SYNDAX PHARMACEUTICALS INC (SNDX): Institutional Ownership
Hedge funds and institutional managers reporting a position in SNDX · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
18
13F filers
Aggregate Value
$159.5M
Across holders
Last Price
$21.31
2026-06-26
Sector
Health Care
GICS
Holder activity6 new8 added4 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 3.31M | $51.0M | 31.9% | 0.1% | New | — | Q3 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 1.58M | $36.9M | 23.1% | 0.0% | Added | +$10.1M | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 964K | $22.5M | 14.1% | 0.0% | Added | +$22.3M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 498K | $11.6M | 7.3% | 0.0% | Reduced | $-1.1M | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 385K | $9.0M | 5.6% | 0.0% | Added | +$8.7M | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 261K | $6.1M | 3.8% | 0.0% | Added | +$5.8M | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 205K | $4.8M | 3.0% | 0.0% | Added | +$4.1M | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 182K | $4.3M | 2.7% | 0.0% | Added | +$3.2M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 123K | $2.9M | 1.8% | 0.0% | Added | +$1.8M | Q1 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 105K | $2.5M | 1.5% | 0.0% | Reduced | $-10.5M | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 69K | $1.6M | 1.0% | 0.0% | Added | +$485K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 100K | $1.5M | 1.0% | 0.0% | New | — | Q3 2025 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 60K | $1.4M | 0.9% | 0.0% | Reduced | $-2.5M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 54K | $1.3M | 0.8% | 0.0% | New | — | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 36K | $842K | 0.5% | 0.0% | Reduced | $-15.2M | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 48K | $742K | 0.5% | 0.0% | New | — | Q3 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 18K | $388K | 0.2% | 0.0% | New | — | Q4 2025 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 21K | $257K | 0.2% | 0.0% | New | — | Q1 2025 |
New
Hedge Fund
$51.0M· 31.9% of total· 0.1% port· 3.31M sh· — QoQ· Q3 2025
Added
Hedge Fund
$36.9M· 23.1% of total· 0.0% port· 1.58M sh· +$10.1M QoQ· Q1 2026
Added
Hedge Fund
$22.5M· 14.1% of total· 0.0% port· 964K sh· +$22.3M QoQ· Q1 2026
Reduced
Hedge Fund
$11.6M· 7.3% of total· 0.0% port· 498K sh· $-1.1M QoQ· Q1 2026
Added
Hedge Fund
$9.0M· 5.6% of total· 0.0% port· 385K sh· +$8.7M QoQ· Q1 2026
Added
Hedge Fund
$6.1M· 3.8% of total· 0.0% port· 261K sh· +$5.8M QoQ· Q1 2026
Added
Hedge Fund
$4.8M· 3.0% of total· 0.0% port· 205K sh· +$4.1M QoQ· Q1 2026
Added
Hedge Fund
$4.3M· 2.7% of total· 0.0% port· 182K sh· +$3.2M QoQ· Q1 2026
Added
Hedge Fund
$2.9M· 1.8% of total· 0.0% port· 123K sh· +$1.8M QoQ· Q1 2026
Reduced
Hedge Fund
$2.5M· 1.5% of total· 0.0% port· 105K sh· $-10.5M QoQ· Q1 2026
Added
Hedge Fund
$1.6M· 1.0% of total· 0.0% port· 69K sh· +$485K QoQ· Q1 2026
New
Hedge Fund
$1.5M· 1.0% of total· 0.0% port· 100K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$1.4M· 0.9% of total· 0.0% port· 60K sh· $-2.5M QoQ· Q1 2026
New
Hedge Fund
$1.3M· 0.8% of total· 0.0% port· 54K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$842K· 0.5% of total· 0.0% port· 36K sh· $-15.2M QoQ· Q1 2026
New
Hedge Fund
$742K· 0.5% of total· 0.0% port· 48K sh· — QoQ· Q3 2025
New
Hedge Fund
$388K· 0.2% of total· 0.0% port· 18K sh· — QoQ· Q4 2025
New
Hedge Fund
$257K· 0.2% of total· 0.0% port· 21K sh· — QoQ· Q1 2025