ZENAS BIOPHARMA INC (ZBIO): Institutional Ownership
Hedge funds and institutional managers reporting a position in ZBIO · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
8
13F filers
Aggregate Value
$23.3M
Across holders
Last Price
$25.87
2026-06-26
Sector
Health Care
GICS
Holder activity2 new5 added1 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 667K | $13.0M | 56.0% | 0.0% | Added | +$9.3M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 275K | $5.4M | 23.1% | 0.0% | Added | +$5.1M | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 125K | $2.4M | 10.5% | 0.0% | New | — | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 68K | $1.3M | 5.7% | 0.0% | Added | +$1.2M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 27K | $520K | 2.2% | 0.0% | Added | +$88K | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 18K | $345K | 1.5% | 0.0% | Added | +$166K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 6K | $224K | 1.0% | 0.0% | New | — | Q4 2025 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 4 | $78 | 0.0% | 0.0% | Reduced | $-6K | Q1 2026 |
Added
Hedge Fund
$13.0M· 56.0% of total· 0.0% port· 667K sh· +$9.3M QoQ· Q1 2026
Added
Hedge Fund
$5.4M· 23.1% of total· 0.0% port· 275K sh· +$5.1M QoQ· Q1 2026
New
Hedge Fund
$2.4M· 10.5% of total· 0.0% port· 125K sh· — QoQ· Q1 2026
Added
Hedge Fund
$1.3M· 5.7% of total· 0.0% port· 68K sh· +$1.2M QoQ· Q1 2026
Added
Hedge Fund
$520K· 2.2% of total· 0.0% port· 27K sh· +$88K QoQ· Q1 2026
Added
Hedge Fund
$345K· 1.5% of total· 0.0% port· 18K sh· +$166K QoQ· Q1 2026
New
Hedge Fund
$224K· 1.0% of total· 0.0% port· 6K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$78· 0.0% of total· 0.0% port· 4 sh· $-6K QoQ· Q1 2026