MarketPeel
Pricing
…
SVP, Drug Discovery
Daniel D. Long
Mon, Jun 22, 2026
Jun 22
exercised or converted securities in SEPN
4,471 shares @ $11.70
Increased holdings by +4.20%
Net across this filing: 0.00% (+0 shares)
Option Exercise
Sale tied to a same-time option exercise
SEPNSepterna, Inc.
HealthcareBiotechnology
1D0.00%
1W-9.50%
1M+20.85%
3M+30.53%
6M—
1Y—

Recent insider activity at SEPN

Aug 12Trv Gp V, LlcBought$7.39mAug 12Third Rock Ventures V, L.p.Bought$7.20kAug 12Peter KolchinskySold$31.73mAug 11Elizabeth BhattSold$1.10mAug 3Daniel D. LongSold$33.98kAug 3Daniel D. LongSold$80.94kJul 15Elizabeth BhattSold$135.97kJul 1Daniel D. LongSold$42.93k
Full SEPN profile →Daniel D. Long’s trading history →
FREE · DAILY · 6 AM ET

The morning brief, before the bell.

One short email. Insider buys, congressional trades, and plain-English analysis.

Feedback