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 |
|---|---|---|---|---|---|
| Avidity Partners Management LP | 4,823,400 | $105.6M | 2.24% | 00.0% | Unchanged |
| BlackRock Inc. | 3,689,894 | $80.8M | 0.00% | +163,596+4.6% | Added |
| Nantahala Capital Management, LLC | 2,850,559 | $62.4M | 3.88% | +193,400+7.3% | Added |
| Frazier Management LLC | 2,772,062 | $60.7M | 4.67% | +1,583,927+133.3% | Added |
| State Street Corp | 2,480,204 | $54.3M | 0.00% | +376,757+17.9% | Added |
| Vanguard Group Inc | 2,337,370 | $51.2M | 0.00% | +167,964+7.7% | Added |
| Avoro Capital Advisors LLC | 2,175,000 | $47.6M | 0.81% | +630,000+40.8% | Added |
| PFM Health Sciences, LP | 2,103,512 | $46.0M | 1.61% | +246,774+13.3% | Added |
| BVF Inc | 2,099,714 | $46.0M | 1.67% | −386,715−15.6% | Reduced |
| Citadel Advisors LLC | 2,018,827 | $44.2M | 0.05% | +175,470+9.5% | Added |
| OrbiMed Advisors LLC | 1,981,300 | $43.4M | 0.56% | +1,790,700+939.5% | Added |
| Wellington Management Group LLP | 1,598,766 | $35.0M | 0.01% | −78,093−4.7% | Reduced |
| 683 Capital Management, LLC | 1,395,492 | $30.5M | 1.45% | +259,592+22.9% | Added |
| Adage Capital Partners GP, L.L.C. | 1,200,000 | $26.3M | 0.05% | −1,666,272−58.1% | Reduced |
| Sphera Funds Management Ltd. | 1,176,585 | $25.8M | 3.06% | +425,982+56.8% | Added |
| Eventide Asset Management, LLC | 1,165,000 | $25.5M | 0.33% | 00.0% | Unchanged |
| HealthCor Management, L.P. | 1,157,560 | $25.3M | 1.40% | −57,110−4.7% | Reduced |
| Aisling Capital Management LP | 1,025,000 | $22.4M | 7.92% | 00.0% | Unchanged |
| Kynam Capital Management, LP | 956,165 | $20.9M | 11.19% | +956,165 | New |
| Sofinnova Investments, Inc. | 951,226 | $20.8M | 1.33% | +537,385+129.9% | Added |
| Dimensional Fund Advisors LP | 793,700 | $17.4M | 0.01% | +145,674+22.5% | Added |
| Barclays PLC | 775,476 | $17.0M | 0.01% | +373,088+92.7% | Added |
| Geode Capital Management, LLC | 764,627 | $16.7M | 0.00% | +31,407+4.3% | Added |
| Palo Alto Investors LP | 598,900 | $13.1M | 0.84% | +154,000+34.6% | Added |
| Norges Bank | 484,900 | $10.6M | 0.00% | +484,900 | New |
| Northern Trust Corp | 453,676 | $9.93M | 0.00% | −4,500−1.0% | Reduced |
| Paradigm Biocapital Advisors LP | 453,091 | $9.92M | 2.83% | +453,091 | New |
| Goldman Sachs Group Inc | 363,661 | $7.96M | 0.00% | +43,553+13.6% | Added |
| Two Sigma Advisers, LP | 354,552 | $7.76M | 0.02% | +12,700+3.7% | Added |
| Point72 Asset Management, L.P. | 353,100 | $7.73M | 0.03% | −107,800−23.4% | Reduced |
| Phoenix Holdings Ltd. | 342,356 | $7.49M | 0.13% | +132,356+63.0% | Added |
| Two Sigma Investments, LP | 322,720 | $7.06M | 0.02% | +212,740+193.4% | Added |
| Woodline Partners LP | 310,377 | $6.79M | 0.10% | −270,931−46.6% | Reduced |
| Charles Schwab Investment Management Inc | 305,996 | $6.70M | 0.00% | +3,469+1.1% | Added |
| Ghost Tree Capital, LLC | 300,000 | $6.57M | 2.51% | −275,000−47.8% | Reduced |
| DAFNA Capital Management LLC | 296,535 | $6.49M | 1.63% | +215,833+267.4% | Added |
| Lord, Abbett & Co. LLC | 288,052 | $6.30M | 0.01% | −2,792−1.0% | Reduced |
| Assenagon Asset Management S.A. | 283,954 | $6.22M | 0.02% | +283,954 | New |
| Morgan Stanley | 277,476 | $6.07M | 0.00% | +24,337+9.6% | Added |
| Acuta Capital Partners, LLC | 206,126 | $4.51M | 1.90% | 00.0% | Unchanged |
| Panagora Asset Management Inc | 200,842 | $4.40M | 0.02% | −3,339−1.6% | Reduced |
| Bank of America Corp | 188,937 | $4.13M | 0.00% | +98,760+109.5% | Added |
| FMR LLC | 187,349 | $4.10M | 0.00% | +187,349 | New |
| Macquarie Group Ltd | 180,991 | $3.96M | 0.00% | 00.0% | Unchanged |
| Affinity Asset Advisors, LLC | 175,000 | $3.83M | 1.63% | +175,000 | New |
| JPMorgan Chase & Co | 170,473 | $3.73M | 0.00% | +95,491+127.4% | Added |
| Bank of New York Mellon Corp | 166,572 | $3.65M | 0.00% | −1,778−1.1% | Reduced |
| Rafferty Asset Management, LLC | 157,832 | $3.46M | 0.02% | +84,100+114.1% | Added |
| UBS Group AG | 140,517 | $3.08M | 0.00% | +70,004+99.3% | Added |
| Nuveen Asset Management, LLC | 163,861 | $2.93M | 0.00% | −10,809−6.2% | Reduced |
| Citigroup Inc | 130,087 | $2.85M | 0.00% | +76,023+140.6% | Added |
| D. E. Shaw & Co., Inc. | 123,303 | $2.70M | 0.00% | −213,843−63.4% | Reduced |
| Walleye Trading LLC | 111,382 | $2.44M | 0.04% | +99,783+860.3% | Added |
| Baker Bros. Advisors LP | 110,729 | $2.42M | 0.01% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 100,000 | $2.19M | 0.98% | +100,000 | New |
| Susquehanna International Group, LLP | 91,528 | $2.00M | 0.00% | −242,278−72.6% | Reduced |
| Gyon Technologies Capital Management, LP | 90,934 | $1.99M | 0.37% | −1,451−1.6% | Reduced |
| Swiss National Bank | 85,300 | $1.87M | 0.00% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 74,230 | $1.62M | 0.00% | +74,230 | New |
| BNP Paribas Arbitrage, SA | 68,399 | $1.50M | 0.00% | +57,779+544.1% | Added |
| Ensign Peak Advisors, Inc | 60,737 | $1.33M | 0.00% | −137,865−69.4% | Reduced |
| State of Wisconsin Investment Board | 58,200 | $1.27M | 0.00% | −16,400−22.0% | Reduced |
| Alps Advisors Inc | 58,179 | $1.27M | 0.01% | −1,414−2.4% | Reduced |
| California State Teachers Retirement System | 57,318 | $1.25M | 0.00% | +1,471+2.6% | Added |
| Rhumbline Advisers | 56,723 | $1.24M | 0.00% | −776−1.3% | Reduced |
| Jump Financial, LLC | 55,613 | $1.22M | 0.08% | +55,613 | New |
| Teachers Retirement System of the State of Kentucky | 50,610 | $1.11M | 0.01% | 00.0% | Unchanged |
| Ghisallo Capital Management LLC | 50,000 | $1.09M | 0.05% | +50,000 | New |
| Caption Management, LLC | 46,226 | $1.01M | 0.06% | +46,226 | New |
| Brookfield Asset Management Inc. | 41,931 | $918.0K | 0.00% | +41,931 | New |
| UBS Asset Management Americas Inc | 38,872 | $850.9K | 0.00% | 00.0% | Unchanged |
| HighVista Strategies LLC | 38,347 | $839.0K | 0.67% | −7,237−15.9% | Reduced |
| Cubist Systematic Strategies, LLC | 37,598 | $823.0K | 0.01% | +21,205+129.4% | Added |
| Ergoteles LLC | 34,997 | $766.0K | 0.03% | −12,071−25.6% | Reduced |
| New York State Common Retirement Fund | 32,371 | $709.0K | 0.00% | −94−0.3% | Reduced |
| Alliancebernstein L.P. | 32,200 | $705.0K | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 31,586 | $691.0K | 0.09% | +31,586 | New |
| Credit Suisse AG | 30,604 | $670.0K | 0.00% | +3,993+15.0% | Added |
| Deutsche Bank AG | 30,083 | $659.0K | 0.00% | +1,366+4.8% | Added |
| Parametric Portfolio Associates LLC | 27,826 | $609.0K | 0.00% | +1,126+4.2% | Added |
| Caas Capital Management LP | 26,376 | $577.0K | 0.05% | +26,376 | New |
| Wells Fargo & Company | 26,162 | $572.0K | 0.00% | +20,711+379.9% | Added |
| Laurion Capital Management LP | 25,000 | $547.0K | 0.01% | +25,000 | New |
| Sigma Planning Corp | 24,590 | $538.0K | 0.02% | −200−0.8% | Reduced |
| DekaBank Deutsche Girozentrale | 25,700 | $534.0K | 0.00% | +700+2.8% | Added |
| American International Group, Inc. | 23,896 | $523.0K | 0.00% | −714−2.9% | Reduced |
| Maven Securities LTD | 23,529 | $515.0K | 0.06% | +23,529 | New |
| Engineers Gate Manager LP | 23,298 | $510.0K | 0.02% | +23,298 | New |
| Manufacturers Life Insurance Company, The | 23,256 | $509.0K | 0.00% | −628−2.6% | Reduced |
| Los Angeles Capital Management LLC | 22,844 | $500.0K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 21,778 | $477.0K | 0.00% | +21,778 | New |
| Principle Wealth Partners LLC | 20,500 | $449.0K | 0.05% | 00.0% | Unchanged |
| Millennium Management LLC | 18,762 | $411.0K | 0.00% | −18,089−49.1% | Reduced |
| Voya Investment Management LLC | 17,793 | $389.0K | 0.00% | −40.0% | Reduced |
| Invesco Ltd. | 17,608 | $386.0K | 0.00% | −2,385−11.9% | Reduced |
| MetLife Investment Management | 17,053 | $373.3K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 16,785 | $367.0K | 0.00% | +634+3.9% | Added |
| Voloridge Investment Management, LLC | 13,829 | $303.0K | 0.00% | +13,829 | New |
| Metropolitan Life Insurance Co | 13,057 | $285.8K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 12,798 | $280.0K | 0.00% | +849+7.1% | Added |