13F

Stock

Septerna, Inc.

SEPN · held by 122 managers

Reported value

$1.27B

Holders

122

+1 new · −0 exited

Holders’ est. mark

$1.11M

Price effect on 3 books still in the name

Largest holder

$195M

RA CAPITAL MANAGEMENT, L.P.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
RA CAPITAL MANAGEMENT, L.P.7M$195M—Held
TRV GP V, LLC6.22M$173.3M—Held
Driehaus Capital Management LLC4.81M$134.1M—Held
TRV GP VI, LLC4.21M$117.4M—Held
SAMSARA BIOCAPITAL, LLC3.15M$87.8M—Held
GOLDMAN SACHS GROUP INC2.72M$75.7M—Held
Siren, L.L.C.2M$55.8M—Held
BlackRock, Inc.1.8M$50.2M—Held
BVF INC/IL1.72M$48M—Held
Vanguard1.51M$42M—Held
Avoro Capital Advisors LLC1.34M$37.3M—Held
ADAR1 Capital Management, LLC1.16M$32.3M—Held
First Light Asset Management, LLC620.8K$17.3M—Held
VR ADVISER, LLC610.8K$17M—Held
GEODE CAPITAL MANAGEMENT, LLC572.7K$16M—Held
Casdin Capital, LLC553.3K$15.4M—Held
PRIMECAP MANAGEMENT CO/CA/546.1K$15.2M—Held
State Street540K$15.1M—Held
PERCEPTIVE ADVISORS LLC433.2K$12.1M—Held
Woodline Partners LP385.3K$10.7M—Held
Soleus Capital Management, L.P.383.4K$10.7M—Held
Catalio Capital Management, LP294.4K$8.21M—Held
MARSHALL WACE, LLP226.9K$6.33M—Held
Universal- Beteiligungs- und Servicegesellschaft mbH222.7K$6.21M—Held
Kalehua Capital Management LLC194.5K$5.42M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC187.2K$5.22M—Held
Invesco Ltd.162K$4.52M—Held
NORTHERN TRUST CORP154.2K$4.3M—Held
MILLENNIUM MANAGEMENT LLC107.5K$3M—Held
MORGAN STANLEY104K$2.9M$493.9KAdded$1.87M
TWO SIGMA INVESTMENTS, LP92.8K$2.59M—Held
FEDERATED HERMES, INC.78.9K$2.2M—Held
HighVista Strategies LLC78.7K$2.19M—Held
Citadel75.9K$2.12M—Held
UBS Group AG68.8K$1.92M—Held
JPMORGAN CHASE & CO68.3K$1.91M—Held
Rangeley Capital, LLC65.8K$1.83M—Held
JACOBS LEVY EQUITY MANAGEMENT, INC61.4K$1.71M—Held
Bank of New York Mellon Corp55.3K$1.54M—Held
AMERICAN CENTURY COMPANIES INC50.7K$1.41M—Held
Longaeva Partners L.P.49.9K$1.39M—Held
Numerai GP LLC45.9K$1.28M—Held
JANE STREET GROUP, LLC44.1K$1.23M—Held
Trexquant Investment LP44K$1.23M—Held
BARCLAYS PLC38.1K$1.06M$273KAdded$497.3K
ExodusPoint Capital Management, LP37.9K$1.06M—Held
BANK OF AMERICA CORP /DE/37.6K$1.05M$341KAdded$79.5K
Alyeska Investment Group, L.P.35K$975.8K—Held
WELLS FARGO & COMPANY/MN26.5K$739.6K—Held
RHUMBLINE ADVISERS26.4K$736.6K—Held
Nuveen, LLC25.8K$719.2K—Held
TWO SIGMA ADVISERS, LP25.7K$716.5K—Held
Logos Global Management LP23.5K$656.5K—Held
XTX Topco Ltd23.3K$650K—Held
VARCOV Co.22.6K$631K—Held
ALLIANCEBERNSTEIN L.P.19.6K$546.4K—Held
TUDOR INVESTMENT CORP ET AL18.1K$503.3K—New
FRANKLIN RESOURCES INC16.9K$469.8K—Held
Russell Investments Group, Ltd.15.3K$426.8K—Held
DEUTSCHE BANK AG\14.9K$414.8K—Held
Squarepoint Ops LLC14.8K$413.9K—Held
STRS OHIO14.6K$407K—Held
LOS ANGELES CAPITAL MANAGEMENT LLC18.6K$398.6K—Held
AMERIPRISE FINANCIAL INC14.1K$392.8K—Held
MetLife Investment Management, LLC13.7K$381.5K—Held
INTECH INVESTMENT MANAGEMENT LLC13.3K$370.3K—Held
OSAIC HOLDINGS, INC.12.7K$353.9K—Held
Seven Fleet Capital Management LP11.4K$319.1K—Held
Dynamic Technology Lab Private Ltd10.8K$301K—Held
PharVision Advisers, LLC10.7K$299.4K—Held
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO10.6K$295.4K—Held
Virtus Investment Advisers, LLC10.5K$291.5K—Held
China Universal Asset Management Co., Ltd.10.3K$287.1K—Held
Baader Bank Aktiengesellschaft10K$278.8K—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9.93K$277K—Held
Atom Investors LP9.79K$273K—Held
CITIGROUP INC9.56K$266.6K—Held
Graham Capital Management, L.P.8.97K$250.1K—Held
Jump Financial, LLC8.4K$234.2K—Held
BANK OF NOVA SCOTIA8.3K$231.4K—Held
Icahn Capital7.83K$218.2K—Held
NEW YORK STATE COMMON RETIREMENT FUND5.6K$156.1K—Held
BNP PARIBAS FINANCIAL MARKETS5.45K$151.9K—Held
Police & Firemen's Retirement System of New Jersey5.17K$144.3K—Held
Balyasny Asset Management L.P.3.57K$99.6K—Held
Fidelity3.31K$92.2K—Held
Caitong International Asset Management Co., Ltd3.17K$88.4K—Held
Mirae Asset Global Investments Co., Ltd.2.18K$60.7K—Held
Tower Research Capital LLC (TRC)2.16K$60.1K—Held
Ameritas Investment Partners, Inc.1.94K$54.2K—Held
Legal & General Group Plc1.95K$54.2K—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM1.32K$36.7K—Held
Global Retirement Partners, LLC1.26K$35K—Held
Sterling Capital Management LLC1.23K$34.3K—Held
SIGNATUREFD, LLC989$27.6K—Held
GROUP ONE TRADING LLC944$26.3K—Held
GAMMA Investing LLC916$25.5K—Held
GF FUND MANAGEMENT CO. LTD.878$24.5K—Held
Quarry LP724$20.2K—Held
ROYAL BANK OF CANADA628$18K—Held
NISA INVESTMENT ADVISORS, LLC341$9.51K—Held
Pinnacle Wealth Planning Services, Inc.322$8.98K—Held
Versant Capital Management, Inc261$7.28K—Held
PNC Financial Services Group, Inc.198$5.52K—Held
US BANCORP \DE\190$5.3K—Held
N.E.W. Advisory Services LLC180$5.02K—Held
Fortitude Family Office, LLC71$1.98K—Held
MassMutual Private Wealth & Trust, FSB63$1.76K—Held
EverSource Wealth Advisors, LLC63$1.76K—Held
SBI Securities Co., Ltd.55$1.53K—Held
Cornerstone Financial Management LLC52$1.45K—Held
ALGERT GLOBAL LLC34.9K$974—Held
ACADIAN ASSET MANAGEMENT LLC30.9K$858—Held
ROTHSCHILD INVESTMENT LLC30$836—Held
PRICE T ROWE ASSOCIATES INC /MD/25.4K$710—Held
Aster Capital Management (DIFC) Ltd20$558—Held
Arax Advisory Partners3$84—Held
Covestor Ltd1.94K$54—Held
Farther Finance Advisors, LLC1$28—Held
CWM, LLC888$25—Held
AMALGAMATED BANK672$19—Held
Daiwa Securities Group Inc.149$4—Held

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.