David Kirn
Insider
First SEC filing: Dec. 10, 2020 · Latest: June 2, 2026
Insider at
Insider transactions
0 buys (P)
10 sells (S)
Net: $-4,256,922
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 14, 2026 | FDMT | S 10b5-1 | 58,333 | $13.90 | $810,829 | 767,486 Direct | -7.06% | Disposed | -1.7% (price as of 2026-10-02) |
| Aug. 19, 2026 | FDMT | M 10b5-1 | 50,000 | $4.14 | $207,000 | 894,895 Direct | +5.92% | Acquired | 230.2% (price as of 2026-10-02) |
| Aug. 19, 2026 | FDMT | S 10b5-1 | 43,149 | $15.36 | $662,769 | 851,746 Direct | -4.82% | Disposed | -11.0% (price as of 2026-10-02) |
| Aug. 19, 2026 | FDMT | S 10b5-1 | 25,927 | $16.42 | $425,721 | 825,819 Direct | -3.04% | Disposed | -16.7% (price as of 2026-10-02) |
| Aug. 19, 2026 | FDMT | M 10b5-1 | 50,000 | · | · | 217,500 Direct | -18.69% | Disposed | (price as of 2026-10-02) |
| Aug. 4, 2026 | FDMT | S 10b5-1 | 26,842 | $10.23 | $274,594 | 844,895 Direct | -3.08% | Disposed | 33.6% (price as of 2026-10-02) |
| Aug. 3, 2026 | FDMT | S 10b5-1 | 12,415 | $10.05 | $124,771 | 871,737 Direct | -1.40% | Disposed | 36.0% (price as of 2026-10-02) |
| July 10, 2026 | FDMT | S 10b5-1 | 442 | $12.84 | $5,675 | 884,152 Direct | -0.05% | Disposed | 6.5% (price as of 2026-10-02) |
| July 10, 2026 | FDMT | S 10b5-1 | 15,283 | $12.01 | $183,549 | 884,594 Direct | -1.70% | Disposed | 13.8% (price as of 2026-10-02) |
| July 9, 2026 | FDMT | S 10b5-1 | 42,608 | $12.87 | $548,365 | 899,877 Direct | -4.52% | Disposed | 6.2% (price as of 2026-10-02) |
| June 22, 2026 | FDMT | S 10b5-1 | 114,746 | $10.47 | $1,201,391 | 942,485 Direct | -10.85% | Disposed | 30.6% (price as of 2026-10-02) |
| June 1, 2026 | FDMT | S 10b5-1 | 1,922 | $10.02 | $19,258 | 1,057,231 Direct | -0.18% | Disposed | 36.4% (price as of 2026-10-02) |
| March 25, 2026 | FDMT | A | 750,000 | · | · | 750,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 6, 2025 | FDMT | A | 267,500 | · | · | 267,500 Direct | · | Acquired | (price as of 2026-10-02) |
| July 10, 2024 | FDMT | M 10b5-1 | 1,270 | · | · | 148,730 Direct | -0.85% | Disposed | (price as of 2026-10-02) |
| July 10, 2024 | FDMT | M 10b5-1 | 11,653 | · | · | 565,417 Direct | -2.02% | Disposed | (price as of 2026-10-02) |
| July 10, 2024 | FDMT | S 10b5-1 | 12,923 | $22.49 | $290,638 | 1,059,153 Direct | -1.21% | Disposed | -39.2% (price as of 2026-10-02) |
| July 10, 2024 | FDMT | M 10b5-1 | 1,270 | $15.78 | $20,041 | 1,072,076 Direct | +0.12% | Acquired | -13.4% (price as of 2026-10-02) |
| July 10, 2024 | FDMT | M 10b5-1 | 11,653 | $14.42 | $168,036 | 1,070,806 Direct | +1.10% | Acquired | -5.2% (price as of 2026-10-02) |
| June 24, 2024 | FDMT | M 10b5-1 | 12,930 | · | · | 577,070 Direct | -2.19% | Disposed | (price as of 2026-10-02) |
| June 24, 2024 | FDMT | S 10b5-1 | 12,930 | $23.10 | $298,683 | 1,059,153 Direct | -1.21% | Disposed | -40.8% (price as of 2026-10-02) |
| June 24, 2024 | FDMT | M 10b5-1 | 12,930 | $14.42 | $186,451 | 1,072,083 Direct | +1.22% | Acquired | -5.2% (price as of 2026-10-02) |
| Feb. 8, 2024 | FDMT | S 10b5-1 | 92,001 | $27.13 | $2,495,987 | 1,059,153 Direct | -7.99% | Disposed | -49.6% (price as of 2026-10-02) |
| Jan. 23, 2024 | FDMT | S 10b5-1 | 5,696 | $18.41 | $104,863 | 1,151,154 Direct | -0.49% | Disposed | -25.7% (price as of 2026-10-02) |
| Jan. 5, 2024 | FDMT | S 10b5-1 | 133 | $20.10 | $2,673 | 1,156,850 Direct | -0.01% | Disposed | -32.0% (price as of 2026-10-02) |
| Jan. 5, 2024 | FDMT | S 10b5-1 | 28,104 | $19.56 | $549,714 | 1,156,983 Direct | -2.37% | Disposed | -30.1% (price as of 2026-10-02) |
| Jan. 4, 2024 | FDMT | S 10b5-1 | 40,732 | $20.31 | $827,267 | 1,185,087 Direct | -3.32% | Disposed | -32.7% (price as of 2026-10-02) |
| Dec. 18, 2023 | FDMT | S 10b5-1 | 4,702 | $18.13 | $85,247 | 1,225,819 Direct | -0.38% | Disposed | -24.6% (price as of 2026-10-02) |
| Dec. 15, 2023 | FDMT | S 10b5-1 | 28,632 | $17.27 | $494,475 | 1,230,521 Direct | -2.27% | Disposed | -20.8% (price as of 2026-10-02) |
| Dec. 11, 2023 | FDMT | A | 590,000 | · | · | 590,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 2, 2023 | FDMT | G | 600,000 | · | · | 600,000 Indirect | · | Acquired | (price as of 2026-10-02) |
| May 2, 2023 | FDMT | G | 600,000 | · | · | 1,259,153 Direct | -32.27% | Disposed | (price as of 2026-10-02) |
| Feb. 22, 2023 | FDMT | S 10b5-1 | 16,449 | $20.22 | $332,599 | 1,859,153 Direct | -0.88% | Disposed | -32.4% (price as of 2026-10-02) |
| Feb. 21, 2023 | FDMT | S 10b5-1 | 17,090 | $20.93 | $357,694 | 1,876,509 Direct | -0.90% | Disposed | -34.7% (price as of 2026-10-02) |
| Feb. 21, 2023 | FDMT | S 10b5-1 | 907 | $21.49 | $19,491 | 1,875,602 Direct | -0.05% | Disposed | -36.4% (price as of 2026-10-02) |
| Feb. 10, 2023 | FDMT | A | 222,000 | · | · | 222,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 20, 2023 | FDMT | S 10b5-1 | 8,625 | $20.19 | $174,139 | 1,893,599 Direct | -0.45% | Disposed | -32.3% (price as of 2026-10-02) |
| Jan. 19, 2023 | FDMT | S 10b5-1 | 10,899 | $20.03 | $218,307 | 1,902,224 Direct | -0.57% | Disposed | -31.8% (price as of 2026-10-02) |
| Dec. 16, 2022 | FDMT | S 10b5-1 | 27,595 | $22.66 | $625,303 | 1,939,472 Direct | -1.40% | Disposed | -39.7% (price as of 2026-10-02) |
| Dec. 16, 2022 | FDMT | S 10b5-1 | 26,349 | $23.39 | $616,303 | 1,913,123 Direct | -1.36% | Disposed | -41.6% (price as of 2026-10-02) |
| Dec. 15, 2022 | FDMT | S 10b5-1 | 31,433 | $23.56 | $740,561 | 1,968,567 Direct | -1.57% | Disposed | -42.0% (price as of 2026-10-02) |
| Dec. 15, 2022 | FDMT | S 10b5-1 | 1,500 | $24.13 | $36,195 | 1,967,067 Direct | -0.08% | Disposed | -43.3% (price as of 2026-10-02) |
| Feb. 1, 2022 | FDMT | A | 150,000 | · | · | 150,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 8, 2021 | FDMT | A | 150,000 | · | · | 150,000 Direct | · | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Aug. 19, 2026 | FDMT | Stock Option (Right to Buy) | Common Stock | $4.14 | March 5, 2035 | 50,000 | Disposed |
| March 25, 2026 | FDMT | Stock Option (Right to Buy) | Common Stock | $9.88 | March 24, 2036 | 750,000 | Acquired |
| March 6, 2025 | FDMT | Stock Option (Right to Buy) | Common Stock | $4.14 | March 5, 2035 | 267,500 | Acquired |
| July 10, 2024 | FDMT | Stock Option (Right To Buy) | Common Stock | $15.78 | Jan. 31, 2032 | 1,270 | Disposed |
| July 10, 2024 | FDMT | Stock Option (Right To Buy) | Common Stock | $14.42 | Dec. 10, 2033 | 11,653 | Disposed |
| June 24, 2024 | FDMT | Stock Option (Right To Buy) | Common Stock | $14.42 | Dec. 10, 2033 | 12,930 | Disposed |
| Dec. 11, 2023 | FDMT | Stock Option (Right to Buy) | Common Stock | $14.42 | Dec. 10, 2033 | 590,000 | Acquired |
| Feb. 10, 2023 | FDMT | Stock Option (Right to Buy) | Common Stock | $20.24 | Feb. 9, 2033 | 222,000 | Acquired |
| Feb. 1, 2022 | FDMT | Stock Option (Right to Buy) | Common Stock | $15.78 | Jan. 31, 2032 | 150,000 | Acquired |
| March 8, 2021 | FDMT | Stock Option (Right to Buy) | Common Stock | $41.66 | March 7, 2031 | 150,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 10, 2020 | FDMT | Common Stock | 2,000,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $667,252 | · | · | $822,750 | $560,597 | · | $744 | $2,051,343 |
| 2024 | $662,780 | · | · | · | $292,662 | · | $53,561 | $1,009,004 |
| 2023 | $596,640 | · | · | $9,278,715 | $394,953 | · | $16,500 | $10,286,808 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.