Michael Zamsky, Chief Credit and Financial Risk Officer at Capital One Financial Corp ($COF), sold about $3.1 million in company shares through four open market transactions over the past year. His most recent sale occurred on August 4, 2025. These sales rank him 2,681st out of 11,678 insiders by total value sold, below the average of $8.6 million across about 6.4 transactions per insider. Zamsky made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 9, 2026 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 2728 | $185.73 | 33,465.0000 | 541,300,000 | 7.54% | 0.00% |
| March 9, 2026 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 6047 | $0.00 | 36,193.0000 | 541,300,000 | 20.06% | 0.00% |
| Feb. 15, 2026 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 818 | $207.37 | 31,777.0000 | 541,300,000 | 2.51% | 0.00% |
| Feb. 15, 2026 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 769 | $207.37 | 30,146.0000 | 541,300,000 | 2.49% | 0.00% |
| Feb. 15, 2026 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 862 | $207.37 | 30,915.0000 | 541,300,000 | 2.71% | 0.00% |
| Feb. 3, 2026 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 5231 | $0.00 | 32,595.0000 | 541,300,000 | 19.12% | 0.00% |
| May 18, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | L | Common Stock | 10 | $0.00 | 32,879.0000 | 383,600,000 | 0.03% | 0.00% |
| Aug. 4, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | S | Common Stock | 5515 | $209.59 | 27,364.0000 | 383,600,000 | 16.77% | 0.00% |
| June 3, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 12780 | $0.00 | 32,869.0000 | 383,600,000 | 63.62% | 0.00% |
| May 12, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | S | Common Stock | 3328 | $200.28 | 20,089.0000 | 383,600,000 | 14.21% | 0.00% |
| May 12, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | S | Common Stock | 3243 | $198.53 | 26,406.0000 | 383,600,000 | 10.94% | 0.00% |
| May 12, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | S | Common Stock | 2989 | $199.38 | 23,417.0000 | 383,600,000 | 11.32% | 0.00% |
| March 10, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 2164 | $0.00 | 30,625.0000 | 383,600,000 | 7.60% | 0.00% |
| March 10, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 976 | $163.87 | 29,649.0000 | 383,600,000 | 3.19% | 0.00% |
| Feb. 15, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 898 | $202.16 | 30,697.0000 | 383,600,000 | 2.84% | 0.00% |
| Feb. 15, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 1053 | $202.16 | 29,644.0000 | 383,600,000 | 3.43% | 0.00% |
| Feb. 15, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 1183 | $202.16 | 28,461.0000 | 383,600,000 | 3.99% | 0.00% |
| Feb. 4, 2025 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 5113 | $0.00 | 31,595.0000 | 383,600,000 | 19.31% | 0.00% |
| Nov. 12, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | S | Common Stock | 6420 | $190.01 | 30,603.0000 | 383,700,000 | 17.34% | 0.00% |
| Nov. 12, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | S | Common Stock | 4121 | $190.64 | 26,482.0000 | 383,700,000 | 13.47% | 0.00% |
| March 11, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 4998 | $0.00 | 39,278.0000 | 383,400,000 | 14.58% | 0.00% |
| March 11, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 2255 | $138.46 | 37,023.0000 | 383,400,000 | 5.74% | 0.00% |
| Feb. 15, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 939 | $136.36 | 35,490.0000 | 383,400,000 | 2.58% | 0.00% |
| Feb. 15, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 1210 | $136.36 | 34,280.0000 | 383,400,000 | 3.41% | 0.00% |
| Feb. 15, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | F | Common Stock | 1081 | $136.36 | 36,429.0000 | 383,400,000 | 2.88% | 0.00% |
| Feb. 1, 2024 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Credit & Fin'l Risk Off. | A | Common Stock | 7866 | $0.00 | 37,510.0000 | 383,400,000 | 26.53% | 0.00% |
| March 1, 2023 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Consumer Credit Officer | A | Common Stock | 4118 | $0.00 | 31,502.0000 | 393,200,000 | 15.04% | 0.00% |
| March 1, 2023 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Consumer Credit Officer | F | Common Stock | 1858 | $108.58 | 29,644.0000 | 393,200,000 | 5.90% | 0.00% |
| Feb. 15, 2023 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Consumer Credit Officer | F | Common Stock | 946 | $114.63 | 29,641.0000 | 393,200,000 | 3.09% | 0.00% |
| Feb. 15, 2023 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Consumer Credit Officer | F | Common Stock | 1083 | $114.63 | 28,558.0000 | 393,200,000 | 3.65% | 0.00% |
| Feb. 15, 2023 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Consumer Credit Officer | F | Common Stock | 1174 | $114.63 | 27,384.0000 | 393,200,000 | 4.11% | 0.00% |
| Jan. 26, 2023 | CAPITAL ONE FINANCIAL CORP | $COF | Zamsky Michael | Chief Consumer Credit Officer | A | Common Stock | 8045 | $0.00 | 30,587.0000 | 393,200,000 | 35.69% | 0.00% |