| 2026-07-28 | 10-Q | Security registered under Section 12(b) | 1.650% Senior Notes Due 2029 · COF29 · NYSE |
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| 2026-07-28 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series I · COF PRI · NYSE |
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| 2026-07-28 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series J · COF PRJ · NYSE |
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| 2026-07-28 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series K · COF PRK · NYSE |
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| 2026-07-28 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series L · COF PRL · NYSE |
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| 2026-07-28 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series N · COF PRN · NYSE |
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| 2026-05-07 | 10-Q | Security registered under Section 12(b) | 1.650% Senior Notes Due 2029 · COF29 · NYSE |
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| 2026-05-07 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series I · COF PRI · NYSE |
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| 2026-05-07 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series J · COF PRJ · NYSE |
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| 2026-05-07 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series K · COF PRK · NYSE |
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| 2026-05-07 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series L · COF PRL · NYSE |
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| 2026-05-07 | 10-Q | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series N · COF PRN · NYSE |
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| 2026-02-19 | 10-K | Security registered under Section 12(b) | 1.650% Senior Notes Due 2029 · COF29 · NYSE |
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| 2026-02-19 | 10-K | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series I · COF PRI · NYSE |
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| 2026-02-19 | 10-K | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series J · COF PRJ · NYSE |
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| 2026-02-19 | 10-K | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series K · COF PRK · NYSE |
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| 2026-02-19 | 10-K | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series L · COF PRL · NYSE |
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| 2026-02-19 | 10-K | Stock registered under Section 12(b) | Depositary Shares, Each Representing a 1/40th Interest in a Share of Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series N · COF PRN · NYSE |
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