Form4insider filings, from the source

Insider · CIK 0002040349

Daniel D. Long

Files at: SEPN. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $356k · 3net −$356k
$10k$10k$100k$100k$1M$1MbuyssalesJun 27Jul 12Jul 27Aug 12Aug 27Sep 11Sep 27

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 SForm 4 →Sep 3, 7:01 pm EDTSepterna, Inc.SEPN3,333$37.83$126,07896,412−3.34%10b5-1
Sep 1, 2026 MForm 4 →Sep 3, 7:01 pm EDTSepterna, Inc.SEPN3,333$2.76$9,19999,745—10b5-1
Aug 3, 2026 SForm 4 →Aug 5, 7:00 pm EDTSepterna, Inc.SEPN3,334$34.47$114,92096,412−3.34%10b5-1
Aug 3, 2026 MForm 4 →Aug 5, 7:00 pm EDTSepterna, Inc.SEPN3,334$2.76$9,20299,746—10b5-1
Jul 1, 2026 SForm 4 →Jul 2, 7:00 pm EDTSepterna, Inc.SEPN3,333$34.36$114,52896,412−3.34%10b5-1
Jul 1, 2026 MForm 4 →Jul 2, 7:00 pm EDTSepterna, Inc.SEPN3,333$2.76$9,19999,745—10b5-1

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 MForm 4 →Sep 3, 7:01 pm EDTSepterna, Inc.SEPN3,333——9,085—10b5-1
Aug 3, 2026 MForm 4 →Aug 5, 7:00 pm EDTSepterna, Inc.SEPN3,334——12,418—10b5-1
Jul 1, 2026 MForm 4 →Jul 2, 7:00 pm EDTSepterna, Inc.SEPN3,333——7,043—10b5-1