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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, Q2 2024

Institutional positions in Syndax Pharmaceuticals Inc as of Jun 30, 2024. 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
196
+8 vs. Q1 2024
Shares held
87.4M
−2.85M (−3.2%) vs. Q1 2024
Total value
$1.79B
−$353.3M (−16.5%) vs. Q1 2024
New holders
26
87 more added
Sold out
18
59 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2024: 196 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 heldQ2 2024: $1.79B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Syndax Pharmaceuticals Inc; share changes are against Q1 2024.

Institutions holding SNDX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd5$00.00%00.0%Unchanged
Rothschild Investment LLC25$5130.00%+20+400.0%Added
Massmutual Trust Co FSB46$9440.00%−10−17.9%Reduced
Innealta Capital, LLC48$9850.00%+48New
Beaird Harris Wealth Management, LLC62$1.26K0.00%+62New
GAMMA Investing LLC90$1.85K0.00%+21+30.4%Added
Washington Trust Advisors, Inc.107$2.20K0.00%00.0%Unchanged
Farther Finance Advisors, LLC130$2.80K0.00%+70+116.7%Added
Meeder Asset Management Inc213$4.37K0.00%+27+14.5%Added
CarsonAllaria Wealth Management, Ltd.218$4.48K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC231$4.74K0.00%00.0%Unchanged
Redwood Wealth Management Group, LLC250$5.13K0.00%+250New
Smartleaf Asset Management LLC253$5.14K0.00%+228+912.0%Added
Daiwa Securities Group Inc.314$6.00K0.00%00.0%Unchanged
Global Retirement Partners, LLC315$6.47K0.00%00.0%Unchanged
Parallel Advisors, LLC361$7.41K0.00%−124−25.6%Reduced
Allworth Financial LP354$8.17K0.00%00.0%Unchanged
Lindbrook Capital, LLC779$16.0K0.00%−23−2.9%Reduced
Mather Group, LLC.750$17.8K0.00%+750New
Comerica Bank951$19.5K0.00%00.0%Unchanged
Pacer Advisors, Inc.1,012$20.8K0.00%−722−41.6%Reduced
Nisa Investment Advisors, LLC1,012$20.8K0.00%+908+873.1%Added
EntryPoint Capital, LLC1,090$22.4K0.01%−7,546−87.4%Reduced
Northwestern Mutual Wealth Management Co1,300$26.7K0.00%+1,300New
The PNC Financial Services Group, Inc.1,509$31.0K0.00%+546+56.7%Added
nVerses Capital, LLC1,600$32.8K0.02%+1,600New
MeadowBrook Investment Advisors LLC1,700$34.9K0.03%00.0%Unchanged
CWM, LLC1,702$35.0K0.00%−22−1.3%Reduced
Group One Trading, L.P.2,318$47.6K0.00%+1,555+203.8%Added
Quadrant Capital Group LLC2,492$51.2K0.00%−75−2.9%Reduced
Mirae Asset Global Investments Co., Ltd.2,537$51.6K0.00%−37,731−93.7%Reduced
Amalgamated Bank2,766$57.0K0.00%+106+4.0%Added
Catalyst Funds Management Pty Ltd2,800$57.5K0.02%+2,800New
KBC Group NV3,395$70.0K0.00%+3,395New
Advisor Group Holdings, Inc.3,544$72.8K0.00%+852+31.6%Added
Signaturefd, LLC3,734$76.7K0.00%−190−4.8%Reduced
Virtus ETF Advisers LLC4,373$89.8K0.04%+14+0.3%Added
BNP Paribas Arbitrage, SA4,436$91.1K0.00%−41,166−90.3%Reduced
Simplex Trading, LLC5,873$120.0K0.00%−5,756−49.5%Reduced
Quarry LP6,125$125.7K0.05%+2,625+75.0%Added
Ameritas Investment Partners, Inc.7,858$161.3K0.01%00.0%Unchanged
US Bancorp7,918$162.6K0.00%−228−2.8%Reduced
Royal Bank of Canada8,215$169.0K0.00%+6,229+313.6%Added
Exchange Traded Concepts, LLC9,595$197.0K0.01%−2,985−23.7%Reduced
American Century Companies Inc9,803$201.3K0.00%+9,803New
China Universal Asset Management Co., Ltd.9,984$205.0K0.03%−6,354−38.9%Reduced
Wedbush Securities Inc10,000$205.0K0.01%00.0%Unchanged
Farallon Capital Management, L.L.C.10,000$205.3K0.00%00.0%Unchanged
Victory Capital Management Inc10,340$212.3K0.00%−265−2.5%Reduced
Point72 (DIFC) Ltd10,737$220.4K0.02%+10,737New
E Fund Management Co., Ltd.10,806$221.8K0.01%−6,832−38.7%Reduced
Point72 Asia (Singapore) Pte. Ltd.11,404$234.1K0.05%+11,404New
Zurcher Kantonalbank (Zurich Cantonalbank)12,235$251.2K0.00%−6,057−33.1%Reduced
DnB Asset Management AS13,172$270.4K0.00%+3,804+40.6%Added
Russell Investments Group, Ltd.13,283$272.7K0.00%+2,871+27.6%Added
Wolverine Trading, LLC13,286$272.8K0.00%+13,286New
Quest Partners LLC13,635$279.9K0.04%+7,928+138.9%Added
Public Employees Retirement Association of Colorado13,746$282.0K0.00%−2,478−15.3%Reduced
Principal Financial Group Inc14,167$290.8K0.00%−4,662−24.8%Reduced
Tower Research Capital LLC (TRC)15,655$321.4K0.01%+14,998+2,282.8%Added
Teacher Retirement System of Texas16,795$345.0K0.00%−194−1.1%Reduced
CWM Advisors, LLC17,290$355.0K0.04%+2,258+15.0%Added
Creative Planning18,428$378.3K0.00%+3,962+27.4%Added
Sigma Planning Corp18,935$388.7K0.01%−900−4.5%Reduced
State Board of Administration of Florida Retirement System18,968$389.4K0.00%+5,750+43.5%Added
Y-Intercept (Hong Kong) Ltd19,386$398.0K0.02%+19,386New
Great West Life Assurance Co20,662$424.0K0.00%+13,480+187.7%Added
Arizona State Retirement System21,407$439.5K0.00%+430+2.0%Added
AQR Capital Management LLC27,273$559.9K0.00%−25,943−48.8%Reduced
DekaBank Deutsche Girozentrale28,300$564.0K0.00%00.0%Unchanged
STRS Ohio28,200$578.9K0.00%+2,900+11.5%Added
Allianz Asset Management GmbH30,300$622.1K0.00%00.0%Unchanged
SG Americas Securities, LLC31,051$637.0K0.00%+31,051New
Wells Fargo & Company31,169$639.9K0.00%+1,996+6.8%Added
ProShare Advisors LLC31,600$648.7K0.00%+11,488+57.1%Added
Campbell & CO Investment Adviser LLC33,123$680.0K0.06%+33,123New
Profund Advisors LLC33,231$682.2K0.03%−25,016−42.9%Reduced
Citigroup Inc36,352$746.3K0.00%−288,577−88.8%Reduced
FMR LLC36,871$757.0K0.00%+2,801+8.2%Added
Jump Financial, LLC37,500$769.9K0.02%+37,500New
Janus Henderson Group PLC39,335$807.7K0.00%−9,613−19.6%Reduced
Clearline Capital LP42,195$866.3K0.08%+42,195New
NVWM, LLC42,700$876.6K0.23%−262−0.6%Reduced
HSBC Holdings PLC43,597$883.9K0.00%+4,006+10.1%Added
PEAK6 Investments LLC43,213$887.2K0.04%+20,172+87.5%Added
Corebridge Financial, Inc.44,207$907.6K0.00%+44,207New
New York State Common Retirement Fund45,098$925.9K0.00%−2,477−5.2%Reduced
SEI Investments Co45,928$943.0K0.00%+5,465+13.5%Added
Tudor Investment Corp Et Al47,153$968.1K0.01%+47,153New
Mirae Asset Global ETFs Holdings Ltd.47,373$971.2K0.00%+47,373New
MetLife Investment Management47,554$976.3K0.01%+7,230+17.9%Added
Price T Rowe Associates Inc48,198$990.0K0.00%+3,688+8.3%Added
Artia Global Partners LP48,263$990.8K0.25%+48,263New
Manufacturers Life Insurance Company, The48,668$999.2K0.00%+6,755+16.1%Added
Invesco Ltd.50,061$1.03M0.00%+1,226+2.5%Added
Jennison Associates LLC51,334$1.05M0.00%+1,164+2.3%Added
State of Wisconsin Investment Board52,287$1.07M0.00%+11,086+26.9%Added
Deutsche Bank AG53,189$1.09M0.00%−3,086−5.5%Reduced
Fox Run Management, L.L.C.55,835$1.15M0.22%+55,835New
Nicholas Investment Partners, LP62,366$1.28M0.13%+62,366New