Adams Mark has filed 46 insider transactions across 3 companies since February 2022.
Most recent transaction: a tax payment of 12513 shares of Penguin Solutions, Inc. ($PENG) on January 20, 2026.
Activity breakdown: 1 open-market purchase and 3 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 20, 2026 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Common Stock | 12513 | $19.96 | 992,823.0000 | 63,605,000 | 1.24% | 0.02% |
| Oct. 25, 2025 | Seagate Technology Holdings plc | $STX | Adams Mark | Director | A | Restricted Share Unit | 1580 | $0.00 | 1,580.0000 | 226,000,000 | 9999.99% | 0.00% |
| Oct. 20, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Common Stock | 11419 | $21.74 | 1,005,336.0000 | 62,756,000 | 1.12% | 0.02% |
| Oct. 19, 2025 | Seagate Technology Holdings plc | $STX | Adams Mark | Director | M | Ordinary Shares | 2693 | $0.00 | 2,693.0000 | 226,000,000 | 9999.99% | 0.00% |
| Oct. 19, 2025 | Seagate Technology Holdings plc | $STX | Adams Mark | Director | F | Ordinary Shares | 647 | $225.40 | 2,046.0000 | 226,000,000 | 24.03% | 0.00% |
| Oct. 19, 2025 | Seagate Technology Holdings plc | $STX | Adams Mark | Director | M | Restricted Share Unit | 2693 | $0.00 | 0.0000 | 226,000,000 | 100.00% | 0.00% |
| Oct. 14, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | A | Common Stock | 107958 | $0.00 | 1,071,577.0000 | 62,756,000 | 11.20% | 0.17% |
| Oct. 14, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Common Stock | 54822 | $22.32 | 1,016,755.0000 | 62,756,000 | 5.12% | 0.09% |
| Sept. 29, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | A | Common Stock | 108656 | $0.00 | 963,619.0000 | 62,756,000 | 12.71% | 0.17% |
| July 20, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Common Stock | 11418 | $24.43 | 854,963.0000 | 61,067,000 | 1.32% | 0.02% |
| May 8, 2025 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | A | Common Stock | 779 | $0.00 | 12,927.0000 | 273,851,000 | 6.41% | 0.00% |
| May 2, 2025 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 868 | $0.00 | 12,148.0000 | 273,851,000 | 6.67% | 0.00% |
| May 2, 2025 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 868 | $0.00 | 12,148.0000 | 273,851,000 | 7.70% | 0.00% |
| April 20, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 11418 | $15.88 | 866,381.0000 | 61,067,000 | 1.30% | 0.02% |
| Jan. 20, 2025 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 11685 | $20.51 | 877,799.0000 | 61,067,000 | 1.31% | 0.02% |
| Dec. 13, 2024 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 800 | $0.00 | 12,148.0000 | 274,263,000 | 6.18% | 0.00% |
| Oct. 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 14255 | $15.69 | 1,053,155.0000 | 60,226,000 | 1.34% | 0.02% |
| Oct. 19, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | A | Ordinary Shares | 93116 | $0.00 | 1,114,602.0000 | 60,226,000 | 9.12% | 0.15% |
| Oct. 19, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 47192 | $15.69 | 1,067,410.0000 | 60,226,000 | 4.23% | 0.08% |
| Oct. 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 6996 | $15.69 | 1,046,159.0000 | 60,226,000 | 0.66% | 0.01% |
| Oct. 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 31675 | $15.69 | 1,014,484.0000 | 60,226,000 | 3.03% | 0.05% |
| Oct. 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | D | Ordinary Shares | 125000 | $0.00 | 889,484.0000 | 60,226,000 | 12.32% | 0.21% |
| Oct. 19, 2024 | Seagate Technology Holdings plc | $STX | Adams Mark | Director | A | Restricted Share Unit Grant | 2693 | $0.00 | 2,693.0000 | 216,000,000 | 9999.99% | 0.00% |
| Sept. 30, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | A | Ordinary Shares | 138876 | $0.00 | 1,021,486.0000 | 60,226,000 | 15.73% | 0.23% |
| July 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 14254 | $23.86 | 889,605.0000 | 57,542,000 | 1.58% | 0.02% |
| July 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 6995 | $23.86 | 882,610.0000 | 57,542,000 | 0.79% | 0.01% |
| May 2, 2024 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1073 | $0.00 | 12,948.0000 | 271,706,000 | 9.04% | 0.00% |
| May 2, 2024 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | A | Common Stock | 868 | $0.00 | 12,948.0000 | 271,706,000 | 7.19% | 0.00% |
| May 2, 2024 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1073 | $0.00 | 12,080.0000 | 271,706,000 | 8.16% | 0.00% |
| April 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 14255 | $16.92 | 910,854.0000 | 57,542,000 | 1.54% | 0.02% |
| April 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 6995 | $16.92 | 903,859.0000 | 57,542,000 | 0.77% | 0.01% |
| April 11, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | P | Ordinary Shares | 10000 | $18.79 | 925,109.0000 | 57,542,000 | 1.09% | 0.02% |
| Jan. 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 6995 | $22.89 | 915,109.0000 | 57,542,000 | 0.76% | 0.01% |
| Jan. 20, 2024 | Penguin Solutions, Inc. | $PENG | Adams Mark | President and CEO | F | Ordinary Shares | 14499 | $22.89 | 922,104.0000 | 57,542,000 | 1.55% | 0.03% |
| Feb. 25, 2022 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1377 | $0.00 | 12,480.0000 | 276,796,000 | 12.40% | 0.00% |
| Nov. 1, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | S | Common Stock | 400 | $240.80 | 12,080.0000 | 272,675,000 | 3.21% | 0.00% |
| Feb. 25, 2022 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1377 | $0.00 | 12,080.0000 | 276,796,000 | 10.23% | 0.00% |
| Oct. 2, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1377 | $0.00 | 13,857.0000 | 272,675,000 | 11.03% | 0.00% |
| Oct. 2, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | S | Common Stock | 1377 | $235.44 | 12,480.0000 | 272,675,000 | 9.94% | 0.00% |
| Oct. 2, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1377 | $0.00 | 12,480.0000 | 272,675,000 | 9.94% | 0.00% |
| Aug. 8, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1473 | $0.00 | 15,330.0000 | 272,675,000 | 10.63% | 0.00% |
| Aug. 8, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | S | Common Stock | 1473 | $229.80 | 13,857.0000 | 272,675,000 | 9.61% | 0.00% |
| Aug. 8, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1473 | $0.00 | 13,857.0000 | 272,675,000 | 9.61% | 0.00% |
| May 4, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | A | Common Stock | 1073 | $0.00 | 16,803.0000 | 272,675,000 | 6.82% | 0.00% |
| May 4, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1473 | $0.00 | 15,330.0000 | 272,675,000 | 8.77% | 0.00% |
| May 4, 2023 | CADENCE DESIGN SYSTEMS INC | $CDNS | Adams Mark | Director | G | Common Stock | 1473 | $0.00 | 15,330.0000 | 272,675,000 | 10.63% | 0.00% |