Stephen Quake
Insider
First SEC filing: Dec. 19, 2025 · Latest: June 12, 2026
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 11, 2026 | ABCL | A | 111,701 | · | · | 306,633 Direct | +57.30% | Acquired | (price as of 2026-10-02) |
| Dec. 1, 2025 | ABCL | A | 194,932 | · | · | 194,932 Direct | · | 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 |
|---|---|---|---|---|---|---|---|
| June 11, 2026 | ABCL | Share option (right to buy) | Common Shares | $5.27 | June 11, 2036 | 111,701 | Acquired |
| Dec. 1, 2025 | ABCL | Share option (right to buy) | Common Shares | $3.47 | Dec. 1, 2035 | 194,932 | 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.