Stephen Sonne
Insider
First SEC filing: Nov. 8, 2023 · Latest: June 8, 2026
Insider at
Insider transactions
0 buys (P)
5 sells (S)
Net: $-153,154
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 21, 2026 | PDYN | S | 5,341 | $6.16 | $32,901 | 340,690 Direct | -1.54% | Disposed | -13.5% (price as of 2026-10-02) |
| June 8, 2026 | PDYN | A | 147,541 | · | · | 346,031 Direct | +74.33% | Acquired | (price as of 2026-10-02) |
| June 1, 2026 | PDYN | A | 1,000 | $4.55 | $4,550 | 198,490 Direct | +0.51% | Acquired | 17.1% (price as of 2026-10-02) |
| May 21, 2026 | PDYN | S | 5,245 | $6.14 | $32,204 | 197,490 Direct | -2.59% | Disposed | -13.2% (price as of 2026-10-02) |
| March 30, 2026 | PDYN | S | 3,471 | $5.55 | $19,264 | 202,735 Direct | -1.68% | Disposed | -4.0% (price as of 2026-10-02) |
| March 12, 2026 | PDYN | S | 6,802 | $7.55 | $51,355 | 206,206 Direct | -3.19% | Disposed | -29.4% (price as of 2026-10-02) |
| March 10, 2026 | PDYN | A | 25,000 | · | · | 213,008 Direct | +13.30% | Acquired | (price as of 2026-10-02) |
| Dec. 1, 2025 | PDYN | A | 1,000 | $4.55 | $4,550 | 188,008 Direct | +0.53% | Acquired | 17.1% (price as of 2026-10-02) |
| Nov. 21, 2025 | PDYN | S | 3,411 | $5.11 | $17,430 | 187,008 Direct | -1.79% | Disposed | 4.3% (price as of 2026-10-02) |
| Aug. 21, 2025 | PDYN | S | 3,236 | $7.42 | $24,011 | 190,419 Direct | -1.67% | Disposed | -28.2% (price as of 2026-10-02) |
| June 1, 2025 | PDYN | A | 1,000 | $5.03 | $5,030 | 193,655 Direct | +0.52% | Acquired | 6.0% (price as of 2026-10-02) |
| May 20, 2025 | PDYN | S | 3,422 | $7.24 | $24,775 | 192,655 Direct | -1.75% | Disposed | -26.4% (price as of 2026-10-02) |
| March 31, 2025 | PDYN | S | 1,141 | $5.82 | $6,641 | 196,077 Direct | -0.58% | Disposed | -8.4% (price as of 2026-10-02) |
| March 10, 2025 | PDYN | A | 70,000 | · | · | 197,218 Direct | +55.02% | Acquired | (price as of 2026-10-02) |
| Feb. 24, 2025 | PDYN | S | 10,529 | $7.03 | $74,019 | 127,218 Direct | -7.64% | Disposed | -24.2% (price as of 2026-10-02) |
| Nov. 20, 2024 | PDYN | F | 794 | $1.94 | $1,540 | 137,747 Direct | -0.57% | Disposed | 174.7% (price as of 2026-10-02) |
| Aug. 20, 2024 | PDYN | F | 794 | $1.53 | $1,215 | 138,541 Direct | -0.57% | Disposed | 248.4% (price as of 2026-10-02) |
| May 20, 2024 | PDYN | F | 797 | $1.96 | $1,562 | 139,335 Direct | -0.57% | Disposed | 171.9% (price as of 2026-10-02) |
| April 17, 2024 | PDYN | D | 19,757 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| April 17, 2024 | PDYN | A | 19,757 | · | · | 19,757 Direct | · | Acquired | (price as of 2026-10-02) |
| March 29, 2024 | PDYN | F | 2,688 | $1.81 | $4,865 | 140,132 Direct | -1.88% | Disposed | 194.5% (price as of 2026-10-02) |
| Feb. 23, 2024 | PDYN | A | 100,000 | · | · | 142,820 Direct | +233.54% | Acquired | (price as of 2026-10-02) |
| Nov. 20, 2023 | PDYN | F | 125 | $0.70 | $88 | 42,820 Direct | -0.29% | Disposed | 661.4% (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 |
|---|---|---|---|---|---|---|---|
| April 17, 2024 | PDYN | Stock Option (right to buy) | Common Stock | $40.20 | Feb. 7, 2032 | 19,757 | Disposed |
| April 17, 2024 | PDYN | Stock Option (right to buy) | Common Stock | $1.59 | Feb. 7, 2032 | 19,757 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.