Alexander Mayweg
Insider
First SEC filing: Jan. 29, 2020 · Latest: Jan. 29, 2020
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 14, 2023 | GLUE | A | 20,500 | · | · | 20,500 Direct | · | Acquired | (price as of 2026-10-05) |
| May 16, 2023 | BDTX | A | 16,500 | · | · | 16,500 Direct | · | Acquired | (price as of 2026-10-05) |
| June 15, 2022 | GLUE | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 10, 2022 | BDTX | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 23, 2021 | GLUE | A | 47,132 | · | · | 47,132 Direct | · | Acquired | (price as of 2026-10-05) |
| June 18, 2021 | BDTX | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| June 14, 2023 | GLUE | Stock Option (Right to Buy) | Common Stock | $6.59 | June 13, 2033 | 20,500 | Acquired |
| May 16, 2023 | BDTX | Stock Option (Right to Buy) | Common Stock | $1.82 | May 15, 2033 | 16,500 | Acquired |
| June 15, 2022 | GLUE | Stock Option (Right to Buy) | Common Stock | $7.66 | June 14, 2032 | 15,000 | Acquired |
| June 10, 2022 | BDTX | Stock Option (Right to Buy) | Common Stock | $2.14 | June 9, 2032 | 15,000 | Acquired |
| June 23, 2021 | GLUE | Stock Option (Right to Buy) | Common Stock | $19.00 | June 22, 2031 | 47,132 | Acquired |
| June 18, 2021 | BDTX | Stock Option (Right to Buy) | Common Stock | $12.55 | June 17, 2031 | 15,000 | 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 |
|---|---|---|---|---|
| Jan. 29, 2020 | BDTX | Common Stock | 16,247 | Direct |