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, Q4 2021
Institutional positions in Syndax Pharmaceuticals Inc as of Dec 31, 2021. 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
- 132
- +10 vs. Q3 2021
- Shares held
- 52.4M
- +3.36M (+6.8%) vs. Q3 2021
- Total value
- $1.15B
- +$209.0M (+22.3%) vs. Q3 2021
- New holders
- 30
- 42 more added
- Sold out
- 20
- 34 more reduced
1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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, Q4 2021
Shares, value and share of portfolio for each institution holding Syndax Pharmaceuticals Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Sigma Investments, LP | 322,720 | $7.06M | 0.02% | +212,740+193.4% | Added |
| Phoenix Holdings Ltd. | 342,356 | $7.49M | 0.13% | +132,356+63.0% | Added |
| Point72 Asset Management, L.P. | 353,100 | $7.73M | 0.03% | −107,800−23.4% | Reduced |
| Two Sigma Advisers, LP | 354,552 | $7.76M | 0.02% | +12,700+3.7% | Added |
| Goldman Sachs Group Inc | 363,661 | $7.96M | 0.00% | +43,553+13.6% | Added |
| Paradigm Biocapital Advisors LP | 453,091 | $9.92M | 2.83% | +453,091 | New |
| Northern Trust Corp | 453,676 | $9.93M | 0.00% | −4,500−1.0% | Reduced |
| Norges Bank | 484,900 | $10.6M | 0.00% | +484,900 | New |
| Palo Alto Investors LP | 598,900 | $13.1M | 0.84% | +154,000+34.6% | Added |
| Geode Capital Management, LLC | 764,627 | $16.7M | 0.00% | +31,407+4.3% | Added |
| Barclays PLC | 775,476 | $17.0M | 0.01% | +373,088+92.7% | Added |
| Dimensional Fund Advisors LP | 793,700 | $17.4M | 0.01% | +145,674+22.5% | Added |
| Sofinnova Investments, Inc. | 951,226 | $20.8M | 1.33% | +537,385+129.9% | Added |
| Kynam Capital Management, LP | 956,165 | $20.9M | 11.19% | +956,165 | New |
| Aisling Capital Management LP | 1,025,000 | $22.4M | 7.92% | 00.0% | Unchanged |
| HealthCor Management, L.P. | 1,157,560 | $25.3M | 1.40% | −57,110−4.7% | Reduced |
| Eventide Asset Management, LLC | 1,165,000 | $25.5M | 0.33% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 1,176,585 | $25.8M | 3.06% | +425,982+56.8% | Added |
| Adage Capital Partners GP, L.L.C. | 1,200,000 | $26.3M | 0.05% | −1,666,272−58.1% | Reduced |
| 683 Capital Management, LLC | 1,395,492 | $30.5M | 1.45% | +259,592+22.9% | Added |
| Wellington Management Group LLP | 1,598,766 | $35.0M | 0.01% | −78,093−4.7% | Reduced |
| OrbiMed Advisors LLC | 1,981,300 | $43.4M | 0.56% | +1,790,700+939.5% | Added |
| Citadel Advisors LLC | 2,018,827 | $44.2M | 0.05% | +175,470+9.5% | Added |
| BVF Inc | 2,099,714 | $46.0M | 1.67% | −386,715−15.6% | Reduced |
| PFM Health Sciences, LP | 2,103,512 | $46.0M | 1.61% | +246,774+13.3% | Added |
| Avoro Capital Advisors LLC | 2,175,000 | $47.6M | 0.81% | +630,000+40.8% | Added |
| Vanguard Group Inc | 2,337,370 | $51.2M | 0.00% | +167,964+7.7% | Added |
| State Street Corp | 2,480,204 | $54.3M | 0.00% | +376,757+17.9% | Added |
| Frazier Management LLC | 2,772,062 | $60.7M | 4.67% | +1,583,927+133.3% | Added |
| Nantahala Capital Management, LLC | 2,850,559 | $62.4M | 3.88% | +193,400+7.3% | Added |
| BlackRock Inc. | 3,689,894 | $80.8M | 0.00% | +163,596+4.6% | Added |
| Avidity Partners Management LP | 4,823,400 | $105.6M | 2.24% | 00.0% | Unchanged |
| Boxer Capital, LLC | 0 | $0 | 0.00% | −2,287,782−100.0% | Sold out |
| Casdin Capital, LLC | 0 | $0 | 0.00% | −1,200,000−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −516,098−100.0% | Sold out |
| Vivo Capital, LLC | 0 | $0 | 0.00% | −320,000−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −108,000−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −78,083−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −28,671−100.0% | Sold out |
| HarbourVest Partners LLC | 0 | $0 | 0.00% | −28,498−100.0% | Sold out |
| Lexington Partners L.P. | 0 | $0 | 0.00% | −28,499−100.0% | Sold out |
| Vanderbilt University | 0 | $0 | 0.00% | −28,497−100.0% | Sold out |
| Standard Life Aberdeen plc | 0 | $0 | 0.00% | −14,248−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −11,530−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −10,741−100.0% | Sold out |
| Pinz Capital Management, LP | 0 | $0 | 0.00% | −9,900−100.0% | Sold out |
| StepStone Group LP | 0 | $0 | 0.00% | −8,548−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −1,115−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −653−100.0% | Sold out |
| Arkadios Wealth Advisors | 0 | $0 | 0.00% | −510−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −315−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −42−100.0% | Sold out |
| First Mercantile Trust Co | – | – | – | – | Not filed |