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SNDX SYNDAX PHARMACEUTICALS INC

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COM (common), issuer CIK 1395937

227 managers (230 13F filers) reported a position in SNDX shares at 2025-12-31, 99,957,702 shares in all. 27 filers opened a position and 27 filers sold out during the quarter.

Managers
227
13F filers
230
New
27
Added
83
Reduced
80
Sold out
27
Shares held by filers
99,957,702

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q4 2025

Filers in the available 13F reports with a share position at 2025-12-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
COMERICA BANK719$15.1K<0.01%013F-HRTimeline
Farther Finance Advisors, LLC541$11.4K<0.01%+50413F-HRTimeline
Rockefeller Capital Management L.P.in group Rockefeller Capital Managemen…472$9.92K<0.01%new13F-HR/ATimelineGroup
Jefferies Financial Group Inc.in group Jefferies Financial Group Inc.413$8.68K<0.01%-8,58713F-HRTimelineGroup
Steward Partners Investment Advisory, L…331$6.95K<0.01%+10013F-HRTimeline
Truvestments Capital LLC331$6.95K<0.01%013F-HRTimeline
Arax Advisory Partners317$6.66K<0.01%-4,58013F-HRTimeline
C M BIDWELL & ASSOCIATES LTD308$6.47K<0.01%013F-HRTimeline
GAMMA Investing LLC280$5.88K<0.01%+9513F-HRTimeline
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP275$5.78K<0.01%013F-HRTimelineGroup
Global Retirement Partners, LLC269$5.64K<0.01%+11113F-HRTimeline
True Wealth Design, LLC261$5.48K<0.01%+5213F-HRTimeline
Sunbelt Securities, Inc.260$5.46K<0.01%+3013F-HRTimeline
Daiwa Securities Group Inc.in group Daiwa Securities Group Inc.244$5K<0.01%-7013F-HRTimelineGroup
SBI Securities Co., Ltd.203$4.26K<0.01%+113F-HRTimeline
Optiver Holding B.V.in group Optiver Holding B.V.168$3.53K<0.01%-55113F-HRTimelineGroup
BROWN BROTHERS HARRIMAN & COin group BROWN BROTHERS HARRIMAN & CO128$2.69K<0.01%013F-HRTimelineGroup
ROTHSCHILD INVESTMENT LLC125$2.63K<0.01%+3013F-HRTimeline
Avion Wealth100$2K<0.01%013F-HRTimeline
BELLEVUE ASSET MANAGEMENT, LLC79$1.66K<0.01%013F-HRTimeline
MassMutual Private Wealth & Trust, FSB71$1.49K<0.01%013F-HRTimeline
SJS Investment Consulting Inc.55$1.16K<0.01%new13F-HRTimeline
ASSETMARK, INCin group ASSETMARK, INC40$840<0.01%013F-HRTimelineGroup
Clearstead Advisors, LLC35$736<0.01%-5313F-HRTimeline
Basecamp Wealth Advisors LLC9$189<0.01%13F-HRTimeline
QUADRANT CAPITAL GROUP LLC3$64<0.01%013F-HRTimeline
Covestor Ltd8$00%013F-HRTimelineValue filed as zero, left out of ratios.