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Syndax Pharmaceuticals

216 hedge funds and large institutions have $953M invested in Syndax Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 86 increasing their positions, 66 reducing their positions, and 32 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

less funds holding

Funds holding:

3% less first-time investments, than exits

New positions opened: 31 | Existing positions closed: 32

24% less capital invested

Capital invested by funds: $1.25B → $953M (-$302M)

30% less funds holding in top 10

Funds holding in top 10: 107 (-3)

Holders
216
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$14.4M
Puts
$12.5M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$1.57M
77
$1.54M
78
$1.51M
79
$1.5M
80
$1.45M
81
$1.45M
82
$1.4M
83
$1.32M
84
$1.21M
85
$1.21M
86
$1.19M
87
$1.18M
88
$1.18M
89
$1.18M
90
$1.17M
91
$1.14M
92
$1.1M
93
$1.06M
94
$1.05M
95
$1.01M
96
$985K
97
$966K
98
$909K
99
$905K
100
$870K