SEPTERNA INC COMMON STOCK is a security (CUSIP 81734D104) tracked across SEC portfolio filings. 126 institutional managers reported $1.1B on Form 13F as of 2026-06-30; 11 registered fund positions totaling $13.7M via N-PORT as of 2026-05-31.
Showing 15 of 126 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | Boston, MA | $168.1M | 6,995,858 |
| TRV GP V, LLC | Boston, MA | $149.4M | 6,215,591 |
| Driehaus Capital Management LLC | Chicago, IL | $105.6M | 4,395,572 |
| TRV GP VI, LLC | Boston, MA | $101.2M | 4,211,659 |
| Samsara BioCapital, LLC | Palo Alto, CA | $75.7M | 3,149,128 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $69.8M | 2,906,427 |
| BlackRock, Inc. | New York, NY | $64.7M | 1,932,088 |
| Siren, L.L.C. | New York, NY | $48.1M | 2,000,000 |
| VANGUARD GROUP INC | Valley Forge, PA | $42.0M | 1,508,195 |
| BVF INC/IL | San Francisco, CA | $32.5M | 1,353,249 |
| Avoro Capital Advisors LLC | New York, NY | $32.1M | 1,337,500 |
| ADAR1 Capital Management, LLC | AUSTIN, TX | $26.2M | 1,089,818 |
| PRIMECAP MANAGEMENT CO/CA/ | PASADENA, CA | $25.2M | 1,048,834 |
| STATE STREET CORP | BOSTON, MA | $21.9M | 652,630 |
| JANUS HENDERSON GROUP PLC | LONDON, X0 | $21.3M | 890,754 |
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD EXTENDED MARKET INDEX FUND | VANGUARD INDEX FUNDS | $6.2M | 0.76% |
| VANGUARD RUSSELL 2000 INDEX FUND | VANGUARD SCOTTSDALE FUNDS | $3.3M | 1.89% |
| VANGUARD U.S. MOMENTUM FACTOR ETF | VANGUARD WELLINGTON FUND | $1.5M | 8.03% |
| Master Small Cap Index Series | Quantitative Master Series LLC | $873K | 1.81% |
| Fidelity Nasdaq Composite Index ETF | Fidelity Commonwealth Trust | $524K | 0.48% |
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $382K | 0.06% |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND | VANGUARD INSTITUTIONAL INDEX FUNDS | $365K | 0.12% |
| Russell Investments U.S. Small Cap Equity ETF | Russell Investments Exchange Traded Funds | $184K | 37.29% |
| U.S. MICRO CAP PORTFOLIO | DFA INVESTMENT DIMENSIONS GROUP INC | $175K | 0.23% |
| DWS Small Cap Index VIP | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $72K | 1.71% |
| Federated Hermes Global Allocation Fund | Federated Hermes Global Allocation Fund | $68K | 2.32% |