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Septerna Inc
1W: -0.2% 1M: +0.6% 3M: +12.7% YTD: +34.8% 1Y: +98.5%
$37.71
-0.34 (-0.89%)
 
Weekly Expected Move ±5.6%
$34 $36 $38 $40 $42
NASDAQ · Healthcare · Biotechnology · Tech Score Sell · Power 44 · $1.7B mcap · 19M float · 2.18% daily turnover · Short 62% of daily vol

🏦 Institutional Activity

Latest: Q2 2026
174
Institutions Holding
+25 vs prior
93.3%
Ownership
+28.77%
50 New
49 Increased
48 Reduced
16 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-09-01 Long Daniel D. officer: svp, drug discovery S-Sale 3,333 $37.83 $126K Filing
2026-08-12 Third Rock Ventures V, L.P. 10% owner S-Sale 147,059 $50.27 $7.4M Filing
2026-08-12 RA CAPITAL MANAGEMENT, L.P. director S-Sale 746,500 $42.50 $31.7M Filing
2026-08-12 RA Capital Healthcare Fund LP director S-Sale 746,500 $42.50 $31.7M Filing
2026-08-12 RA Capital Nexus Fund III, L.P. director S-Sale 746,500 $42.50 $31.7M Filing
2026-08-12 Kolchinsky Peter director S-Sale 746,500 $42.50 $31.7M Filing
2026-08-12 Shah Rajeev M. director S-Sale 746,500 $42.50 $31.7M Filing
2026-08-12 Third Rock Ventures GP V, LP 10% owner S-Sale 147,059 $50.27 $7.4M Filing
2026-08-12 TRV GP V, LLC 10% owner S-Sale 147,059 $50.27 $7.4M Filing
2026-08-12 Third Rock Ventures VI, L.P. 10% owner S-Sale 147,059 $50.27 $7.4M Filing
2026-08-12 Third Rock Ventures GP VI, L.P. 10% owner S-Sale 147,059 $50.27 $7.4M Filing
2026-08-12 TRV GP VI, LLC 10% owner S-Sale 147,059 $50.27 $7.4M Filing
2026-08-12 Third Rock Ventures V, L.P. 10% owner S-Sale 141 $51.08 $7K Filing
2026-08-12 Third Rock Ventures GP V, LP 10% owner S-Sale 141 $51.08 $7K Filing
2026-08-12 TRV GP V, LLC 10% owner S-Sale 141 $51.08 $7K Filing
2026-08-12 Third Rock Ventures VI, L.P. 10% owner S-Sale 141 $51.08 $7K Filing
2026-08-12 Third Rock Ventures GP VI, L.P. 10% owner S-Sale 141 $51.08 $7K Filing
2026-08-12 TRV GP VI, LLC 10% owner S-Sale 141 $51.08 $7K Filing
2026-08-11 Bhatt Elizabeth officer: president and coo S-Sale 25,000 $44.00 $1.1M Filing
2026-08-03 Long Daniel D. officer: svp, drug discovery S-Sale 1,000 $33.98 $34K Filing
2026-08-03 Long Daniel D. officer: svp, drug discovery S-Sale 2,334 $34.68 $81K Filing
2026-07-15 Bhatt Elizabeth officer: president and coo S-Sale 4,000 $33.99 $136K Filing
2026-07-01 Long Daniel D. officer: svp, drug discovery S-Sale 1,233 $34.81 $43K Filing
2026-07-01 Long Daniel D. officer: svp, drug discovery S-Sale 2,100 $34.10 $72K Filing
2026-06-29 Shaikhly Samira officer: chief people officer S-Sale 2,178 $35.18 $77K Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
RA CAPITAL MANAGEMENT, L.P. 6,995,858 $234M — 2026-06-30 Filing
TRV GP V, LLC 6,215,591 $208M — 2026-06-30 Filing
Driehaus Capital Management LLC 4,433,058 $148M +37,486 2026-06-30 Filing
TRV GP VI, LLC 4,211,659 $141M — 2026-06-30 Filing
SAMSARA BIOCAPITAL, LLC 3,149,128 $105M — 2026-06-30 Filing
GOLDMAN SACHS GROUP INC 3,062,766 $103M +156,339 2026-06-30 Filing
BlackRock, Inc. 1,932,088 $65M +109,914 2026-06-30 Filing
Siren, L.L.C. 1,900,000 $64M -100,000 2026-06-30 Filing
Avoro Capital Advisors LLC 1,337,500 $45M — 2026-06-30 Filing
Jupiter Topco LLC 1,307,500 $44M +1,307,500 2026-06-30 Filing
VANGUARD CAPITAL MANAGEMENT LLC 1,221,673 $41M +24,711 2026-06-30 Filing
PRIMECAP MANAGEMENT CO/CA 1,167,382 $39M +118,548 2026-06-30 Filing
First Light Asset Management, LLC 963,260 $32M +230,400 2026-06-30 Filing
ADAR1 Capital Management, LLC 940,747 $32M -149,071 2026-06-30 Filing
GEODE CAPITAL MANAGEMENT, LLC 679,163 $23M +34,017 2026-06-30 Filing
STATE STREET CORP 652,630 $22M +21,183 2026-06-30 Filing
LOOMIS SAYLES & CO L P 624,752 $21M +624,752 2026-06-30 Filing
Casdin Capital, LLC 553,268 $19M — 2026-06-30 Filing
Catalio Capital Management, LP 536,152 $18M +241,792 2026-06-30 Filing
ALGERT GLOBAL LLC 397,487 $13M +376,452 2026-06-30 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms