Alexander Mayweg
CIK 1786260 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 29, 2020 · Latest: Jan. 29, 2020
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 5 non-open-market transactions below
last 12 months, based on the transactions shown below
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 2026-08-20) |
| June 15, 2022 | GLUE | A | 15,000 | — | — | 15,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 10, 2022 | BDTX | A | 15,000 | — | — | 15,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 23, 2021 | GLUE | A | 47,132 | — | — | 47,132 Direct | — | Acquired | (price as of 2026-08-20) |
| June 18, 2021 | BDTX | A | 15,000 | — | — | 15,000 Direct | — | Acquired | (price as of 2026-08-20) |
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 (20,500) | $6.59 | June 13, 2033 | 20,500 | Acquired |
| June 15, 2022 | GLUE | Stock Option (Right to Buy) | Common Stock (15,000) | $7.66 | June 14, 2032 | 15,000 | Acquired |
| June 10, 2022 | BDTX | Stock Option (Right to Buy) | Common Stock (15,000) | $2.14 | June 9, 2032 | 15,000 | Acquired |
| June 23, 2021 | GLUE | Stock Option (Right to Buy) | Common Stock (47,132) | $19.00 | June 22, 2031 | 47,132 | Acquired |
| June 18, 2021 | BDTX | Stock Option (Right to Buy) | Common Stock (15,000) | $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 |