Frederick T. Sullivan
Insider
First SEC filing: Sept. 6, 2022 · Latest: June 17, 2026
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $31,840
Avg return of open purchases vs now: 68.0%
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 15, 2026 | SENS | F | 5,397 | $7.18 | $38,750 | 226,477 Direct | -2.33% | Disposed | 37.6% (price as of 2026-10-02) |
| May 19, 2026 | SENS | A | 90,253 | · | · | 231,874 Direct | +63.73% | Acquired | (price as of 2026-10-02) |
| May 19, 2026 | SENS | A | 124,193 | · | · | 124,193 Direct | · | Acquired | (price as of 2026-10-02) |
| May 15, 2026 | SENS | F | 9,005 | $5.82 | $52,409 | 141,621 Direct | -5.98% | Disposed | 69.8% (price as of 2026-10-02) |
| Nov. 15, 2025 | SENS | F | 6,402 | $6.26 | $40,077 | 150,626 Direct | -4.08% | Disposed | 57.8% (price as of 2026-10-02) |
| Nov. 7, 2025 | SENS | P | 5,415 | $5.88 | $31,840 | 157,028 Direct | +3.57% | Acquired | 68.0% (price as of 2026-10-02) |
| June 16, 2025 | SENS | F | 27,263 | $0.51 | $13,904 | 3,032,251 Direct | -0.89% | Disposed | -3.1% (price as of 2026-10-02) |
| May 23, 2025 | SENS | A | 693,481 | · | · | 3,059,514 Direct | +29.31% | Acquired | (price as of 2026-10-02) |
| May 23, 2025 | SENS | A | 978,342 | · | · | 978,342 Direct | · | Acquired | (price as of 2026-10-02) |
| May 15, 2025 | SENS | F | 112,811 | $0.55 | $62,046 | 2,366,033 Direct | -4.55% | Disposed | -10.2% (price as of 2026-10-02) |
| Dec. 12, 2024 | SENS | P | 124,933 | $0.38 | $47,475 | 2,478,844 Direct | +5.31% | Acquired | 30.0% (price as of 2026-10-02) |
| Nov. 15, 2024 | SENS | F | 181,627 | $0.28 | $50,856 | 2,353,911 Direct | -7.16% | Disposed | 76.4% (price as of 2026-10-02) |
| June 15, 2024 | SENS | F | 79,242 | $0.39 | $30,904 | 2,535,538 Direct | -3.03% | Disposed | 26.7% (price as of 2026-10-02) |
| May 23, 2024 | SENS | A | 1,336,005 | · | · | 2,614,780 Direct | +104.48% | Acquired | (price as of 2026-10-02) |
| May 15, 2024 | SENS | F | 102,386 | $0.50 | $51,193 | 1,278,775 Direct | -7.41% | Disposed | -1.2% (price as of 2026-10-02) |
| Nov. 15, 2023 | SENS | F | 102,383 | $0.61 | $62,454 | 1,381,161 Direct | -6.90% | Disposed | -19.0% (price as of 2026-10-02) |
| June 15, 2023 | SENS | F | 54,574 | $0.77 | $42,022 | 1,483,544 Direct | -3.55% | Disposed | -35.8% (price as of 2026-10-02) |
| May 15, 2023 | SENS | A | 920,105 | · | · | 1,538,118 Direct | +148.88% | Acquired | (price as of 2026-10-02) |
| May 15, 2023 | SENS | F | 66,399 | $0.74 | $49,135 | 618,013 Direct | -9.70% | Disposed | -33.2% (price as of 2026-10-02) |
| Nov. 15, 2022 | SENS | F | 48,291 | $1.25 | $60,364 | 684,412 Direct | -6.59% | Disposed | -60.5% (price as of 2026-10-02) |
| Sept. 1, 2022 | SENS | A | 62,147 | · | · | 732,703 Direct | +9.27% | 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 |
|---|---|---|---|---|---|---|---|
| May 19, 2026 | SENS | Employee Stock Option (right to buy) | Common Stock | $5.54 | May 18, 2036 | 124,193 | Acquired |
| May 23, 2025 | SENS | Employee Stock Option (right to buy) | Common Stock | $0.51 | May 22, 2035 | 978,342 | 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 |
|---|---|---|---|---|
| Sept. 6, 2022 | SENS | Common Stock | 670,556 | Direct |