SEPN.NASDAQSepterna, INC

Form 4: Septerna Executive Sells Shares

Sentiment:

Insider Transaction (Form 4)


Daniel D. Long, SVP, Drug Discovery of Septerna, Inc., sold 3,334 shares of common stock on August 3, 2026.

Summary

  • Option exercise/conversion: acquired 1,816 Common Stock at $2.76 ($5,012) on August 3, 2026; holds 98,228 after (Direct).
  • Option exercise/conversion: acquired 1,518 Common Stock at $2.76 ($4,190) on August 3, 2026; holds 99,746 after (Direct).
  • Open-market sale: disposed of 1,000 Common Stock at $33.98 ($33,976) on August 3, 2026; holds 98,746 after (Direct).
  • Open-market sale: disposed of 2,334 Common Stock at $34.68 ($80,944) on August 3, 2026; holds 96,412 after (Direct).
  • Option exercise/conversion: disposed of 1,816 Stock Option (Right to Buy) on August 3, 2026; holds 5,227 after (Direct).
  • Option exercise/conversion: disposed of 1,518 Stock Option (Right to Buy) on August 3, 2026; holds 12,418 after (Direct).

Sentiment

Score: 4

Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $114,920 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.

Insider Transactions

Daniel D. Long — Officer (SVP, Drug Discovery)

Transaction made under a Rule 10b5-1 trading plan.

DateTransactionSecuritySharesPriceValueHeld After
2026-08-03Option exercise/conversionCommon Stock1,816$3$5.0K98,228
2026-08-03Option exercise/conversionCommon Stock1,518$3$4.2K99,746
2026-08-03Open-market saleCommon Stock1,000$34$34.0K98,746
2026-08-03Open-market saleCommon Stock2,334$35$80.9K96,412
2026-08-03Option exercise/conversionStock Option (Right to Buy)1,816——5,227
2026-08-03Option exercise/conversionStock Option (Right to Buy)1,518——12,418

Key Dates

DateDescription
2026-08-03Option exercise/conversion (1,816 shares)
2026-08-03Option exercise/conversion (1,518 shares)
2026-08-03Open-market sale (1,000 shares)
2026-08-03Open-market sale (2,334 shares)
2026-08-03Option exercise/conversion (1,816 shares)
2026-08-03Option exercise/conversion (1,518 shares)

Keywords

insider transaction, Form 4, SEPN, Septerna, Inc., bearish, Daniel D. Long

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