SEPTERNA INC (SEPN): Institutional Ownership
Hedge funds and institutional managers reporting a position in SEPN · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
13
13F filers
Aggregate Value
$40.0M
Across holders
Last Price
$37.34
2026-06-26
Sector
Health Care
GICS
Holder activity7 new3 added2 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA/ CIK 0000763212 | Institutional Manager | 1.05M | $25.2M | 63.1% | 0.0% | Added | +$12.1M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 237K | $5.7M | 14.2% | 0.0% | Added | +$5.6M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 75K | $1.8M | 4.5% | 0.0% | Reduced | $-419K | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 80K | $1.5M | 3.8% | 0.0% | New | — | Q3 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 42K | $1.2M | 2.9% | 0.0% | Added | +$897K | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 38K | $1.1M | 2.6% | 0.0% | New | — | Q4 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 40K | $957K | 2.4% | 0.0% | Reduced | $-3.8M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 38K | $906K | 2.3% | 0.0% | New | — | Q1 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 24K | $577K | 1.4% | 0.0% | New | — | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 18K | $503K | 1.3% | 0.0% | New | — | Q4 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 12K | $297K | 0.7% | 0.0% | New | — | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 12K | $285K | 0.7% | 0.0% | New | — | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 14 | $336 | 0.0% | 0.0% | Unchanged | +$0 | Q1 2026 |
Added
Institutional Manager
$25.2M· 63.1% of total· 0.0% port· 1.05M sh· +$12.1M QoQ· Q1 2026
Added
Hedge Fund
$5.7M· 14.2% of total· 0.0% port· 237K sh· +$5.6M QoQ· Q1 2026
Reduced
Hedge Fund
$1.8M· 4.5% of total· 0.0% port· 75K sh· $-419K QoQ· Q1 2026
New
Hedge Fund
$1.5M· 3.8% of total· 0.0% port· 80K sh· — QoQ· Q3 2025
Added
Hedge Fund
$1.2M· 2.9% of total· 0.0% port· 42K sh· +$897K QoQ· Q4 2025
New
Hedge Fund
$1.1M· 2.6% of total· 0.0% port· 38K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$957K· 2.4% of total· 0.0% port· 40K sh· $-3.8M QoQ· Q1 2026
New
Hedge Fund
$906K· 2.3% of total· 0.0% port· 38K sh· — QoQ· Q1 2026
New
Hedge Fund
$577K· 1.4% of total· 0.0% port· 24K sh· — QoQ· Q1 2026
New
Hedge Fund
$503K· 1.3% of total· 0.0% port· 18K sh· — QoQ· Q4 2025
New
Hedge Fund
$297K· 0.7% of total· 0.0% port· 12K sh· — QoQ· Q1 2026
New
Hedge Fund
$285K· 0.7% of total· 0.0% port· 12K sh· — QoQ· Q1 2026
Unchanged
Hedge Fund
$336· 0.0% of total· 0.0% port· 14 sh· +$0 QoQ· Q1 2026