Skip to content

Capital One Financial

NYSE: COF · USD

Capital One Financial (COF) Economic Moat Analysis—

Competitive advantages, dated evidence and erosion risks.

Uncertain economic moat

Capital One owns an operating global payment network and has substantial lending and deposit scale. These are current capabilities, but the supplied passages do not demonstrate durable network effects, superior costs or customer dependence. Interchange regulation and externally set network rates constrain payments pricing. Recent earnings and capital ratios support financial capacity, while credit exposure, acquisition costs and incomplete investment returns remain material. The moat remains uncertain because durable competitive protection is insufficiently established, rather than because broad competitive weakness has been demonstrated.

Network effects

The acquired Global Payment Network provides a current payments capability and a potential basis for network effects. Ownership and reported transaction activity establish operation, but do not demonstrate that additional participants sustainably improve customer value or protect economic returns.

Durability
Unestablished: the catalog lacks Capital One merchant acceptance trends, participant retention, network pricing outcomes and evidence of barriers to replication.
Competitors
Visa, Mastercard
Erosion risks
Interchange regulation, routing requirements and competing payment networks could limit monetization. Acquisition-driven growth does not establish organic network reinforcement.
What would invalidate the thesis
The prospective network-effects thesis would be undermined by sustained declines in comparable network activity or acceptance, participant departures, or concessions that eliminate incremental network economics. Positive confirmation requires sustained participant growth and economic benefits beyond acquisition consolidation.
Evidence (4) · Counterevidence (3)

Changes since the previous analysis

  • Retain the uncertain verdict: current network ownership and operating results do not establish durable competitive protection.
  • Remove the previous debit-migration completion and associated revenue-benefit claims because the current catalog does not supply supporting passages; execution is reassessed at 2.
  • Remove previous LCR, insured-deposit, securitization-capacity, stress-buffer and interest-rate sensitivity figures absent from this catalog. Liquidity is reassessed at 2; capital assessment is bounded to disclosed dated ratios and minimum benchmarks.
  • Remove unsupported first-half repurchase totals, stock-compensation expense and Discover purchase consideration. Capital deployment assessments now use current catalog acquisition costs, reported shares, dividends, earnings and capital.
  • Do not attribute Mastercard merchant exit rights or negotiated concessions to Capital One. Contractual freedom remains weak based on Capital One's own external rate-setting and regulatory disclosures.
  • Realized pricing remains unassessable: deposit pricing is observed, but the passages do not isolate Capital One lending or network pricing outcomes.

Evidence limitations

  • Evidence consists principally of issuer disclosures. Reported transactions, contractual terms and operating results support ordinary grades, but management descriptions do not prove exceptional durability.
  • Third-quarter 2026 financial-supplement information is preliminary. Its source was filed October 20, 2026; that filing date is distinct from the September 30 measurement date.
  • All financial-assessment citations used for current judgments come from sources filed in 2026, within 550 days of October 23, 2026.
  • Visa's competitor disclosure supports a bounded network-competition comparison only. Competitor financial results, customer outcomes and contract terms are not attributed to Capital One; lending competitor coverage is unestablished.
  • The catalog lacks customer-level retention, merchant acceptance trends, comparable network unit economics and demonstrated relative cost advantages. Missing evidence does not establish a weak competitive position.
  • June regulatory tables disclose minimum and well-capitalized benchmarks, but the catalog lacks applicable stress-buffer details. No precise current distributable-capital headroom is inferred.
  • Several relevant tables are split across catalog excerpts; their dated headings and unit context are declared alongside the selected continuations.

Financial indicators to test against the thesis

Calculated from annual filings. Missing data remains unavailable. Detailed financial charts remain in the other topics.

Financial indicators to test against the thesis
PeriodGross marginOperating marginROICFCF margin
2021———38.2%
2022———37.6%
2023———53.3%
2024———43.3%
2025———48.9%

Pricing power—

  • Pricing outcomes

    The deposit rate paid increased three basis points to 2.94%, an observed funding-price outcome. However, the catalog does not isolate lending repricing or network fees from balance, mix and acquisition effects. Net interest margin measures spread performance rather than realized customer pricing by itself.

  • Customer demand

    September deposits remained above December and prior-year levels but declined sequentially, as did average deposits. This is indirect, mixed evidence of continuing demand rather than a customer retention rate. It supports an assessment of ongoing usage without demonstrating strong switching friction or price-insensitive loyalty.

  • Margin resilience

    Third-quarter net interest margin reached 8.41%, and efficiency improved sequentially. Quarterly efficiency remained slightly worse year over year, while nine-month operating efficiency also weakened slightly. Uncollectible finance charges reduce revenue. These demonstrate mixed resilience without isolating acquisition-independent pricing protection.

  • Pricing freedom

    Credit interchange on named external networks is set by those networks. Regulation II limits fees and imposes routing requirements for covered four-party debit transactions, with the disclosed scope excluding the Global Payment Network. These establish constrained payments pricing freedom; comprehensive lending repricing terms are absent.

Management50

  • Capital discipline

    Brex required $4.5 billion in consideration plus repayment of $1.1 billion of acquired debt. Earnings improved, shares declined and capital remained substantial, although CET1 was below December. Deployment and financing outcomes are observable; acquisition returns and a complete distribution-cost assessment remain incomplete.

  • Incentive alignment

    Approved CEO performance shares use a three-year period with financial and relative-return measures. Executives reportedly comply with ownership requirements and must retain part of vested equity. These are implemented alignment mechanisms, but the catalog does not establish realized payouts or consistent alignment with acquisition-adjusted economic value creation.

  • Execution

    Completion of Brex and continued operation of the acquired payment network demonstrate transaction delivery and operating capability. Recent earnings improved while integration expenses continued. This combines direct closing evidence with indirect operating evidence; it does not establish completed integration, successful debit migration or satisfactory acquisition returns.

  • Governance

    The independent Audit Committee met nine times in 2025, a cash severance threshold was adopted, and shareholders actually approved compensation on an advisory basis. These establish functioning oversight mechanisms. Meeting activity and approval do not independently demonstrate effective challenge, integrated controls or consistently favorable governance outcomes.

Sources and methodology

Current publication · Updated 22/10/2026 · Version 11

AI interpretation based on checked source excerpts. Issuer assertions and evidence limitations remain explicit.

Policy quality-scores-3: six equally weighted categories. The overall score requires full coverage. Missing inputs are not zero. Qualitative grades are sourced interpretations, not probabilities. 4/6 · 29/10/2026

Moat—

Insufficient evidence for every rubric criterion; no category score is inferred.

structural advantage · 2/4 · Ownership of the Global Payment Network and reported network activity establish an operating platform; credit-card loan-balance leadership establishes scale. These are meaningful structural assets, but the catalog does not show superior unit costs, protected returns or participant reinforcement sufficient to establish a durable moat.

durability · — · The acquisition establishes network ownership, but the supplied operating history does not demonstrate persistent competitive protection. Acceptance trends, sustained customer dependence and comparable economic returns are absent. Regulatory exposure identifies a durability risk without establishing how long any advantage can persist.

customer dependency · — · Substantial deposits and network activity establish use, but do not identify customer switching costs, workflow dependence, exclusivity or renewal behavior. Aggregate balances cannot distinguish retained customers from inflows and departures. The catalog therefore cannot establish the degree of customer dependency.

erosion resilience · — · Interchange regulation and external network rate-setting identify channels of potential erosion. Recent profitability does not show that Capital One has preserved a specific competitive advantage through those pressures. The supplied passages lack a sufficiently observed response to establish erosion resilience.

Pricing power—

Insufficient evidence for every rubric criterion; no category score is inferred.

realized pricing · — · The deposit rate paid increased three basis points to 2.94%, an observed funding-price outcome. However, the catalog does not isolate lending repricing or network fees from balance, mix and acquisition effects. Net interest margin measures spread performance rather than realized customer pricing by itself.

retention · 2/4 · September deposits remained above December and prior-year levels but declined sequentially, as did average deposits. This is indirect, mixed evidence of continuing demand rather than a customer retention rate. It supports an assessment of ongoing usage without demonstrating strong switching friction or price-insensitive loyalty.

margin resilience · 2/4 · Third-quarter net interest margin reached 8.41%, and efficiency improved sequentially. Quarterly efficiency remained slightly worse year over year, while nine-month operating efficiency also weakened slightly. Uncollectible finance charges reduce revenue. These demonstrate mixed resilience without isolating acquisition-independent pricing protection.

contractual freedom · 1/4 · Credit interchange on named external networks is set by those networks. Regulation II limits fees and imposes routing requirements for covered four-party debit transactions, with the disclosed scope excluding the Global Payment Network. These establish constrained payments pricing freedom; comprehensive lending repricing terms are absent.

Predictability81

Financial-sector stability over 5 consecutive reported annual periods: equal weights for nondeclining revenue frequency, revenue-growth volatility (5–40pp), positive consolidated earnings frequency, and net-income/revenue margin volatility (3–20pp). Uses reported accounting scope; not industrial FCF or a growth forecast.

Nondeclining revenue years (%)
100.00
Revenue growth volatility (pp)
12.29
positiveEarningsShare
100.00
netMarginStdDev
12.36
observedAnnualPeriods
5.00

Financial strength56

Qualitative bank assessment: equal-weight average of four current evidence-backed grades (0–4), scaled to 100. Policy financial-industry-1; not an industrial ratio score or credit rating.

capital adequacy · 3/4 · June company and CONA CET1 ratios were 13.7% and 13.2%, with broader capital ratios above disclosed minimum benchmarks. Preliminary September company CET1 was 13.8%. These support strong reported capitalization, but missing applicable stress-buffer details prevent a precise current headroom calculation or an exceptional assessment.

liquidity funding · 2/4 · September deposits of $480.7 billion provided the principal funding base and exceeded December and prior-year balances. Deposits fell sequentially while period-end borrowings increased. This supports substantial funding capacity with mixed recent movement; insured-deposit composition, available liquidity and current coverage ratios are absent.

asset liability risk · 2/4 · Third-quarter consolidated charge-off rates improved, while performing delinquency rose from June. Revenue also absorbs uncollectible finance charges outside the displayed charge-off measure. Asset-liability repricing mismatch is disclosed, but quantified sensitivity is absent. Credit outcomes are mixed and do not establish low overall balance-sheet risk.

earnings resilience · 2/4 · Preliminary third-quarter net income was $3.539 billion versus $3.192 billion a year earlier; nine-month net income reached $8.733 billion. Earnings improved across recent quarters, but prior-year comparisons include sharply different provisions, and the latest quarter included a reserve release. Through-cycle resilience remains unestablished.

Capital allocation50

Qualitative bank assessment: equal-weight average of four current evidence-backed grades (0–4), scaled to 100. Policy financial-industry-1; not an industrial ratio score or credit rating.

capital efficiency · 2/4 · Reported consolidated return on average common equity improved to 12.62% in the third quarter and 10.34% for nine months. Tangible returns were higher but exclude part of the acquisition capital base. Recent recovery supports mixed efficiency evidence without establishing durable productivity of total capital deployed.

distributions and buffers · 2/4 · Common dividends paid totaled $2.40 per share for nine months alongside positive common earnings. Shares outstanding declined, and preliminary September CET1 improved slightly from June while remaining below December. Distributions and buffers are observable, but complete repurchase expenditure and applicable stress-buffer requirements are absent.

dilution and cost · 2/4 · Brex consideration included 10.6 million shares and $2.6 billion cash, followed by $1.1 billion debt repayment. September shares outstanding declined to 601.5 million, demonstrating offsets to issuance. Nine-month weighted-average diluted shares remained higher year over year; total compensation cost and financing accretion are incompletely established.

investment discipline · 2/4 · The acquired network is operating, and Brex closed with disclosed cash, equity and debt-repayment costs. Both acquisitions continued to incur integration expenses. These establish actual commitments and implementation, but the catalog does not separate acquisition returns from existing operations or demonstrate returns sufficient to justify purchase costs.

Management50

Equal-weight average of four evidence-backed rubric grades (0–4), scaled to 100.

capital discipline · 2/4 · Brex required $4.5 billion in consideration plus repayment of $1.1 billion of acquired debt. Earnings improved, shares declined and capital remained substantial, although CET1 was below December. Deployment and financing outcomes are observable; acquisition returns and a complete distribution-cost assessment remain incomplete.

incentive alignment · 2/4 · Approved CEO performance shares use a three-year period with financial and relative-return measures. Executives reportedly comply with ownership requirements and must retain part of vested equity. These are implemented alignment mechanisms, but the catalog does not establish realized payouts or consistent alignment with acquisition-adjusted economic value creation.

execution · 2/4 · Completion of Brex and continued operation of the acquired payment network demonstrate transaction delivery and operating capability. Recent earnings improved while integration expenses continued. This combines direct closing evidence with indirect operating evidence; it does not establish completed integration, successful debit migration or satisfactory acquisition returns.

governance · 2/4 · The independent Audit Committee met nine times in 2025, a cash severance threshold was adopted, and shareholders actually approved compensation on an advisory basis. These establish functioning oversight mechanisms. Meeting activity and approval do not independently demonstrate effective challenge, integrated controls or consistently favorable governance outcomes.

Evidence

Additionally, through the acquisition of Discover, we acquired new products including personal loans as well as the Discover Network, the PULSE Network, Diners Club International (“Diners Club”) and Network Partners (collectively, the “Global Payment Network”).

2025 Form 10-K, business overview: acquired Global Payment Network · Filed 19/02/2026

Table 1: Consolidated Financial Highlights Three Months Ended June 30, Six Months Ended June 30, (Dollars in millions, except per share data and as noted) 2026 2025 Change 2026 2025 Change Income statement Net interest income $ 12,374 $ 9,995 24% $ 24,519 $ 18,008 36% Non-interest income 3,476 2,497 39 6,562 4,484 46 Total net revenue 15,850 12,492 27 31,081 22,492 38 Provision for credit losses 2,989 11,430 (74) 7,057 13,799 (49) Non-interest expense: Marketing 1,661 1,345 23 3,158 2,547 24 Operating expense 7,382 5,646 31 14,349 10,346 39 Total non-interest expense 9,043 6,991 29 17,507 12,893 36 Income (loss) from continuing operations before income taxes 3,818 (5,929) ** 6,517 (4,200) ** Income tax provision (benefit) 798 (1,666) ** 1,316 (1,341) ** Income (loss) from continuing operations, net of tax 3,020 (4,263) ** 5,201 (2,859) ** Income (loss) from discontinued operations, net of tax — (14) ** (7) (14) (50) Net income (loss) 3,020 (4,277) ** 5,194 (2,873) ** Dividends and undistributed earnings allocated to participating securities (28) (4) ** (48) (9) ** Preferred stock dividends (57) (65) (12) (130) (122) 7 Discount on redeemed preferred stock — 6 ** — 6 ** Net income (loss) available to common stockholders $ 2,935 $ (4,340) ** $ 5,016 $ (2,998) ** Common share statistics Basic earnings per common share: Net income (loss) from continuing operations $ 4.73 $ (8.55) ** $ 8.08 $ (6.71) ** Income (loss) from discontinued operations — (0.03) ** (0.01) (0.03) (67)% Net income (loss) per basic common share $ 4.73 $ (8.58) ** $ 8.07 $ (6.74) ** Diluted earnings per common share: Net income (loss) from continuing operations $ 4.73 $ (8.55) ** $ 8.08 $ (6.71) ** Income (loss) from discontinued operations — (0.03) ** (0.01) (0.03) (67)% Net income (loss) per diluted common share $ 4.73 $ (8.58) ** $ 8.07 $ (6.74) ** Weighted-average common shares outstanding (in millions): Basic 620.5 505.6 23% 621.5 444.7 40% Diluted 621.1 505.6 23 622.3 444.7 40 Common shares outstanding (period-end, in millions) 613.5 639.5 (4) 613.5 639.5 (4) 6 Capital One Financial Corporation (COF) Table of Contents Three Months Ended June 30, Six Months Ended June 30, (Dollars in millions, except per share data and as noted) 2026 2025 Change 2026 2025 Change Dividends declared and paid per common share $ 0.80 $ 0.60 33% $ 1.60 $ 1.20 33% Tangible book value per common share (period-end)(1) 105.21 99.35 6 105.21 99.35 6 Balance sheet (average balances) Loans held for investment $ 450,679 $ 378,157 19% $ 448,469 $ 350,425 28% Interest-earning assets 617,583 524,929

June 2026 Form 10-Q, Table 1: dated consolidated financial highlights and table context · Filed 28/07/2026

18 617,378 494,022 25 Total assets 682,079 572,446 19 679,050 532,354 28 Interest-bearing deposits 458,130 387,139 18 455,060 362,626 25 Total deposits 486,791 414,568 17 483,393 389,462 24 Borrowings 49,092 46,601 5 50,710 45,531 11 Common equity 109,111 81,563 34 109,130 69,546 57 Total stockholders’ equity 114,518 86,918 32 114,537 74,647 53 Selected performance metrics Purchase volume $ 253,750 $ 201,453 26% $ 474,290 $ 359,401 32 % Global Payment Network volume 189,612 74,014 156 363,944 74,014 ** Total net revenue margin(2) 10.27% 9.52% 75 bps 10.07% 9.11% 96 bps Net interest margin 8.01 7.62 39 7.94 7.29 65 Return on average assets(3) 1.77 (2.98) 475 1.53 (1.07) 260 Return on average tangible assets(4) 1.89 (3.14) 503 1.63 (1.12) 275 Return on average common equity(5) 10.76 (21.22) 3,198 9.21 (8.58) 1,779 Return on average tangible common equity(6) 18.04 (32.99) 5,103 15.05 (12.60) 2,765 Equity-to-assets ratio(7) 16.79 15.18 161 16.87 14.02 285 Efficiency ratio(8) 57.05 55.96 109 56.33 57.32 (99) Operating efficiency ratio(9) 46.57 45.20 137 46.17 46.00 17 Effective income tax rate from continuing operations 20.9 28.1 (720) 20.2 31.9 (1,170) Net charge-offs $ 3,642 $ 3,060 19% $ 7,489 $ 5,796 29% Net charge-off rate 3.23 % 3.24 % (1)bps 3.34 % 3.31 % 3 bps (Dollars in millions, except as noted) June 30, 2026 December 31, 2025 Change Balance sheet (period-end) Loans held for investment $ 457,168 $ 453,622 1% Interest-earning assets 610,913 613,750 — Total assets 673,835 669,009 1 Interest-bearing deposits 456,464 448,386 2 Total deposits 484,257 475,771 2 Borrowings 45,371 51,000 (11) Common equity 108,386 108,209 — Total stockholders’ equity 113,793 113,616 — Credit quality metrics Allowance for credit losses $ 22,966 $ 23,409 (2)% Allowance coverage ratio 5.02 % 5.16 % (14)bps 30+ day performing delinquency rate 2.91 3.41 (50) 30+ day delinquency rate 3.13 3.59 (46) 7 Capital One Financial Corporation (COF) Table of Contents (Dollars in millions, except as noted) June 30, 2026 December 31, 2025 Change Capital ratios Common equity Tier 1 capital(10) 13.7 % 14.3 % (60)bps Tier 1 capital(10) 14.8 15.3 (50) Total capital(10) 16.6 17.2 (60) Tier 1 leverage(10) 11.8 12.5 (70) Tangible common equity (“TCE”)(11) 10.2 10.7 (50) Supplementary leverage(10) 10.1 10.6 (50) Other Employees (period-end, in thousands) 78.4 76.3 3% __________

June 2026 Form 10-Q, Table 1 continuation: network volume, performance and balance-sheet metrics · Filed 28/07/2026

Examples include American Express, Diners Club/Discover (now owned by Capital One), JCB, Mastercard and UnionPay.

Visa competitor disclosure, competition: explicitly identifies Capital One-owned Diners Club/Discover among competing networks · Filed 06/11/2025

Legislative and regulatory bodies in a number of countries have sought, or are currently seeking, to reduce interchange fees through legislation, competition-related regulatory proceedings, voluntary agreements, central bank regulation and/or litigation.

2025 Form 10-K, interchange regulation · Filed 19/02/2026

In the United States, interchange reimbursement rates for credit card transactions are set by credit card networks such as Mastercard and Visa.

2025 Form 10-K, credit interchange rates set by external networks · Filed 19/02/2026

In the United States, the Federal Reserve’s Regulation II places limits on the interchange fees that issuers may charge, and requires additional routing requirements for, debit cards issued on four-party networks, such as the remaining debit cards issued by the Bank on networks other than the Global Payment Network.

2025 Form 10-K, Regulation II: covered four-party debit fees and routing requirements · Filed 19/02/2026

We were the largest issuer of credit cards in the United States of America (“U.S.”) based on the outstanding balance of credit card loans as of December 31, 2025.

2025 Form 10-K, business overview: credit-card loan-balance scale at December 31, 2025 · Filed 19/02/2026

•Period-end total deposits decreased $3.6 billion, or 1 percent, to $480.7 billion, while average deposits decreased $4.2 billion, or 1 percent, to $482.6 billion.

Third-quarter 2026 earnings release, balance-sheet summary: sequential deposit changes · Filed 20/10/2026

•Interest-bearing deposits rate paid increased 3 basis points to 2.94 percent.

Third-quarter 2026 earnings release, balance-sheet summary: interest-bearing deposit rate paid · Filed 20/10/2026

2026 Q3 Nine Months Ended September 30, (Dollars in millions, except as noted) 2026 2026 2026 2025 2025 2026 2025 2026 vs.

Third-quarter 2026 financial supplement, consolidated selected metrics: dates and units for continuation · Filed 20/10/2026

Q3 Q2 Q1 Q4 Q3 Q2 Q3 2026 2025 2025 Performance Metrics Net interest income growth (period over period) 4 % 2 % (3) % — % 24 % ** ** 23 % 32 % ** Non-interest income growth (period over period) (1) 13 (1) 5 18 ** ** 35 28 ** Total net revenue growth (period over period) 3 4 (2) 1 23 ** ** 25 31 ** Total net revenue margin(4) 10.67 10.27 9.87 10.32 10.36 40bps 31bps 10.27 9.57 70bps Net interest margin(5) 8.41 8.01 7.87 8.26 8.36 40 5 8.10 7.69 41 Return on average assets(6) 2.09 1.77 1.29 1.05 1.94 32 15 1.72 0.08 164 Return on average tangible assets(7) 2.24 1.89 1.37 1.12 2.07 35 17 1.83 0.08 175 Return on average common equity(8) 12.62 10.76 7.65 6.10 11.50 186 112 10.34 0.21 1,013 Return on average tangible common equity(9) 21.12 18.04 12.20 9.74 18.82 308 230 17.04 0.33 1,671 Efficiency ratio(10) 54.19 57.05 55.57 59.95 53.80 (286) 39 55.59 55.89 (30) Operating efficiency ratio(11) 44.43 46.57 45.74 47.54 44.66 (214) (23) 45.57 45.46 11 Effective income tax rate for continuing operations 22.6 20.9 19.2 16.4 27.1 170 (450) 21.2 (83.5) ** Employees (period-end, in thousands) 77.5 78.4 77.1 76.3 77.0 (1)% 1% 77.5 77.0 1% Credit Quality Metrics Allowance for credit losses $ 22,739 $ 22,966 $ 23,630 $ 23,409 $ 23,103 (1)% (2)% $ 22,739 $ 23,103 (2)% Allowance coverage ratio 4.92 % 5.02 % 5.28 % 5.16 % 5.21 % (10) bps (29) bps 4.92 % 5.21 % (29) bps Net charge-offs $ 3,121 $ 3,642 $ 3,847 $ 3,833 $ 3,473 (14)% (10)% $ 10,610 $ 9,269 14% Net charge-off rate(12) 2.73 % 3.23 % 3.45 % 3.45 % 3.16 % (50) bps (43) bps 3.13 % 3.25 % (12) bps 30+ day performing delinquency rate 3.18 2.91 3.04 3.41 3.29 27 (11) 3.18 3.29 (11) 30+ day delinquency rate 3.41 3.13 3.24 3.59 3.50 28 (9) 3.41 3.50 (9) Capital Ratios(13) Common equity Tier 1 capital 13.8 % 13.7 % 14.4 % 14.3 % 14.4 % 10bps (60) bps 13.8 % 14.4 % (60) bps Tier 1 capital 14.6 14.8 15.4 15.3 15.5 (20) (90) 14.6 15.5 (90) Total capital 16.5 16.6 17.3 17.2 17.3 (10) (80) 16.5 17.3 (80) Tier 1 leverage 11.9 11.8 12.2 12.5 12.6 10 (70) 11.9 12.6 (70) Tangible common equity (“TCE”)(14) 9.8 10.2 10.3 10.7 10.8 (40) (100) 9.8 10.8 (100)

Third-quarter 2026 financial supplement, consolidated selected metrics: returns, margins, efficiency, credit quality and capital · Filed 20/10/2026

Table 1: Financial Summary—Consolidated 2026 Q3 Nine Months Ended September 30, (Dollars in millions, except per share data and as noted) 2026 2026 2026 2025 2025 2026 2025 2026 vs.

Third-quarter 2026 financial supplement, Table 1: consolidated financial-summary dates and units · Filed 20/10/2026

Q3 Q2 Q1 Q4 Q3 Q2 Q3 2026 2025 2025 Income Statement Net interest income $ 12,886 $ 12,374 $ 12,145 $ 12,466 $ 12,404 4% 4% $ 37,405 $ 30,412 23% Non-interest income 3,458 3,476 3,086 3,117 2,955 (1) 17 10,020 7,439 35 Total net revenue(1) 16,344 15,850 15,231 15,583 15,359 3 6 47,425 37,851 25 Provision for credit losses 2,916 2,989 4,068 4,142 2,714 (2) 7 9,973 16,513 (40) Non-interest expense: Marketing 1,594 1,661 1,497 1,934 1,403 (4) 14 4,752 3,950 20 Operating expense 7,262 7,382 6,967 7,408 6,860 (2) 6 21,611 17,206 26 Total non-interest expense 8,856 9,043 8,464 9,342 8,263 (2) 7 26,363 21,156 25 Income from continuing operations before income taxes 4,572 3,818 2,699 2,099 4,382 20 4 11,089 182 ** Income tax provision (benefit) 1,033 798 518 345 1,189 29 (13) 2,349 (152) ** Income from continuing operations, net of tax 3,539 3,020 2,181 1,754 3,193 17 11 8,740 334 ** Income (loss) from discontinued operations, net of tax — — (7) 380 (1) — ** (7) (15) (53) Net income 3,539 3,020 2,174 2,134 3,192 17 11 8,733 319 ** Dividends and undistributed earnings allocated to participating securities(2) (32) (28) (20) (20) (33) 14 (3) (80) (13) ** Preferred stock dividends (73) (57) (73) (57) (73) 28 — (203) (195) 4% Impacts from preferred stock redemptions (12) — — — — ** ** (12) 6 ** Net income available to common stockholders $ 3,422 $ 2,935 $ 2,081 $ 2,057 $ 3,086 17% 11% $ 8,438 $ 117 ** Common Share Statistics Basic earnings per common share:(2)

Third-quarter 2026 financial supplement, Table 1: consolidated income statement · Filed 20/10/2026

Net income from continuing operations $ 5.61 $ 4.73 $ 3.35 $ 2.66 $ 4.83 19% 16% $ 13.66 $ 0.26 ** Income (loss) from discontinued operations — — (0.01) 0.60 — — — (0.01) (0.03) (67)% Net income per diluted common share $ 5.61 $ 4.73 $ 3.34 $ 3.26 $ 4.83 19% 16% $ 13.65 $ 0.23 ** Weighted-average common shares outstanding (in millions): Basic 608.9 620.5 622.5 631.1 639.0 (2)% (5)% 617.2 510.2 21% Diluted 609.5 621.1 623.4 631.6 639.5 (2) (5) 618.0 510.9 21 Common shares outstanding (period-end, in millions) 601.5 613.5 615.9 625.1 635.7 (2) (5) 601.5 635.7 (5) Dividends declared and paid per common share $ 0.80 $ 0.80 $ 0.80 $ 0.80 $ 0.60 — 33 $ 2.40 $ 1.80 33 Tangible book value per common share (period-end)(3) 102.72 105.21 107.76 107.72 105.18 (2)% (2)% 102.72 105.18 (2)% 1 2026 Q3 Nine Months Ended September 30, (Dollars in millions) 2026 2026 2026 2025 2025 2026 2025 2026 vs.

Third-quarter 2026 financial supplement, Table 1 continuation: diluted earnings, shares and dividends · Filed 20/10/2026

Q3 Q2 Q1 Q4 Q3 Q2 Q3 2026 2025 2025 Balance Sheet (Period-End) Loans held for investment $ 462,530 $ 457,168 $ 447,754 $ 453,622 $ 443,159 1% 4% $ 462,530 $ 443,159 4% Interest-earning assets 610,799 610,913 624,560 613,750 605,235 — 1 610,799 605,235 1 Total assets 672,867 673,835 682,905 669,009 661,877 — 2 672,867 661,877 2 Interest-bearing deposits 453,006 456,464 461,117 448,386 441,136 (1) 3 453,006 441,136 3 Total deposits 480,697 484,257 489,053 475,771 468,785 (1) 3 480,697 468,785 3 Borrowings 49,774 45,371 51,888 51,000 51,482 10 (3) 49,774 51,482 (3) Common equity 105,237 108,386 106,854 108,209 108,406 (3) (3) 105,237 108,406 (3) Total stockholders’ equity 109,656 113,793 112,261 113,616 113,813 (4) (4) 109,656 113,813 (4) Balance Sheet (Average Balances) Loans held for investment $ 457,380 $ 450,679 $ 446,235 $ 444,680 $ 439,859 1% 4% $ 451,472 $ 380,564 19% Interest-earning assets 612,521 617,583 617,173 603,730 593,247 (1) 3 615,741 527,461 17 Total assets 676,168 682,079 675,999 665,656 657,858 (1) 3 678,056 574,602 18 Interest-bearing deposits 454,245 458,130 451,957 442,763 439,527 (1) 3 454,785 388,541 17 Total deposits 482,613 486,791 479,958 470,965 467,280 (1) 3 483,130 415,686 16 Borrowings 48,061 49,092 52,348 50,814 50,180 (2) (4) 49,818 47,097 6 Common equity 108,486 109,111 109,149 109,997 107,412 (1) 1 108,913 82,306 32 Total stockholders’ equity 113,571 114,518 114,556 115,404 112,819 (1) 1 114,211 87,511 31 2 CAPITAL ONE FINANCIAL CORPORATION (COF)

Third-quarter 2026 financial supplement, Table 1 continuation: period-end and average balance sheets · Filed 20/10/2026

Notes to Net Interest Margin, Loan, Allowance and Business Segment Disclosures (Tables 6—13) 20 Table 15: Calculation of Regulatory Capital Measures and Reconciliation of Non-GAAP Measures 21 Table 16: Notes to Calculation of Regulatory Capital Measures and Reconciliation of Non-GAAP Measures (Table 15) 26 __________ (1)The information contained in this Financial Supplement is preliminary and based on data available at the time of the earnings presentation.

Third-quarter 2026 financial supplement, introductory note: preliminary information · Filed 20/10/2026

(1)Total net revenue was reduced by $784 million in Q3 2026, $898 million in Q2 2026, $980 million in Q1 2026, $941 million in Q4 2025 and $869 million in Q3 2025 for credit card finance charges and fees charged off as uncollectible.

Third-quarter 2026 financial supplement, note 1: revenue reductions for uncollectible credit-card finance charges and fees · Filed 20/10/2026

June 30, 2026 December 31, 2025 Ratio Minimum Capital Adequacy Well- Capitalized Ratio Minimum Capital Adequacy Well- Capitalized Capital One Financial Corp: Common equity Tier 1 capital(3) 13.7 % 4.5 % N/A 14.3 % 4.5 % N/A Tier 1 capital(4) 14.8 6.0 6.0 % 15.3 6.0 6.0 % Total capital(5) 16.6 8.0 10.0 17.2 8.0 10.0 Tier 1 leverage(6) 11.8 4.0 N/A 12.5 4.0 N/A Supplementary leverage(7) 10.1 3.0 N/A 10.6 3.0 N/A CONA: Common equity Tier 1 capital(3) 13.2 4.5 6.5 13.4 4.5 6.5 Tier 1 capital(4) 13.2 6.0 8.0 13.4 6.0 8.0 Total capital(5) 14.9 8.0 10.0 15.1 8.0 10.0 Tier 1 leverage(6) 10.6 4.0 5.0 10.9 4.0 5.0 Supplementary leverage(7) 9.0 3.0 N/A 9.3 3.0 N/A

June 2026 Form 10-Q, regulatory capital table: company and CONA ratios and minimum benchmarks · Filed 28/07/2026

The total consideration paid to Brex shareholders for the acquisition was approximately $4.5 billion and included $2.6 billion of cash consideration and 10.6 million shares of common stock, par value $0.01 per share, of the Company with a fair value of $1.9 billion.

June 2026 Form 10-Q, Brex acquisition: total cash and share consideration · Filed 28/07/2026

Immediately following the completion of the Brex acquisition, the Company paid off Brex’s outstanding debt of $1.1 billion.

June 2026 Form 10-Q, Brex acquisition: repayment of acquired debt · Filed 28/07/2026

On April 7, 2026, Capital One Financial Corporation (the “Company”), completed its previously announced acquisition of Brex Inc., a Delaware corporation (“Brex” and such acquisition, the “Transaction”), pursuant to the terms of an Agreement and Plan of Merger and Reorganization, dated as of January 22, 2026 (the “Merger Agreement”) with Brex and certain other parties thereto.

April 7, 2026 Form 8-K, completed Brex acquisition and closing date · Filed 07/04/2026

(Dollars in millions, except per share data) Pre-Tax Impact After-Tax Diluted EPS Impact Acquisition amortization expenses(2) $ 483 $ 0.60 Discover integration expenses $ 338 $ 0.42 Brex integration expenses $ 47 $ 0.06 Capital One Third Quarter 2026 Earnings Page 2 All comparisons below are for the third quarter of 2026 compared with the second quarter of 2026 unless otherwise noted.

Third-quarter 2026 earnings release: acquisition amortization and integration expenses · Filed 20/10/2026

The CEO and all other NEOs are currently in compliance with this requirement.

March 2026 proxy, executive stock ownership: disclosed compliance · Filed 25/03/2026

With respect to awards of performance shares and stock-settled RSUs that vest (i) during an executive’s term of employment with Capital One, or (ii) as applicable, prior to the first anniversary of such executive’s separation from Capital One, each executive must hold 50% of the after-tax net shares acquired (“Retained Shares”) for a period of one year after the acquisition date of the shares.

March 2026 proxy, executive equity retention: percentage, scope and holding period · Filed 25/03/2026

Fairbank may receive from 0% to 150% of a total target number of 111,043 shares of the Company’s common stock based on the Company’s performance over the three-year performance period from January 1, 2026 through December 31, 2028 (“Performance Period”).

February 2026 compensation Form 8-K: approved CEO performance-share award range and 2026–2028 performance period · Filed 06/02/2026

Approximately $22.1 million of the CEO Performance Shares (the “Financial PSUs”) will vest based on the Company’s performance against a combination of two metrics: Common Dividends plus Growth of Tangible Book Value per share (“Growth of Shareholder Value”) and Adjusted Return on Tangible Common Equity (“Adjusted ROTCE”) and approximately $2.7 million of the CEO Performance Shares will vest based entirely on the Company’s total shareholder return (“TSR”) relative to the Company’s peers over the Performance Period (the “TSR PSUs”), as previously described in the Proxy Statement for the 2025 Annual Stockholder Meeting (the “2025 Proxy Statement”).

February 2026 compensation Form 8-K: CEO performance-share financial and relative-return metrics · Filed 06/02/2026

In carrying out its responsibilities, the Audit Committee met a total of nine times during 2025.

March 2026 proxy, Audit Committee: actual 2025 meeting activity · Filed 25/03/2026

Pursuant to Capital One’s Corporate Governance Guidelines and applicable law, the Audit Committee is comprised solely of independent directors.

March 2026 proxy, Audit Committee: independent membership · Filed 25/03/2026

Cash Severance Policy 2 On February 3, 2026, the Committee and the Independent Directors adopted an Executive Officer Cash Severance Policy (the “Cash Severance Policy”), effective as of March 1, 2026.

February 2026 Form 8-K: adoption and effective date of cash severance policy · Filed 06/02/2026

The Cash Severance Policy provides that the Company will not enter into any new employment agreement or severance agreement with any Named Executive Officer or establish any new severance plan or policy covering any Named Executive Officer that provides for cash severance benefits exceeding 2.99 times the sum of the executive’s Base Salary plus Target Bonus (as such terms are defined in the Cash Severance Policy), without seeking stockholder ratification of such agreement, plan, or policy.

February 2026 Form 8-K: cash severance threshold requiring shareholder ratification · Filed 06/02/2026

(2) Stockholders approved, on an advisory basis, the Company’s 2025 named executive officer compensation;

May 8, 2026 Form 8-K: actual advisory approval of executive compensation · Filed 08/05/2026

We are exposed to interest rate risk primarily from the differences in the timing between the maturities or repricing of assets and liabilities.

June 2026 Form 10-Q, interest-rate risk: asset and liability repricing mismatch · Filed 28/07/2026

◦$225 million loan reserve release.

Third-quarter 2026 earnings release: loan reserve release · Filed 20/10/2026

Publication history

Publication history
VersionUpdatedCompetitive advantage
1129/10/2026uncertain
1028/10/2026uncertain
924/10/2026uncertain
823/10/2026uncertain
722/10/2026uncertain
619/10/2026uncertain
519/10/2026uncertain
418/10/2026uncertain
318/10/2026uncertain
218/10/2026uncertain

Sources

Research methodology and limitations · What is an economic moat?