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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, Q3 2022

Institutional positions in Syndax Pharmaceuticals Inc as of Sep 30, 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
139
+18 vs. Q2 2022
Shares held
59.9M
+4.67M (+8.4%) vs. Q2 2022
Total value
$1.44B
+$376.7M (+35.5%) vs. Q2 2022
New holders
30
61 more added
Sold out
12
27 more reduced

Compare with Q2 2022: 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 holdersQ3 2022: 139 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 heldQ3 2022: $1.44B
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, Q3 2022

Shares, value and share of portfolio for each institution holding Syndax Pharmaceuticals Inc; share changes are against Q2 2022.

Institutions holding SNDX in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Avidity Partners Management LP5,586,900$134.3M2.92%+136,900+2.5%Added
Wellington Management Group LLP4,387,440$105.4M0.02%+1,180,574+36.8%Added
BlackRock Inc.4,139,617$99.5M0.00%+343,708+9.1%Added
Frazier Life Sciences Management, L.P.3,412,838$82.0M6.31%+217,435+6.8%Added
Vanguard Group Inc2,802,299$67.3M0.00%+21,396+0.8%Added
State Street Corp2,617,437$62.9M0.00%+181,920+7.5%Added
Kynam Capital Management, LP2,272,915$54.6M11.54%−239,325−9.5%Reduced
Avoro Capital Advisors LLC2,222,222$53.4M0.99%00.0%Unchanged
OrbiMed Advisors LLC2,006,500$48.2M0.96%−316,800−13.6%Reduced
BVF Inc1,798,085$43.2M1.78%−558,849−23.7%Reduced
Jennison Associates LLC1,649,795$39.6M0.04%+1,649,795New
Nantahala Capital Management, LLC1,375,428$33.1M3.24%−1,287,659−48.4%Reduced
Citadel Advisors LLC1,366,771$32.8M0.04%−362,281−21.0%Reduced
PFM Health Sciences, LP1,289,073$31.0M1.18%+708,305+122.0%Added
Adage Capital Partners GP, L.L.C.1,250,000$30.0M0.07%+12,700+1.0%Added
Eversept Partners, LP1,211,434$29.1M3.45%+217,072+21.8%Added
683 Capital Management, LLC1,130,000$27.2M2.19%−451,653−28.6%Reduced
Dimensional Fund Advisors LP1,122,452$27.0M0.01%+161,346+16.8%Added
Paradigm Biocapital Advisors LP1,085,142$26.1M3.67%+208,986+23.9%Added
Aisling Capital Management LP1,025,000$24.6M16.36%00.0%Unchanged
Geode Capital Management, LLC968,129$23.3M0.00%+60,273+6.6%Added
T. Rowe Price Investment Management, Inc.923,226$22.2M0.02%+923,226New
HealthCor Management, L.P.859,240$20.6M2.58%−64,160−6.9%Reduced
Sphera Funds Management Ltd.822,696$19.8M3.50%−316,633−27.8%Reduced
Woodline Partners LP789,273$19.0M0.28%+789,273New
Commodore Capital LP738,110$17.7M2.85%+738,110New
Foresite Capital Management IV, LLC690,000$16.6M5.33%+690,000New
JPMorgan Chase & Co616,251$14.8M0.00%+21,949+3.7%Added
Palo Alto Investors LP612,600$14.7M1.16%00.0%Unchanged
Goldman Sachs Group Inc568,081$13.7M0.00%+21,842+4.0%Added
Citigroup Inc530,986$12.8M0.02%+67,007+14.4%Added
Sofinnova Investments, Inc.525,002$12.6M0.80%+111,574+27.0%Added
Northern Trust Corp503,962$12.1M0.00%+16,049+3.3%Added
Charles Schwab Investment Management Inc385,121$9.26M0.00%+28,216+7.9%Added
Two Sigma Advisers, LP371,752$8.93M0.03%+18,900+5.4%Added
DAFNA Capital Management LLC355,487$8.54M2.30%−15,500−4.2%Reduced
Lord, Abbett & Co. LLC334,963$8.05M0.03%+20,049+6.4%Added
Acuta Capital Partners, LLC324,614$7.80M3.47%+119,611+58.3%Added
Bank of America Corp302,128$7.26M0.00%+226,494+299.5%Added
UBS Group AG285,532$6.86M0.00%−31,143−9.8%Reduced
Ameriprise Financial Inc276,731$6.65M0.00%+276,731New
Barclays PLC275,759$6.63M0.01%+271,168+5,906.5%Added
Ensign Peak Advisors, Inc211,368$5.08M0.01%+85,177+67.5%Added
Ghost Tree Capital, LLC200,000$4.81M1.96%−25,000−11.1%Reduced
Bank of New York Mellon Corp189,194$4.55M0.00%+22,007+13.2%Added
Norges Bank188,200$4.52M0.00%+188,200New
Macquarie Group Ltd180,000$4.35M0.01%−991−0.5%Reduced
Nuveen Asset Management, LLC165,877$3.99M0.00%+350.0%Added
FMR LLC165,873$3.99M0.00%+40,217+32.0%Added
Morgan Stanley158,571$3.81M0.00%−133,106−45.6%Reduced
Rafferty Asset Management, LLC146,382$3.52M0.04%+68,478+87.9%Added
D. E. Shaw & Co., Inc.128,028$3.08M0.01%+128,028New
Swiss National Bank113,300$2.72M0.00%+8,100+7.7%Added
Baker Bros. Advisors LP110,729$2.66M0.02%00.0%Unchanged
Alliancebernstein L.P.108,820$2.62M0.00%+66,420+156.7%Added
Prudential Financial Inc105,670$2.54M0.00%+105,670New
Voya Investment Management LLC94,513$2.27M0.00%+75,293+391.7%Added
Rhumbline Advisers78,788$1.89M0.00%+7,522+10.6%Added
EAM Global Investors LLC76,622$1.84M0.49%+76,622New
Invesco Ltd.76,391$1.84M0.00%+53,856+239.0%Added
Panagora Asset Management Inc68,803$1.65M0.01%−138,015−66.7%Reduced
BNP Paribas Arbitrage, SA66,277$1.59M0.00%+53,665+425.5%Added
Crestline Management, LP63,551$1.53M0.21%+3,000+5.0%Added
California State Teachers Retirement System62,140$1.49M0.00%+1,678+2.8%Added
ExodusPoint Capital Management, LP58,466$1.41M0.02%−1,891−3.1%Reduced
Susquehanna International Group, LLP56,089$1.35M0.00%+56,089New
EAM Investors, LLC52,168$1.25M0.27%+52,168New
Algert Global LLC48,900$1.18M0.07%−5,814−10.6%Reduced
State of Wisconsin Investment Board46,213$1.11M0.00%+2,639+6.1%Added
Martingale Asset Management L P45,636$1.10M0.02%+35,511+350.7%Added
Susquehanna Fundamental Investments, LLC45,244$1.09M0.02%+45,244New
Credit Suisse AG45,199$1.09M0.00%+12,467+38.1%Added
UBS Asset Management Americas Inc43,303$1.04M0.00%−2,954−6.4%Reduced
Ziegler Capital Management, LLC41,613$1.00M0.04%−244−0.6%Reduced
Teachers Retirement System of the State of Kentucky40,734$979.0K0.01%+40,734New
New York State Common Retirement Fund37,362$898.0K0.00%+2,214+6.3%Added
HighVista Strategies LLC37,104$892.0K0.51%+37,104New
Connor, Clark & Lunn Investment Management Ltd.35,812$861.0K0.01%+35,812New
Gyon Technologies Capital Management, LP32,969$792.0K0.25%−45,213−57.8%Reduced
Alps Advisors Inc30,852$741.0K0.01%−2,504−7.5%Reduced
DekaBank Deutsche Girozentrale28,300$687.0K0.00%00.0%Unchanged
Victory Capital Management Inc28,064$675.0K0.00%+6,656+31.1%Added
MetLife Investment Management27,029$649.5K0.01%00.0%Unchanged
Deutsche Bank AG26,880$646.0K0.00%−5,584−17.2%Reduced
Sigma Planning Corp25,640$616.0K0.02%+1,800+7.6%Added
Caxton Associates LP25,576$615.0K0.11%+25,576New
American International Group, Inc.25,261$607.0K0.00%+1,040+4.3%Added
STRS Ohio24,900$598.0K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.23,490$565.0K0.00%+7,255+44.7%Added
SG Americas Securities, LLC22,866$549.0K0.01%−6,441−22.0%Reduced
AQR Capital Management LLC21,929$527.0K0.00%−13,429−38.0%Reduced
Voloridge Investment Management, LLC21,563$518.0K0.00%+11,141+106.9%Added
BIT Capital GmbH20,761$498.9K0.10%+20,761New
Assenagon Asset Management S.A.20,121$484.0K0.00%−190,623−90.5%Reduced
Manufacturers Life Insurance Company, The20,034$481.4K0.00%−401−2.0%Reduced
Legal & General Group Plc19,216$462.0K0.00%+1,744+10.0%Added
American Century Companies Inc16,695$401.0K0.00%+16,695New
SEI Investments Co16,028$385.0K0.00%+16,028New
Allianz Asset Management GmbH16,000$384.0K0.00%−92,655−85.3%Reduced
Teacher Retirement System of Texas15,745$378.0K0.00%+15,745New