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Insider filing · SEPN

Third Rock Ventures GP V, LP bought $6.2M of Septerna (SEPN)

Executed Feb 20 2025, disclosed Feb 24 2025, 4 days later.

Value, as filed
$6.2M
1,040,342 sh across 2 lots
Executed
Feb 20 2025
the trade date, as filed
Disclosed
Feb 24 2025
4 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
+2.2%
+12.2% from execution

Over the 21 trading sessions from the disclosed entry session (Feb 24 2025), the stock returned +2.2% (delay-adjusted); from the execution session (Feb 20 2025), +12.2%. Derived: entry at the session's open, exit at the close 20 sessions later.

The filer
TL Third Rock Ventures GP V, LP 10% owner profile →

Third Rock Ventures GP V, LP (10% owner) filed 2 Form 4 reports as a reporting entity in the past 24 months (2 purchases, 0 sales), most often in Septerna, Inc. (SEPN). Across 2 priced purchase filings, the average 21-session return was +7.2% from execution and +6.7% from disclosure (delay-adjusted; derived). The largest single filing was $6.2M of SEPN (1,040,342 sh across 2 lots, as filed), executed Feb 20 2025.

The name
SEPN Septerna, Inc. SEPN · Healthcare · 13 filings in 24 months ticker →

Healthcare · Septerna, Inc., a clinical-stage biotechnology company, discovers and develops G protein-coupled receptor (GPCR) oral small molecule produc…

More Healthcare filings Insider filings, newest first View the original filing at www.sec.gov
Other filings by Third Rock Ventures GP V, LP in SEPN
SEPNPURCHASE Septerna, Inc. $113K
18,861 sh × $6.00
Exec Feb 24 2025
Filed Feb 26 2025 · 5:30 PM ET