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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 2022

Institutional positions in Syndax Pharmaceuticals Inc as of Mar 31, 2022. 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
136
+4 vs. Q4 2021
Shares held
54.6M
+2.14M (+4.1%) vs. Q4 2021
Total value
$948.4M
−$198.6M (−17.3%) vs. Q4 2021
New holders
27
53 more added
Sold out
23
31 more reduced

Compare with Q4 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.

Institutional holdersQ1 2022: 136 institutions
Q1 2021: 130 institutionsQ2 2021: 115 institutionsQ3 2021: 123 institutionsQ4 2021: 132 institutionsQ1 2022: 136 institutionsQ2 2022: 121 institutionsQ3 2022: 139 institutionsQ4 2022: 160 institutionsQ1 2023: 163 institutionsQ2 2023: 166 institutionsQ3 2023: 175 institutionsQ4 2023: 177 institutionsQ1 2024: 189 institutionsQ2 2024: 196 institutionsQ3 2024: 210 institutionsQ4 2024: 216 institutionsQ1 2025: 219 institutionsQ2 2025: 217 institutionsQ3 2025: 227 institutionsQ4 2025: 230 institutionsQ1 2026: 247 institutionsQ2 2026: 242 institutions
Value heldQ1 2022: $948.4M
Q1 2021: $1.08BQ2 2021: $861.9MQ3 2021: $938.0MQ4 2021: $1.15BQ1 2022: $948.4MQ2 2022: $1.06BQ3 2022: $1.44BQ4 2022: $1.82BQ1 2023: $1.54BQ2 2023: $1.48BQ3 2023: $1.03BQ4 2023: $1.92BQ1 2024: $2.15BQ2 2024: $1.79BQ3 2024: $1.71BQ4 2024: $1.30BQ1 2025: $1.24BQ2 2025: $952.6MQ3 2025: $1.56BQ4 2025: $2.10BQ1 2026: $2.32BQ2 2026: $2.36B
Institutions holding SNDX and their total value by quarter
QuarterHoldersValue
Q2 2026242$2.36B
Q1 2026247$2.32B
Q4 2025230$2.10B
Q3 2025227$1.56B
Q2 2025217$952.6M
Q1 2025219$1.24B
Q4 2024216$1.30B
Q3 2024210$1.71B
Q2 2024196$1.79B
Q1 2024189$2.15B
Q4 2023177$1.92B
Q3 2023175$1.03B
Q2 2023166$1.48B
Q1 2023163$1.54B
Q4 2022160$1.82B
Q3 2022139$1.44B
Q2 2022121$1.06B
Q1 2022136$948.4M
Q4 2021132$1.15B
Q3 2021123$938.0M
Q2 2021115$861.9M
Q1 2021130$1.08B

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding Syndax Pharmaceuticals Inc; share changes are against Q4 2021.

Institutions holding SNDX in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Avidity Partners Management LP4,823,400$83.8M1.86%00.0%Unchanged
BlackRock Inc.3,798,150$66.0M0.00%+108,256+2.9%Added
Frazier Life Sciences Management, L.P.3,195,403$55.5M4.73%+3,195,403New
Nantahala Capital Management, LLC2,692,303$46.8M3.24%−158,256−5.6%Reduced
Vanguard Group Inc2,432,438$42.3M0.00%+95,068+4.1%Added
BVF Inc2,394,714$41.6M1.66%+295,000+14.0%Added
State Street Corp2,380,337$41.4M0.00%−99,867−4.0%Reduced
Avoro Capital Advisors LLC2,220,500$38.6M0.70%+45,500+2.1%Added
OrbiMed Advisors LLC2,158,300$37.5M0.61%+177,000+8.9%Added
PFM Health Sciences, LP2,043,377$35.5M1.37%−60,135−2.9%Reduced
Kynam Capital Management, LP1,932,800$33.6M10.92%+976,635+102.1%Added
Wellington Management Group LLP1,833,930$31.9M0.01%+235,164+14.7%Added
Citadel Advisors LLC1,825,440$31.7M0.04%−193,387−9.6%Reduced
683 Capital Management, LLC1,581,653$27.5M1.63%+186,161+13.3%Added
Sphera Funds Management Ltd.1,277,413$22.2M3.72%+100,828+8.6%Added
HealthCor Management, L.P.1,180,500$20.5M1.42%+22,940+2.0%Added
Eventide Asset Management, LLC1,165,000$20.2M0.32%00.0%Unchanged
Adage Capital Partners GP, L.L.C.1,078,641$18.7M0.04%−121,359−10.1%Reduced
Aisling Capital Management LP1,025,000$17.8M9.61%00.0%Unchanged
Dimensional Fund Advisors LP884,334$15.4M0.00%+90,634+11.4%Added
Geode Capital Management, LLC855,415$14.9M0.00%+90,788+11.9%Added
Sofinnova Investments, Inc.717,064$12.5M1.05%−234,162−24.6%Reduced
Paradigm Biocapital Advisors LP701,356$12.2M3.22%+248,265+54.8%Added
Morgan Stanley697,701$12.1M0.00%+420,225+151.4%Added
Palo Alto Investors LP612,600$10.6M0.82%+13,700+2.3%Added
Phoenix Holdings Ltd.525,856$9.14M0.16%+183,500+53.6%Added
Northern Trust Corp486,228$8.45M0.00%+32,552+7.2%Added
Norges Bank484,900$8.43M0.00%00.0%Unchanged
Millennium Management LLC426,113$7.41M0.01%+407,351+2,171.1%Added
Goldman Sachs Group Inc408,263$7.09M0.00%+44,602+12.3%Added
DAFNA Capital Management LLC371,987$6.46M1.68%+75,452+25.4%Added
Two Sigma Advisers, LP368,352$6.40M0.02%+13,800+3.9%Added
Point72 Asset Management, L.P.360,000$6.26M0.03%+6,900+2.0%Added
Charles Schwab Investment Management Inc341,304$5.93M0.00%+35,308+11.5%Added
Lord, Abbett & Co. LLC293,349$5.10M0.01%+5,297+1.8%Added
JPMorgan Chase & Co239,829$4.17M0.00%+69,356+40.7%Added
Ghost Tree Capital, LLC225,000$3.91M1.94%−75,000−25.0%Reduced
Two Sigma Investments, LP224,058$3.89M0.01%−98,662−30.6%Reduced
UBS Group AG215,164$3.74M0.00%+74,647+53.1%Added
Panagora Asset Management Inc209,835$3.65M0.02%+8,993+4.5%Added
Acuta Capital Partners, LLC206,126$3.58M1.70%00.0%Unchanged
FMR LLC188,743$3.28M0.00%+1,394+0.7%Added
Renaissance Technologies LLC182,100$3.17M0.00%+182,100New
Macquarie Group Ltd180,991$3.15M0.00%00.0%Unchanged
Bank of New York Mellon Corp176,391$3.07M0.00%+9,819+5.9%Added
Nuveen Asset Management, LLC163,590$2.77M0.00%−271−0.2%Reduced
Rafferty Asset Management, LLC130,479$2.27M0.01%−27,353−17.3%Reduced
Voloridge Investment Management, LLC121,031$2.10M0.01%+107,202+775.2%Added
Susquehanna International Group, LLP115,094$2.00M0.00%+23,566+25.7%Added
Bank of America Corp113,655$1.98M0.00%−75,282−39.8%Reduced
Baker Bros. Advisors LP110,729$1.92M0.01%00.0%Unchanged
Marshall Wace, LLP109,618$1.91M0.00%+97,981+842.0%Added
Silverarc Capital Management, LLC101,447$1.76M0.96%+1,447+1.4%Added
Allianz Asset Management GmbH99,510$1.73M0.00%+25,280+34.1%Added
Swiss National Bank93,400$1.62M0.00%+8,100+9.5%Added
Barclays PLC74,234$1.29M0.00%−701,242−90.4%Reduced
Dark Forest Capital Management LP67,430$1.17M0.27%+67,430New
Crestline Management, LP63,516$1.10M0.14%+63,516New
Ensign Peak Advisors, Inc60,737$1.05M0.00%00.0%Unchanged
State of Wisconsin Investment Board58,200$1.01M0.00%00.0%Unchanged
Rhumbline Advisers58,239$1.01M0.00%+1,516+2.7%Added
Teachers Retirement System of the State of Kentucky57,994$1.01M0.01%+7,384+14.6%Added
Cubist Systematic Strategies, LLC57,804$1.00M0.01%+20,206+53.7%Added
Alps Advisors Inc56,536$983.0K0.01%−1,643−2.8%Reduced
Tekla Capital Management LLC56,480$982.0K0.03%+56,480New
California State Teachers Retirement System54,994$956.0K0.00%−2,324−4.1%Reduced
Gyon Technologies Capital Management, LP47,253$821.0K0.58%−43,681−48.0%Reduced
Gsa Capital Partners LLP43,300$753.0K0.10%+43,300New
HRT Financial LP43,145$749.0K0.01%+43,145New
Qube Research & Technologies Ltd42,073$731.0K0.01%+42,073New
Jump Financial, LLC41,800$726.0K0.03%−13,813−24.8%Reduced
Algert Global LLC41,534$722.0K0.05%+9,948+31.5%Added
Engineers Gate Manager LP40,804$709.0K0.03%+17,506+75.1%Added
UBS Asset Management Americas Inc38,872$675.6K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA37,859$658.0K0.00%−30,540−44.6%Reduced
New York State Common Retirement Fund32,394$563.0K0.00%+23+0.1%Added
Alliancebernstein L.P.32,300$561.0K0.00%+100+0.3%Added
Deutsche Bank AG31,073$540.0K0.00%+990+3.3%Added
Credit Suisse AG29,639$516.0K0.00%−965−3.2%Reduced
DekaBank Deutsche Girozentrale28,300$488.0K0.00%+2,600+10.1%Added
Jacobs Levy Equity Management, Inc27,664$481.0K0.00%+27,664New
MetLife Investment Management27,029$469.8K0.00%+9,976+58.5%Added
Susquehanna Fundamental Investments, LLC26,666$463.0K0.01%+26,666New
Dynamic Technology Lab Private Ltd25,913$450.0K0.05%+25,913New
Sigma Planning Corp24,590$427.0K0.01%00.0%Unchanged
SG Americas Securities, LLC24,499$426.0K0.00%+18,975+343.5%Added
American International Group, Inc.24,369$424.0K0.00%+473+2.0%Added
Citigroup Inc24,186$421.0K0.00%−105,901−81.4%Reduced
AQR Capital Management LLC23,751$413.0K0.00%+23,751New
STRS Ohio23,500$408.0K0.00%+23,500New
Los Angeles Capital Management LLC22,844$397.0K0.00%00.0%Unchanged
Parametric Portfolio Associates LLC20,981$365.0K0.00%−6,845−24.6%Reduced
Principle Wealth Partners LLC20,500$356.0K0.04%00.0%Unchanged
ExodusPoint Capital Management, LP19,673$342.0K0.00%+19,673New
Manufacturers Life Insurance Company, The19,297$335.4K0.00%−3,959−17.0%Reduced
Victory Capital Management Inc19,826$332.0K0.00%+19,826New
Voya Investment Management LLC17,793$309.0K0.00%00.0%Unchanged
Invesco Ltd.17,756$308.0K0.00%+148+0.8%Added
Corton Capital Inc.16,925$294.0K0.13%+16,925New
ProShare Advisors LLC14,636$254.0K0.00%−2,149−12.8%Reduced