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Syndax Pharmaceuticals

218 hedge funds and large institutions have $1.25B invested in Syndax Pharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 88 increasing their positions, 63 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

129% more call options, than puts

Call options by funds: $18.1M | Put options by funds: $7.88M

40% more repeat investments, than reductions

Existing positions increased: 88 | Existing positions reduced: 63

25% more funds holding in top 10

Funds holding in top 10: 810 (+2)

19% more first-time investments, than exits

New positions opened: 31 | Existing positions closed: 26

2.52% more ownership

Funds ownership: 114.85%117.37% (+2.5%)

1% more funds holding

Funds holding: 215218 (+3)

3% less capital invested

Capital invested by funds: $1.3B → $1.25B (-$41.1M)

Holders
218
Holders Change
+3
Holders Change %
+1.4%
% of All Funds
2.92%
Holding in Top 10
10
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+25%
% of All Funds
0.13%
New
31
Increased
88
Reduced
63
Closed
26
Calls
$18.1M
Puts
$7.88M
Net Calls
+$10.2M
Net Calls Change
-$2.9M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$105M -$6.94M -491,698 -5%
KCM
2
Kynam Capital Management
New Jersey
$105M
Vanguard Group
3
Vanguard Group
Pennsylvania
$59.8M -$154K -10,903 -0.2%
EP
4
Eversept Partners
New York
$51.7M +$54.6M +3,868,870 +1,127%
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$49.2M +$29.5M +2,092,964 +109%
State Street
6
State Street
Massachusetts
$48.8M +$765K +54,216 +1%
Goldman Sachs
7
Goldman Sachs
New York
$48.2M -$28.6M -2,028,996 -34%
Citadel Advisors
8
Citadel Advisors
Florida
$35.8M +$25.7M +1,825,079 +167%
Bank of America
9
Bank of America
North Carolina
$35.3M +$37M +2,625,491 +1,069%
Morgan Stanley
10
Morgan Stanley
New York
$28M -$42.7M -3,030,906 -57%
SI
11
Sofinnova Investments
California
$28M +$22.8M +1,616,596 +245%
Franklin Resources
12
Franklin Resources
California
$25.3M +$4.15M +294,546 +17%
Assenagon Asset Management
13
Assenagon Asset Management
Luxembourg
$25.1M -$345K -24,469 -1%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$24.9M +$703K +49,869 +3%
KCM
15
Kingdon Capital Management
New York
$24.6M
WP
16
Woodline Partners
California
$23.2M
Balyasny Asset Management
17
Balyasny Asset Management
Illinois
$22.3M +$24.6M +1,747,423 +2,511%
CCM
18
Catalio Capital Management
New York
$21.3M +$24.5M +1,733,701 New
UBS Group
19
UBS Group
Switzerland
$21.1M +$9.69M +686,957 +67%
SFM
20
Sphera Funds Management
Israel
$20.4M +$3.99M +282,733 +20%
SC
21
Stempoint Capital
New York
$19.6M -$18M -1,274,007 -44%
SCM
22
Silverarc Capital Management
Massachusetts
$16.1M +$1.11M +78,824 +6%
TIM
23
Thornburg Investment Management
New Mexico
$16.1M +$221K +15,659 +14%
BNP Paribas Asset Management
24
BNP Paribas Asset Management
France
$15M +$2.8M +198,732 +19%
EAM
25
Eventide Asset Management
Massachusetts
$14.5M

SNDX Hedge Fund Activity: Q1 2025 in Review

218 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Syndax Pharmaceuticals (SNDX) for Q1 2025, worth a combined $1.25B — down 3.2% from $1.3B a quarter earlier.

Buyers outnumbered sellers: 31 funds opened new SNDX positions and 26 closed out — a net gain of 5 holders — while 88 added to existing stakes and 63 trimmed.

The largest buyer was Eversept Partners, adding an estimated $54.6M. The largest seller was Wellington Management Group, cutting an estimated $59.2M.

  • 218 institutional investors held Syndax Pharmaceuticals (SNDX) as of Q1 2025, up from 215 in Q4 2024.
  • Funds reported $1.25B of Syndax Pharmaceuticals stock for Q1 2025, down 3.2% quarter-over-quarter.
  • 31 funds opened new Syndax Pharmaceuticals positions in Q1 2025 and 26 closed out, a net change of +5 holders.
  • The largest Syndax Pharmaceuticals buyer in Q1 2025 was Eversept Partners, an estimated $54.6M added.
  • The largest Syndax Pharmaceuticals seller in Q1 2025 was Wellington Management Group, an estimated $59.2M sold.

Based on aggregated 13F filings for Q1 2025.