Thiel Frederick G, CEO of MARA Holdings, Inc. ($MARA), sold about $5.2 million in company shares across 12 open market transactions over the past year. His most recent sale occurred on February 17, 2026. These sales rank him 1,873rd among 11,678 individual insiders by total value sold, below the average of $8.6 million per insider and 6.4 transactions. He 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 17, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $9.18 | 4,788,954.0000 | 470,126,290 | 0.57% | 0.01% |
| Feb. 20, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 91356 | $7.50 | 4,816,459.0000 | 470,126,290 | 1.86% | 0.02% |
| Feb. 20, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | A | Common Stock | 752093 | $0.00 | 4,907,815.0000 | 470,126,290 | 18.10% | 0.16% |
| Feb. 17, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $7.66 | 3,381,861.0000 | 470,126,290 | 0.81% | 0.01% |
| Feb. 18, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | A | Common Stock | 773861 | $0.00 | 4,155,722.0000 | 470,126,290 | 22.88% | 0.16% |
| Feb. 5, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 67704 | $9.12 | 3,409,366.0000 | 470,126,290 | 1.95% | 0.01% |
| Jan. 30, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 40496 | $9.50 | 3,477,070.0000 | 470,126,290 | 1.15% | 0.01% |
| Jan. 20, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $10.80 | 3,517,566.0000 | 470,126,290 | 0.78% | 0.01% |
| Jan. 8, 2026 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 10418 | $8.98 | 3,545,071.0000 | 470,126,290 | 0.29% | 0.00% |
| Dec. 17, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $10.77 | 3,555,489.0000 | 470,126,290 | 0.77% | 0.01% |
| Nov. 17, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $11.99 | 3,582,994.0000 | 470,126,290 | 0.76% | 0.01% |
| Nov. 6, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 27316 | $17.81 | 3,610,499.0000 | 470,126,290 | 0.75% | 0.01% |
| Nov. 3, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 40388 | $18.27 | 3,637,815.0000 | 470,126,290 | 1.10% | 0.01% |
| Oct. 31, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 40497 | $17.76 | 3,678,203.0000 | 470,126,290 | 1.09% | 0.01% |
| Oct. 17, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $19.57 | 3,718,700.0000 | 470,126,290 | 0.73% | 0.01% |
| Oct. 1, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 9584 | $18.26 | 3,746,205.0000 | 470,126,290 | 0.26% | 0.00% |
| Sept. 17, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $17.38 | 3,755,789.0000 | 311,841,347 | 0.73% | 0.01% |
| Sept. 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $16.35 | 3,783,294.0000 | 311,841,347 | 0.72% | 0.01% |
| Aug. 18, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $15.28 | 3,810,799.0000 | 311,841,347 | 0.72% | 0.01% |
| Aug. 6, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 27316 | $15.50 | 3,838,304.0000 | 311,841,347 | 0.71% | 0.01% |
| Aug. 6, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 40388 | $16.08 | 3,865,620.0000 | 311,841,347 | 1.03% | 0.01% |
| Aug. 6, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 40496 | $16.55 | 3,906,008.0000 | 311,841,347 | 1.03% | 0.01% |
| July 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $19.52 | 3,946,504.0000 | 311,841,347 | 0.69% | 0.01% |
| July 9, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 9584 | $15.68 | 3,974,009.0000 | 311,841,347 | 0.24% | 0.00% |
| June 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $15.30 | 3,983,593.0000 | 311,841,347 | 0.69% | 0.01% |
| May 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 80885 | $13.37 | 4,065,919.0000 | 311,841,347 | 1.95% | 0.03% |
| May 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 27316 | $14.05 | 4,038,603.0000 | 311,841,347 | 0.67% | 0.01% |
| May 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $15.68 | 4,011,098.0000 | 311,841,347 | 0.68% | 0.01% |
| May 9, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 55010 | $15.00 | 4,146,804.0000 | 311,841,347 | 1.31% | 0.02% |
| April 8, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 9584 | $11.50 | 4,251,105.0000 | 311,841,347 | 0.22% | 0.00% |
| April 8, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 49291 | $13.92 | 4,201,814.0000 | 311,841,347 | 1.16% | 0.02% |
| Feb. 28, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 27316 | $17.95 | 4,260,689.0000 | 311,841,347 | 0.64% | 0.01% |
| Feb. 28, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 40388 | $18.34 | 4,288,005.0000 | 311,841,347 | 0.93% | 0.01% |
| Feb. 28, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | A | Common Stock | 417550 | $0.00 | 4,328,393.0000 | 311,841,347 | 10.68% | 0.13% |
| Feb. 18, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $16.68 | 3,910,843.0000 | 311,841,347 | 0.70% | 0.01% |
| Feb. 3, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 162237 | $19.56 | 3,938,348.0000 | 311,841,347 | 3.96% | 0.05% |
| Jan. 16, 2025 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $18.01 | 4,100,585.0000 | 311,841,347 | 0.67% | 0.01% |
| Dec. 16, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $23.50 | 4,128,090.0000 | 294,942,685 | 0.66% | 0.01% |
| Nov. 18, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $19.80 | 4,155,595.0000 | 294,942,685 | 0.66% | 0.01% |
| Nov. 5, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 67704 | $16.50 | 4,183,100.0000 | 294,942,685 | 1.59% | 0.02% |
| Oct. 16, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27505 | $17.50 | 4,250,804.0000 | 294,942,685 | 0.64% | 0.01% |
| Sept. 20, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | S | Common Stock | 27512 | $15.70 | 4,278,309.0000 | 192,293,277 | 0.64% | 0.01% |
| May 1, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | A | Common Stock | 1646606 | $0.00 | 4,362,968.0000 | 192,293,277 | 60.62% | 0.86% |
| Feb. 16, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | F | Common Stock | 161554 | $17.73 | 2,716,362.0000 | 192,293,277 | 5.61% | 0.08% |
| Jan. 31, 2024 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | Chief Executive Officer | A | Common Stock | 1642229 | $0.00 | 2,877,916.0000 | 192,293,277 | 132.90% | 0.85% |
| Dec. 15, 2020 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | S | Common Stock | 5000 | $6.50 | 1,235,687.0000 | 0 | 0.40% | 0.00% |
| Nov. 10, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | A | RSUs | 610737 | $9.61 | 1,235,687.0000 | 113,467,837 | 97.73% | 0.54% |
| April 26, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | A | RSUs | 41650 | $9.46 | 166,600.0000 | 113,467,837 | 33.33% | 0.04% |
| April 26, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | D | RSUs | 41650 | $9.46 | 166,600.0000 | 113,467,837 | 20.00% | 0.04% |
| May 1, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | A | RSUs | 500000 | $8.78 | 666,600.0000 | 113,467,837 | 300.12% | 0.44% |
| July 26, 2022 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | A | RSUs | 41650 | $10.11 | 291,550.0000 | 0 | 16.67% | 0.00% |
| July 26, 2022 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | D | RSUs | 41650 | $10.11 | 291,550.0000 | 0 | 12.50% | 0.00% |
| Jan. 30, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | C | Common Stock | 20825 | $8.75 | 218,340.0000 | 113,467,837 | 10.54% | 0.02% |
| Nov. 1, 2022 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | C | Common Stock | 21266 | $13.11 | 192,515.0000 | 0 | 12.42% | 0.00% |
| July 26, 2022 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | C | Common Stock | 22074 | $10.11 | 208,749.0000 | 0 | 11.82% | 0.00% |
| April 26, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | C | Common Stock | 21536 | $9.46 | 239,876.0000 | 113,467,837 | 9.86% | 0.02% |
| Nov. 1, 2022 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | A | RSUs | 41650 | $13.11 | 249,900.0000 | 0 | 20.00% | 0.00% |
| Nov. 1, 2022 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | D | RSUs | 41650 | $13.11 | 249,900.0000 | 0 | 14.29% | 0.00% |
| Jan. 30, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | A | RSUs | 41650 | $8.75 | 208,250.0000 | 113,467,837 | 25.00% | 0.04% |
| Jan. 30, 2023 | MARA Holdings, Inc. | $MARA | Thiel Frederick G | CEO | D | RSUs | 41650 | $8.75 | 208,250.0000 | 113,467,837 | 16.67% | 0.04% |