Mark Sullivan
Insider
First SEC filing: June 22, 2026 · Latest: June 22, 2026
Insider at
Insider transactions
0 buys (P)
4 sells (S)
Net: $-1,445,540
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. 25, 2026 | DFTX | S 10b5-1 | 14,051 | $36.57 | $513,845 | 494,228 Direct | -2.76% | Disposed | 2.3% (price as of 2026-10-02) |
| Sept. 14, 2026 | DFTX | A | 125,000 | · | · | 508,279 Direct | +32.61% | Acquired | (price as of 2026-10-02) |
| Aug. 12, 2026 | DFTX | A | 62,500 | · | · | 383,071 Direct | +19.50% | Acquired | (price as of 2026-10-02) |
| June 25, 2026 | DFTX | S 10b5-1 | 13,008 | $45.03 | $585,750 | 320,571 Direct | -3.90% | Disposed | -16.9% (price as of 2026-10-02) |
| June 22, 2026 | DFTX | A | 62,500 | · | · | 333,579 Direct | +23.06% | Acquired | (price as of 2026-10-02) |
| March 25, 2026 | DFTX | S 10b5-1 | 10,702 | $18.47 | $197,666 | 271,079 Direct | -3.80% | Disposed | 102.5% (price as of 2026-10-02) |
| Feb. 3, 2026 | DFTX | A | 125,000 | · | · | 407,576 Direct | +44.24% | Acquired | (price as of 2026-10-02) |
| Dec. 26, 2025 | DFTX | S 10b5-1 | 11,276 | $13.15 | $148,279 | 282,576 Direct | -3.84% | Disposed | 184.4% (price as of 2026-10-02) |
| Sept. 25, 2025 | DFTX | S 10b5-1 | 11,278 | $9.77 | $110,186 | 293,852 Direct | -3.70% | Disposed | 282.8% (price as of 2026-10-02) |
| June 25, 2025 | DFTX | S 10b5-1 | 11,491 | $6.80 | $78,139 | 305,130 Direct | -3.63% | Disposed | 450.0% (price as of 2026-10-02) |
| March 25, 2025 | DFTX | S 10b5-1 | 6,576 | $6.74 | $44,322 | 316,621 Direct | -2.03% | Disposed | 454.9% (price as of 2026-10-02) |
| March 12, 2025 | DFTX | A | 150,000 | · | · | 323,197 Direct | +86.61% | Acquired | (price as of 2026-10-02) |
| Dec. 26, 2024 | DFTX | S 10b5-1 | 4,519 | $7.43 | $33,576 | 173,197 Direct | -2.54% | Disposed | 403.4% (price as of 2026-10-02) |
| Sept. 25, 2024 | DFTX | S 10b5-1 | 4,430 | $5.98 | $26,491 | 177,716 Direct | -2.43% | Disposed | 525.4% (price as of 2026-10-02) |
| June 25, 2024 | DFTX | S 10b5-1 | 17,854 | $7.22 | $128,906 | 182,146 Direct | -8.93% | Disposed | 418.0% (price as of 2026-10-02) |
| Feb. 27, 2024 | DFTX | A | 125,000 | · | · | 125,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 13, 2023 | DFTX | A | 200,000 | · | · | 200,000 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 |
|---|---|---|---|---|---|---|---|
| Feb. 27, 2024 | DFTX | Stock Option (Right to Buy) | Common Shares | $4.98 | Feb. 26, 2034 | 125,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
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 |
|---|---|---|---|---|---|---|---|---|
| 2023 | $308,167 | $0 | $596,000 | $0 | $163,400 | · | $12,827 | $1,080,394 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.