LYTIR

Company · FLSC

Frazier Life Sciences Acquisition Corp. II

Nasdaq's symbol directory lists FLSC on Nasdaq as “Frazier Life Sciences Acquisition Corp. II - Class A Ordinary Shares”.

In the 12 months to Nov 8, 2026: insiders bought on 1 occasion ($3.0M); 6 filings by holders of 5% or more; 2 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Albert Cha, Chief Executive Officer bought on 1 day latest Oct 15, 2026 bought $3.0M
Every trade (1)
  1. BUYAlbert Cha, Chief Executive Officer bought Oct 15, 2026 300,000 shares filing $3.0M

Large holders · SEC Schedules 13D and 13G

Five percent and over

Anyone who comes to hold more than 5% of a company's voting shares must tell the SEC. A Schedule 13D is filed by a holder who may seek to influence the company; a 13G by one who states it is a passive investor. An amendment updates an earlier filing, and a stake reported as 0% means the holder says it has sold all, or nearly all, of its shares. Every recent 13D and 13G

  1. Venrock Healthcare Capital Partners III, L.P. filed Oct 27, 2026 Schedule 13G passive filing 9%
  2. RA Capital Management, L.P. filed Oct 22, 2026 Schedule 13G passive filing 9%
  3. Frazier Life Sciences Holdings II LLC filed Oct 21, 2026 Schedule 13D may seek influence 1,983,749 shares filing 20.5%
  4. Deep Track Capital, LP filed Oct 21, 2026 Schedule 13G passive 700,000 shares filing 8.97%
  5. BIOTECHNOLOGY VALUE FUND L P filed Oct 21, 2026 Schedule 13G passive filing 6.4%
  6. Coastlands Capital LP filed Oct 16, 2026 Schedule 13G passive filing 6.41%

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Other events filing Oct 22, 2026
  2. Entry into a material definitive agreement; Unregistered sales of equity securities; Amendments to articles or bylaws; change in fiscal year; Other events filing Oct 15, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.