Isaac Cheng
CIK 1829696 · View on SEC EDGAR ↗
First SEC filing: Jan. 6, 2022 · Latest: Jan. 6, 2022
On this page
Insider at
Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 6, 2022 | AMLX | P | 6,578 | $19.00 | $124,982 | 6,578 Direct | — | Acquired | 102.7% (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 9, 2022 | AMLX | Stock Option (Right to Buy) | Common Stock (19,000) | $13.56 | June 9, 2032 | 19,000 | Acquired |
| Jan. 6, 2022 | AMLX | Stock Option (Right to Buy) | Common Stock (8,400) | $19.00 | Jan. 6, 2032 | 8,400 | Acquired |
| Jan. 6, 2022 | AMLX | Series C-2 Preferred Stock | Common Stock (1,621,544) | — | — | 1,621,544 | Disposed |
| Jan. 6, 2022 | AMLX | Series C-1 Preferred Stock | Common Stock (974,107) | — | — | 974,107 | Disposed |
| Jan. 6, 2022 | AMLX | Series B Preferred Stock | Common Stock (6,410,964) | — | — | 6,410,964 | Disposed |
| Jan. 6, 2022 | AMLX | Series A Preferred Stock | Common Stock (1,409,035) | — | — | 1,409,035 | Disposed |
| Oct. 29, 2020 | AVIR | Stock Option (Right to Buy) | Common Stock (80,000) | $24.00 | Oct. 28, 2030 | 80,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 6, 2022 | AMLX | Series A Preferred Stock→ Common Stock (1,409,035) | 1,409,035 | Indirect |
| Jan. 6, 2022 | AMLX | Series B Preferred Stock→ Common Stock (6,410,964) | 6,410,964 | Indirect |
| Jan. 6, 2022 | AMLX | Series C-1 Preferred Stock→ Common Stock (974,107) | 974,107 | Indirect |
| Jan. 6, 2022 | AMLX | Series C-2 Preferred Stock→ Common Stock (1,621,544) | 1,621,544 | Indirect |