Gregory Paul Winter
Insider
First SEC filing: May 22, 2019 · Latest: May 22, 2019
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 2, 2026 | BCYC | A | 9,500 | · | · | 196,427 Direct | +5.08% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2026 | BCYC | A | 19,000 | · | · | 19,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2025 | BCYC | A | 6,250 | · | · | 186,927 Direct | +3.46% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2025 | BCYC | A | 12,500 | · | · | 12,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2024 | BCYC | A | 12,000 | · | · | 12,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2024 | BCYC | A | 6,000 | · | · | 180,677 Direct | +3.43% | Acquired | (price as of 2026-10-02) |
| Jan. 3, 2023 | BCYC | A | 11,500 | · | · | 11,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 3, 2023 | BCYC | A | 5,750 | · | · | 174,677 Direct | +3.40% | Acquired | (price as of 2026-10-02) |
| Jan. 3, 2022 | BCYC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 3, 2022 | BCYC | A | 5,000 | · | · | 168,927 Direct | +3.05% | Acquired | (price as of 2026-10-02) |
| Jan. 4, 2021 | BCYC | A | 19,000 | · | · | 19,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 14, 2020 | BCYC | M | 71,450 | · | · | 71,450 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| April 14, 2020 | BCYC | M | 71,450 | · | · | 163,927 Direct | +77.26% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2020 | BCYC | A | 16,000 | · | · | 16,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 28, 2019 | BCYC | C | 42,870 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 28, 2019 | BCYC | C | 42,870 | · | · | 92,477 Direct | +86.42% | 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 |
|---|---|---|---|---|---|---|---|
| Jan. 2, 2026 | BCYC | Stock Option (right to buy) | Ordinary Shares | $7.08 | Jan. 2, 2036 | 19,000 | Acquired |
| Jan. 2, 2025 | BCYC | Stock Option (right to buy) | Ordinary Shares | $14.00 | Jan. 2, 2035 | 12,500 | Acquired |
| Jan. 2, 2024 | BCYC | Stock Option (right to buy) | Ordinary Shares | $18.08 | Jan. 2, 2034 | 12,000 | Acquired |
| Jan. 3, 2023 | BCYC | Stock Option (right to buy) | Ordinary Shares | $29.60 | Jan. 3, 2033 | 11,500 | Acquired |
| Jan. 3, 2022 | BCYC | Stock Option (right to buy) | Ordinary Shares | $60.87 | Jan. 3, 2032 | 10,000 | Acquired |
| Jan. 4, 2021 | BCYC | Stock Option (right to buy) | Ordinary Shares | $17.95 | Jan. 4, 2031 | 19,000 | Acquired |
| April 14, 2020 | BCYC | Series A Preferred Shares Warrant | Ordinary Shares | · | · | 71,450 | Disposed |
| Jan. 2, 2020 | BCYC | Stock Option (right to buy) | Ordinary Shares | $9.82 | Jan. 2, 2030 | 16,000 | Acquired |
| May 28, 2019 | BCYC | Series A Preferred Shares | Ordinary Shares | · | · | 42,870 | Disposed |
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.