$SEPN SEC Filings

Filed On	Filing
19 Oct 2026	Form 4: Bhatt Elizabeth, President and COO Received 4,000 shares by exercise or conversion ($27.2K) · Sold 4,000 shares ($150K)
01 Oct 2026	144
01 Oct 2026	144
10 Sep 2026	Form 4: Patni Rajiv, Chief Medical Officer Granted 275,000 Stock Option (Right to Buy)
03 Sep 2026	Form 3: Patni Rajiv, Chief Medical Officer No securities owned
03 Sep 2026	Form 4: Long Daniel D., SVP, Drug Discovery Received 3,333 shares by exercise or conversion ($9.2K) · Sold 3,333 shares ($126K)
25 Aug 2026	8-K: Regulation FD Disclosure; Other Events
14 Aug 2026	Form 4: Third Rock Ventures V, L.p., 10% owner and 5 others Acquired 147,200 shares (Open Market Sale) ($7.4M)
14 Aug 2026	SCHEDULE 13D/A
14 Aug 2026	Form 4: Ra Capital MANAGEMENT, L.p., Director and 4 others Sold 1,493,000 shares ($63.5M)
14 Aug 2026	SCHEDULE 13G/A
13 Aug 2026	Form 4: Bhatt Elizabeth, President and COO Received 25,000 shares by exercise or conversion ($145K) · Sold 25,000 shares ($1.1M)
12 Aug 2026	144
12 Aug 2026	144
12 Aug 2026	144
11 Aug 2026	144
10 Aug 2026	10-Q
10 Aug 2026	8-K: Results of Operations and Financial Condition
05 Aug 2026	Form 4: Long Daniel D., SVP, Drug Discovery Received 3,334 shares by exercise or conversion ($9.2K) · Sold 3,334 shares ($115K)
17 Jul 2026	Form 4: Bhatt Elizabeth, President and COO Received 4,000 shares by exercise or conversion ($27.2K) · Sold 4,000 shares ($136K)

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