$SNDX is held by 10 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 6.65%, with an average of 1.44% of portfolio. Largest holder: Kingdon Capital Management, L.l.c. at 6.65%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.
SYNDAX PHARMACEUTICALS INC
13F holders
244
Net 13F flow · Q
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Insider buys · 90d
0
Insider net · 90d
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Congress · 90d
0
Convergence
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Institutional holders
Top 10 of 244 · Source: 13F-HR01
Gates Foundation Trust
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02
Caldwell Investment Management Ltd.
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03
Kynam Capital Management, LP
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04
Section 32 GP 1, LLC
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05
State Street
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06
Axa S.a.
—
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07
Point72 Asset Management, L.P.
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08
Northeast Financial Consultants Inc
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09
Geneva Capital Management LLC
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10
Mill Road Capital Management LLC
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Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.
Smart Money · top-200 alpha cohort
10 holders · Q1 202601
Kingdon Capital Management, L.l.c.
6.65% ↑ +0.8pp
α +12.8pts
02
Fidelis Capital Partners, LLC
5.45% NEW
α +19.5pts
03
Soleus Capital Management, L.P.
1.63% held
α +16.0pts
04
Sectoral Asset Management Inc.
0.65% NEW
α +39.3pts
05
ADAR1 Capital Management, LLC
0.02% held
α +74.0pts
06
WINTON GROUP Ltd
0.01% held
α +27.0pts
07
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.00% held
α +27.5pts
08
Citigroup Inc.
0.00% held
α +26.3pts
09
Wellington Management Group LLP
0.00% held
α +10.5pts
10
Nisa Investment Advisors, LLC
0.00% held
α +16.6pts
Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.
Insider activity · last 90 days
No insider activity
No Form 4 filings on record for $SNDX in the recent window.
Congress trades · last 90 days
No Congress trades
No STOCK Act filings reference $SNDX in the recent window.
Convergence · Pattern Engine ships in v1.1
30-day windowIn development
Convergence detection for $SNDX lands with the Pattern Engine.
Once the Pattern Engine ships, this section will surface every active convergence event involving $SNDX — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.
Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 09:38 UTC.