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Syndax Pharmaceuticals

229 hedge funds and large institutions have $2.1B invested in Syndax Pharmaceuticals in 2025 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 83 increasing their positions, 80 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

108% more call options, than puts

Call options by funds: $30M | Put options by funds: $14.4M

35% more capital invested

Capital invested by funds: $1.56B → $2.1B (+$543M)

22% more first-time investments, than exits

New positions opened: 33 | Existing positions closed: 27

10% more funds holding in top 10

Funds holding in top 10: 1011 (+1)

4% more repeat investments, than reductions

Existing positions increased: 83 | Existing positions reduced: 80

1% more funds holding

Funds holding: 227229 (+2)

2.44% less ownership

Funds ownership: 117.38%114.94% (-2.4%)

Holders
229
Holders Change
+2
Holders Change %
+0.88%
% of All Funds
2.78%
Holding in Top 10
11
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+10%
% of All Funds
0.13%
New
33
Increased
83
Reduced
80
Closed
27
Calls
$30M
Puts
$14.4M
Net Calls
+$15.6M
Net Calls Change
+$3.08M
Name Holding Trade Value Shares
Change
Change in
Stake
Barclays
51
Barclays
United Kingdom
$6.61M -$582K -33,389 -10%
PFCS
52
Pale Fire Capital SE
Czech Republic
$5.98M +$4.96M +284,460 New
Ameriprise
53
Ameriprise
Minnesota
$5.94M +$3.26M +187,144 +196%
DCM
54
DAFNA Capital Management
California
$5.84M -$3.89M -222,847 -45%
SGA
55
Sector Gamma AS
Norway
$5.3M +$720K +41,248 +20%
PHS
56
PFM Health Sciences
California
$5.1M -$236K -13,521 -5%
Capital Fund Management (CFM)
57
Capital Fund Management (CFM)
France
$4.91M -$1.87M -107,323 -31%
Canada Pension Plan Investment Board
58
Canada Pension Plan Investment Board
Ontario, Canada
$4.82M
PFPG
59
Pinnacle Financial Partners (Georgia)
Georgia
$4.34M +$3.6M +206,601 New
VIG
60
Vienna Insurance Group
Poland
$4.2M
IHAM
61
Integral Health Asset Management
New York
$4.2M +$3.49M +200,000 New
Citadel Advisors
62
Citadel Advisors
Florida
$3.87M -$6.32M -362,265 -66%
HWAM
63
Hennion & Walsh Asset Management
New Jersey
$3.86M +$2.25M +129,104 +236%
NAMI
64
Nomura Asset Management International
Pennsylvania
$3.78M +$3.14M +180,000 New
Hudson Bay Capital Management
65
Hudson Bay Capital Management
Connecticut
$3.47M -$1.48M -85,000 -34%
JF
66
Jump Financial
Illinois
$3.44M +$545K +31,214 +24%
Rafferty Asset Management
67
Rafferty Asset Management
New York
$3.4M +$351K +20,121 +14%
Swiss National Bank
68
Swiss National Bank
Switzerland
$3.39M +$50.6K +2,900 +2%
Wells Fargo
69
Wells Fargo
California
$3.38M +$1.81M +103,934 +183%
Invesco
70
Invesco
Georgia
$3.37M +$479K +27,434 +21%
SEI Investments
71
SEI Investments
Pennsylvania
$3.35M +$2.03M +116,190 +267%
YIH
72
Y-Intercept (HK)
Hong Kong
$3.28M +$961K +55,065 +55%
UBS AM
73
UBS AM
Illinois
$2.99M +$142K +8,146 +6%
AI
74
Atom Investors
Texas
$2.98M +$2.47M +141,666 New
Fidelity Investments
75
Fidelity Investments
Massachusetts
$2.95M +$2.36M +135,459 +2,656%