Skip to main content

Septerna, Inc.

SEPN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001984086

In the last 90 days, Septerna, Inc. insiders filed 0 open-market purchases and 7 sales; 153 institutions reported holding it in 13F filings for Q2 2026, worth $1.58B in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in Septerna, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
122
+40 vs. Q3 2025
Shares held
45.6M
+1.04M (+2.3%) vs. Q3 2025
Total value
$1.27B
+$432.9M (+51.7%) vs. Q3 2025
New holders
45
31 more added
Sold out
5
27 more reduced

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SEPN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 122 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 71 institutionsQ1 2025: 71 institutionsQ2 2025: 89 institutionsQ3 2025: 82 institutionsQ4 2025: 122 institutionsQ1 2026: 124 institutionsQ2 2026: 153 institutions
Value heldQ4 2025: $1.27B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $1.01BQ1 2025: $262.2MQ2 2025: $469.6MQ3 2025: $838.0MQ4 2025: $1.27BQ1 2026: $1.10BQ2 2026: $1.58B
Institutions holding SEPN and their total value by quarter
QuarterHoldersValue
Q2 2026153$1.58B
Q1 2026124$1.10B
Q4 2025122$1.27B
Q3 202582$838.0M
Q2 202589$469.6M
Q1 202571$262.2M
Q4 202471$1.01B
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Septerna, Inc.; share changes are against Q3 2025.

Institutions holding SEPN in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.6,995,858$195.0M2.00%00.0%Unchanged
TRV GP V, LLC6,215,591$173.3M40.38%00.0%Unchanged
Driehaus Capital Management LLC4,809,470$134.1M0.91%−110,426−2.2%Reduced
TRV GP VI, LLC4,211,659$117.4M79.05%00.0%Unchanged
Samsara BioCapital, LLC3,149,128$87.8M9.06%00.0%Unchanged
Goldman Sachs Group Inc2,715,129$75.7M0.01%+1,260,409+86.6%Added
Siren, L.L.C.2,000,000$55.8M1.66%−202,514−9.2%Reduced
BlackRock, Inc.1,801,328$50.2M0.00%+341,533+23.4%Added
BVF Inc1,720,782$48.0M1.61%−2,295,008−57.1%Reduced
Vanguard Group Inc1,508,195$42.0M0.00%−10,562−0.7%Reduced
Avoro Capital Advisors LLC1,337,500$37.3M0.37%00.0%Unchanged
ADAR1 Capital Management, LLC1,157,611$32.3M2.41%−18,880−1.6%Reduced
First Light Asset Management, LLC620,811$17.3M1.32%+620,811New
VR Adviser, LLC610,808$17.0M0.84%00.0%Unchanged
Geode Capital Management, LLC572,734$16.0M0.00%+27,033+5.0%Added
Casdin Capital, LLC553,268$15.4M0.96%00.0%Unchanged
Primecap Management Co546,100$15.2M0.01%+546,100New
State Street Corp540,028$15.1M0.00%+121,068+28.9%Added
Perceptive Advisors LLC433,160$12.1M0.22%−108,290−20.0%Reduced
Woodline Partners LP385,310$10.7M0.04%+102,725+36.4%Added
Soleus Capital Management, L.P.383,368$10.7M0.45%+365,108+1,999.5%Added
Catalio Capital Management, LP294,360$8.21M1.45%00.0%Unchanged
Marshall Wace, LLP226,901$6.33M0.01%+226,901New
Universal- Beteiligungs- und Servicegesellschaft mbH222,702$6.21M0.01%00.0%Unchanged
Kalehua Capital Management LLC194,544$5.42M5.36%+194,544New
Charles Schwab Investment Management Inc187,241$5.22M0.00%+337+0.2%Added
Invesco Ltd.162,014$4.52M0.00%−15,056−8.5%Reduced
Northern Trust Corp154,196$4.30M0.00%−13,149−7.9%Reduced
Millennium Management LLC107,463$3.00M0.00%−276,737−72.0%Reduced
Morgan Stanley103,985$2.90M0.00%+49,527+90.9%Added
Two Sigma Investments, LP92,809$2.59M0.00%+475+0.5%Added
Federated Hermes, Inc.78,905$2.20M0.00%+78,905New
HighVista Strategies LLC78,682$2.19M0.56%+78,682New
Citadel Advisors LLC75,945$2.12M0.00%+75,945New
UBS Group AG68,817$1.92M0.00%+9,771+16.5%Added
JPMorgan Chase & Co68,338$1.91M0.00%+59,602+682.3%Added
Rangeley Capital, LLC65,800$1.83M1.58%−22,200−25.2%Reduced
Jacobs Levy Equity Management, Inc61,370$1.71M0.01%+25,592+71.5%Added
Bank of New York Mellon Corp55,332$1.54M0.00%+3,701+7.2%Added
American Century Companies Inc50,689$1.41M0.00%+25,406+100.5%Added
Longaeva Partners L.P.49,902$1.39M0.17%−7,162−12.6%Reduced
Numerai GP LLC45,866$1.28M0.15%+45,866New
Jane Street Group, LLC44,070$1.23M0.00%+44,070New
Trexquant Investment LP44,005$1.23M0.01%+44,005New
Barclays PLC38,147$1.06M0.00%+8,045+26.7%Added
ExodusPoint Capital Management, LP37,867$1.06M0.01%+37,867New
Bank of America Corp37,594$1.05M0.00%−13,901−27.0%Reduced
Alyeska Investment Group, L.P.35,000$975.8K0.00%00.0%Unchanged
Algert Global LLC34,944$974.2K0.02%+34,944New
Acadian Asset Management LLC30,877$858.0K0.00%+30,877New
Wells Fargo & Company26,529$739.6K0.00%+6,382+31.7%Added
Rhumbline Advisers26,419$736.6K0.00%−1,185−4.3%Reduced
Nuveen, LLC25,798$719.2K0.00%+1,837+7.7%Added
Two Sigma Advisers, LP25,700$716.5K0.00%+5,000+24.2%Added
Price T Rowe Associates Inc25,443$710.0K0.00%−1,981−7.2%Reduced
Logos Global Management LP23,548$656.5K0.04%−60,000−71.8%Reduced
XTX Topco Ltd23,315$650.0K0.02%+23,315New
VARCOV Co.22,634$631.0K0.25%+22,634New
Alliancebernstein L.P.19,600$546.4K0.00%−2,500−11.3%Reduced
Tudor Investment Corp Et Al18,053$503.3K0.00%+18,053New
Franklin Resources Inc16,852$469.8K0.00%+16,852New
Russell Investments Group, Ltd.15,310$426.8K0.00%+13,414+707.5%Added
Deutsche Bank AG14,879$414.8K0.00%+744+5.3%Added
Squarepoint Ops LLC14,847$413.9K0.00%+14,847New
STRS Ohio14,600$407.0K0.00%+14,600New
Los Angeles Capital Management LLC18,550$398.6K0.00%+18,550New
Ameriprise Financial Inc14,090$392.8K0.00%+14,090New
MetLife Investment Management13,685$381.5K0.00%00.0%Unchanged
Intech Investment Management LLC13,283$370.3K0.00%+13,283New
Advisor Group Holdings, Inc.12,693$353.9K0.00%−170−1.3%Reduced
Seven Fleet Capital Management LP11,445$319.1K0.22%+11,445New
Dynamic Technology Lab Private Ltd10,810$301.0K0.07%+10,810New
PharVision Advisers, LLC10,739$299.4K0.15%−1,193−10.0%Reduced
Public Employees Retirement System of Ohio10,594$295.4K0.00%+10,594New
Virtus Investment Advisers, Inc.10,457$291.5K0.08%+10,457New
China Universal Asset Management Co., Ltd.10,296$287.1K0.02%+10,296New
Baader Bank INC10,000$278.8K0.02%+10,000New
Mirae Asset Global ETFs Holdings Ltd.9,934$277.0K0.00%+143+1.5%Added
Atom Investors LP9,791$273.0K0.02%+9,791New
Citigroup Inc9,561$266.6K0.00%+9,312+3,739.8%Added
Graham Capital Management, L.P.8,971$250.1K0.01%+8,971New
Jump Financial, LLC8,399$234.2K0.00%+8,399New
Bank of Nova Scotia8,300$231.4K0.00%+8,300New
AQR Capital Management LLC7,826$218.2K0.00%+7,826New
New York State Common Retirement Fund5,600$156.1K0.00%+2,700+93.1%Added
BNP Paribas Arbitrage, SA5,449$151.9K0.00%+1,294+31.1%Added
Police & Firemen's Retirement System of New Jersey5,175$144.3K0.00%00.0%Unchanged
Balyasny Asset Management LLC3,571$99.6K0.00%+3,571New
FMR LLC3,307$92.2K0.00%−131−3.8%Reduced
Caitong International Asset Management Co., Ltd3,170$88.4K0.02%+3,170New
Mirae Asset Global Investments Co., Ltd.2,176$60.7K0.00%+2,176New
Tower Research Capital LLC (TRC)2,156$60.1K0.00%+1,197+124.8%Added
Ameritas Investment Partners, Inc.1,944$54.2K0.00%00.0%Unchanged
Legal & General Group Plc1,945$54.2K0.00%00.0%Unchanged
Covestor Ltd1,941$54.0K0.03%−1,679−46.4%Reduced
California State Teachers Retirement System1,316$36.7K0.00%−55−4.0%Reduced
Global Retirement Partners, LLC1,256$35.0K0.00%+1,256New
Sterling Capital Management LLC1,232$34.3K0.00%−243−16.5%Reduced
Signaturefd, LLC989$27.6K0.00%+23+2.4%Added
Group One Trading, L.P.944$26.3K0.00%−745−44.1%Reduced