Frazier Life Sciences Acquisition Corp. II (FLSC) shareholders
Close on Nov 13, 2026Market cap –P/E –Yield –
Ownership
Who owns Frazier Life Sciences Acquisition Corp. II's shares
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Fhmlsp, L.P. Joint filing with Frazier Life Sciences Holdings II LLC (20.50%), Albert Cha (20.50%) and 2 more | 1,983,749 | 20.50% | 13D (active) | Oct 15, 2026 |
| Deep Track Capital, LP Joint filing with David Kroin (8.97%), Deep Track Biotechnology Master Fund, Ltd. (6.45%) | 700,000 | 8.97% | 13G (passive) | Oct 14, 2026 |
| Peter Kolchinsky Joint filing with RA Capital Management, L.P. (9.00%), Rajeev Shah (9.00%) and 1 more | 700,000 | 9.00% | 13G (passive) | Oct 15, 2026 |
| Venrock Healthcare Capital Partners III, L.P. Joint filing with VHCP Co-Investment Holdings III, LLC (9.00%), Venrock Healthcare Capital Partners EG, L.P. (9.00%) and 4 more | 700,000 | 9.00% | 13G (passive) | Oct 15, 2026 |
| Coastlands Capital LP Joint filing with Coastlands Capital Partners LP (6.41%), Coastlands Capital GP LLC (6.41%) and 2 more | 500,000 | 6.41% | 13G (passive) | Oct 15, 2026 |
| Lampert Mark N Joint filing with Bvf Partners L P/Il (6.40%), Bvf Inc/Il (6.40%) and 1 more | 500,000 | 6.40% | 13G (passive) | Oct 14, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | Latest filing |
|---|---|---|---|
| Albert Cha | Chief Executive Officer, Director, 10% owner | 300,000 | Oct 15, 2026 |
| Francis Sherman Adams | Chief Financial Officer | – | Oct 13, 2026 |
| Alexandra Jackson | General Counsel | – | Oct 13, 2026 |
| Kevin Li | Chief Business Officer | – | Oct 13, 2026 |
| Richard Scott Struthers | Director | – | Oct 13, 2026 |
| Benjamin L. Palleiko | Director | – | Oct 13, 2026 |
| William Fairey | Director | – | Oct 13, 2026 |
| Fhmlsp, L.L.C. | 10% owner | – | Oct 15, 2026 |
| Life Sciences Holdings II LLC Frazier | 10% owner | – | Oct 15, 2026 |
| Fhmlsp, L.P. | 10% owner | – | Oct 15, 2026 |
| Frazier Life Sciences Public Fund, L.P. | 10% owner | – | Oct 15, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Albert Cha Chief Executive Officer, Director, 10% owner | Oct 15, 2026 | Buy | +300,000 | $10.00 | $3.00M | 300,000 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Frazier Life Sciences Acquisition Corp. II's stock actually held short. No settlement fails above the SEC's reporting threshold in the last 90 days.
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