Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:fb4d90d3-9ca4-6dd4-7409-832cc3619049 2026-09-16T09:20:59-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services SEPN: PATNI RAJIV (O) Filed a Form 3, Becoming a Registered Insider at SEPTERNA INC With Initial Holdings of 0 urn:uuid:dedb5187-48da-0eb0-f093-2e7b11ff8a62 2026-09-03T19:03:28-04:00 SEPN: LONG DANIEL D (VP) Exercised 3,333 Options (OE) of SEPTERNA INC for $2.76 on 9/1, and Sold Them All urn:uuid:d5b6ff16-ead6-18be-7e05-024438d00c53 2026-09-03T19:01:50-04:00 SEPN: THIRD ROCK VENTURES V L P (BO) Sold (AS) 147,200 Shares of SEPTERNA INC for $50.27-$51.08 on 8/12 urn:uuid:308cd565-2aa3-50ed-3e2e-7c110bbb7583 2026-08-14T17:44:00-04:00 SEPN: RA CAPITAL MANAGEMENT L P (DIR,BO) Sold (JS*) 1.5mm Shares of SEPTERNA INC for $42.50 on 8/12 urn:uuid:7c990e93-cc01-a984-ed5d-a1e618ce8653 2026-08-14T17:11:35-04:00 SEPN: BHATT ELIZABETH (PR,COO) Exercised 25k Options (OE) of SEPTERNA INC for $2.76 on 8/11, and Sold Them All urn:uuid:00a8dd3e-0206-e3fa-ac47-901da4667a8f 2026-08-13T19:00:04-04:00 SEPN: LONG DANIEL D (VP) Exercised 3,334 Options (OE) of SEPTERNA INC for $2.76 on 8/3, and Sold Them All urn:uuid:1089be38-fb84-f0e4-fa5e-dd24511c83b0 2026-08-05T19:00:03-04:00