Syndax Pharmaceuticals Inc
SNDX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001395937
In the last 90 days, Syndax Pharmaceuticals Inc insiders filed 0 open-market purchases and 1 sale; 242 institutions reported holding it in 13F filings for Q2 2026, worth $2.36B in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Syndax Pharmaceuticals Inc as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 219
- +6 vs. Q4 2024
- Shares held
- 101.0M
- +3.36M (+3.4%) vs. Q4 2024
- Total value
- $1.24B
- −$49.9M (−3.9%) vs. Q4 2024
- New holders
- 32
- 87 more added
- Sold out
- 26
- 62 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SNDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 242 | $2.36B |
| Q1 2026 | 247 | $2.32B |
| Q4 2025 | 230 | $2.10B |
| Q3 2025 | 227 | $1.56B |
| Q2 2025 | 217 | $952.6M |
| Q1 2025 | 219 | $1.24B |
| Q4 2024 | 216 | $1.30B |
| Q3 2024 | 210 | $1.71B |
| Q2 2024 | 196 | $1.79B |
| Q1 2024 | 189 | $2.15B |
| Q4 2023 | 177 | $1.92B |
| Q3 2023 | 175 | $1.03B |
| Q2 2023 | 166 | $1.48B |
| Q1 2023 | 163 | $1.54B |
| Q4 2022 | 160 | $1.82B |
| Q3 2022 | 139 | $1.44B |
| Q2 2022 | 121 | $1.06B |
| Q1 2022 | 136 | $948.4M |
| Q4 2021 | 132 | $1.15B |
| Q3 2021 | 123 | $938.0M |
| Q2 2021 | 115 | $861.9M |
| Q1 2021 | 130 | $1.08B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Syndax Pharmaceuticals Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rothschild Investment LLC | 130 | $1.60K | 0.00% | +95+271.4% | Added |
| True Wealth Design, LLC | 97 | $1.19K | 0.00% | +90+1,285.7% | Added |
| Sterling Capital Management LLC | 84 | $1.03K | 0.00% | 00.0% | Unchanged |
| Avion Wealth | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 49 | $1.00K | 0.00% | +49 | New |
| GAMMA Investing LLC | 79 | $971 | 0.00% | −18−18.6% | Reduced |
| Geneos Wealth Management Inc. | 75 | $921 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 71 | $853 | 0.00% | −86−54.8% | Reduced |
| Coldstream Capital Management Inc | 47 | $579 | 0.00% | +47 | New |
| Massmutual Trust Co FSB | 46 | $565 | 0.00% | −19−29.2% | Reduced |
| Parkside Financial Bank & Trust | 40 | $492 | 0.00% | +40 | New |
| Allworth Financial LP | 34 | $453 | 0.00% | −125−78.6% | Reduced |
| Capital A Wealth Management, LLC | 30 | $369 | 0.00% | 00.0% | Unchanged |
| Stephens Consulting, LLC | 30 | $369 | 0.00% | +30 | New |
| Boston Private Wealth LLC | 27 | $332 | 0.00% | +27 | New |
| Skopos Labs, Inc. | 11 | $136 | 0.00% | −579−98.1% | Reduced |
| WPG Advisers, LLC | 11 | $135 | 0.00% | +11 | New |
| IFP Advisors, Inc | 0 | $49 | 0.00% | 0 | Unchanged |
| Covestor Ltd | 9 | $0 | 0.00% | +4+80.0% | Added |
| Avoro Capital Advisors LLC | 0 | $0 | 0.00% | −2,275,000−100.0% | Sold out |
| Crestline Management, LP | 0 | $0 | 0.00% | −713,205−100.0% | Sold out |
| Polar Capital Holdings Plc | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| First Turn Management, LLC | 0 | $0 | 0.00% | −441,587−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −370,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −173,890−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −133,111−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −83,297−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −79,071−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −52,790−100.0% | Sold out |
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −31,565−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −28,000−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −19,500−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −16,355−100.0% | Sold out |
| Aristides Capital LLC | 0 | $0 | 0.00% | −14,900−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −12,624−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −11,602−100.0% | Sold out |
| Long Corridor Asset Management Ltd | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Wedbush Securities Inc | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −9,661−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −5,278−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −1,940−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −1,086−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −689−100.0% | Sold out |
| Hollencrest Capital Management | 0 | $0 | 0.00% | −232−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| Cassady Schiller Wealth Management, LLC | – | – | – | – | Not filed |