Latest Institutional Sells of Syndax Pharmaceuticals Inc (SNDX)
This list provides information on the latest institutional transactions involving Syndax Pharmaceuticals Inc (SNDX) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-2.27M- 78.04% |
$20.2M - $32.2M
|
640K
$8.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
SELL
|
- |
-1.88M- 46.93% |
$16.7M - $26.6M
|
2.13M
$27.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Balyasny Asset Management LLC
Chicago, IL |
SELL
|
- |
-1.69M- 93.06% |
$15M - $23.9M
|
126K
$1.64M
|
|
|
Aug 15, 2025
Q2 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-1.43M- 62.78% |
$12.8M - $20.3M
|
849K
$11M
|
|
|
Aug 14, 2025
Q2 2025
|
Silverarc Capital Management, LLC
|
SELL
|
- |
-906K- 69.22% |
$8.07M - $12.8M
|
403K
$5.23M
|
|
|
Aug 14, 2025
Q2 2025
|
Avidity Partners Management LP
Dallas, TX |
SELL
|
- |
-775K- 83.78% |
$6.9M - $11M
|
150K
$1.95M
|
|
|
Aug 14, 2025
Q2 2025
|
Sofinnova Investments, Inc.
Menlo Park, CA |
SELL
|
- |
-751K- 33.0% |
$6.68M - $10.6M
|
1.52M
$19.8M
|
|
|
Aug 13, 2025
Q2 2025
|
Saturn V Capital Management LLC
Austin, TX |
SELL
|
- |
-541K- 51.93% |
$4.81M - $7.65M
|
501K
$6.49M
|
|
|
Aug 14, 2025
Q2 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-529K- 13.32% |
$4.71M - $7.49M
|
3.44M
$44.7M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
SELL
|
- |
-280K- 16.34% |
$2.5M - $3.97M
|
1.44M
$18.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-223K- 28.59% |
$1.99M - $3.16M
|
557K
$7.22M
|
|
|
Aug 14, 2025
Q2 2025
|
Eversept Partners, LP
New York, NY |
SELL
|
- |
-147K- 3.49% |
$1.31M - $2.08M
|
4.07M
$52.7M
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-147K- 38.91% |
$1.31M - $2.08M
|
231K
$2.99M
|
|
|
Aug 14, 2025
Q2 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-143K- 18.16% |
$1.27M - $2.02M
|
645K
$8.36M
|
|
|
Aug 14, 2025
Q2 2025
|
Twinbeech Capital LP
Purchase, NY |
SELL
|
- |
-143K- 55.91% |
$1.27M - $2.02M
|
113K
$1.46M
|
|
|
Aug 12, 2025
Q2 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
SELL
|
- |
-140K- 68.36% |
$1.25M - $1.98M
|
64.8K
$840K
|
|
|
Aug 07, 2025
Q2 2025
|
Simplify Asset Management Inc.
New York, NY |
SELL
|
- |
-123K- 83.05% |
$1.09M - $1.74M
|
25K
$325K
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-111K- 22.0% |
$985K - $1.57M
|
392K
$5.09M
|
|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
- |
-101K- 30.91% |
$900K - $1.43M
|
226K
$2.93M
|
|
|
Aug 13, 2025
Q2 2025
|
Healthcare Of Ontario Pension Plan Trust Fund
Toronto, A6 |
SELL
|
- |
-95K- 38.0% |
$846K - $1.34M
|
155K
$2.01M
|
|
|
Aug 14, 2025
Q2 2025
|
Sphera Funds Management Ltd.
Tel Aviv, L3 |
SELL
|
- |
-92.4K- 5.55% |
$822K - $1.31M
|
1.57M
$20.4M
|
|
|
Aug 11, 2025
Q2 2025
|
Citigroup Inc
|
SELL
|
- |
-88.9K- 44.31% |
$791K - $1.26M
|
112K
$1.45M
|
|
|
Jul 22, 2025
Q2 2025
|
Gsa Capital Partners LLP
London, X0 |
SELL
|
- |
-69.9K- 80.03% |
$622K - $988K
|
17.4K
$226K
|
|
|
Aug 14, 2025
Q2 2025
|
Avidity Partners Management LP
Dallas, TX |
SELL
|
CALL |
-60K- 15.0% |
$534K - $849K
|
340K
$4.41M
|
|
|
Aug 12, 2025
Q2 2025
|
Xtx Topco LTD
London, X0 |
SELL
|
- |
-51.8K- 81.23% |
$461K - $733K
|
12K
$155K
|
|
|
Aug 14, 2025
Q2 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-51K- 30.25% |
$454K - $722K
|
118K
$1.53M
|
|
|
Aug 14, 2025
Q2 2025
|
Ieq Capital, LLC
|
SELL
|
- |
-46.1K- 77.77% |
$410K - $652K
|
13.2K
$171K
|
|
|
Aug 14, 2025
Q2 2025
|
Rafferty Asset Management, LLC
New York, NY |
SELL
|
- |
-45.5K- 26.52% |
$405K - $644K
|
126K
$1.63M
|
|
|
Aug 14, 2025
Q2 2025
|
Nebula Research & Development LLC
New York, NY |
SELL
|
- |
-45.3K- 62.47% |
$403K - $641K
|
27.2K
$353K
|
|
|
Aug 14, 2025
Q2 2025
|
Atom Investors LP
Austin, TX |
SELL
|
- |
-44.2K- 77.12% |
$393K - $625K
|
13.1K
$170K
|
|
|
Aug 14, 2025
Q2 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
SELL
|
- |
-32.1K- 53.22% |
$286K - $454K
|
28.2K
$366K
|
|
|
Aug 14, 2025
Q2 2025
|
Exome Asset Management LLC
New York, NY |
SELL
|
- |
-28.9K- 8.57% |
$257K - $409K
|
308K
$4M
|
|
|
Aug 08, 2025
Q2 2025
|
Creative Planning
Overland Park, KS |
SELL
|
- |
-26.1K- 62.81% |
$232K - $369K
|
15.4K
$200K
|
|
|
Jul 31, 2025
Q2 2025
|
Quest Partners LLC
New York, NY |
SELL
|
- |
-18.4K- 46.72% |
$163K - $260K
|
20.9K
$272K
|
|
|
Aug 14, 2025
Q2 2025
|
Hrt Financial LP
New York, NY |
SELL
|
- |
-17.9K- 12.36% |
$160K - $254K
|
127K
$1.65M
|
|
|
Jul 25, 2025
Q2 2025
|
Cwm, LLC
|
SELL
|
- |
-14.6K- 62.52% |
$130K - $207K
|
8.76K
$114K
|
|
|
Aug 14, 2025
Q2 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
SELL
|
- |
-13.9K- 20.8% |
$124K - $197K
|
53.1K
$688K
|
|
|
Aug 14, 2025
Q2 2025
|
Great West Life Assurance CO
Winnipeg, A2 |
SELL
|
- |
-13.5K- 65.24% |
$120K - $191K
|
7.18K
$93.2K
|
|
|
Aug 06, 2025
Q2 2025
|
Savant Capital, LLC
|
SELL
|
- |
-13K- 48.27% |
$115K - $183K
|
13.9K
$180K
|
|
|
Aug 14, 2025
Q2 2025
|
Sei Investments CO
Oaks, PA |
SELL
|
- |
-11.4K- 45.73% |
$102K - $162K
|
13.6K
$176K
|
|
|
Aug 08, 2025
Q2 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
SELL
|
- |
-9.91K- 17.81% |
$88.2K - $140K
|
45.8K
$593K
|
|
|
Aug 14, 2025
Q2 2025
|
Polar Asset Management Partners Inc.
Toronto, A6 |
SELL
|
- |
-9.52K- 8.92% |
$84.7K - $135K
|
97.1K
$1.26M
|
|
|
Aug 07, 2025
Q2 2025
|
Profund Advisors LLC
|
SELL
|
- |
-8.84K- 24.92% |
$78.7K - $125K
|
26.6K
$346K
|
|
|
Aug 13, 2025
Q2 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-8.31K- 1.07% |
$73.9K - $118K
|
770K
$9.99M
|
|
|
Aug 14, 2025
Q2 2025
|
Cibc World Markets Corp
New York, NY |
SELL
|
- |
-7.73K- 42.42% |
$68.8K - $109K
|
10.5K
$136K
|
|
|
Aug 14, 2025
Q2 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-4K- 7.03% |
$35.6K - $56.6K
|
52.8K
$685K
|
|
|
Aug 13, 2025
Q2 2025
|
Virtus Investment Advisers, Inc.
Hartford, CT |
SELL
|
- |
-3.38K- 27.71% |
$30.1K - $47.8K
|
8.81K
$114K
|
|
|
Aug 14, 2025
Q2 2025
|
E Fund Management Co., Ltd.
Guangzhou, F4 |
SELL
|
- |
-2K- 12.46% |
$17.8K - $28.3K
|
14K
$182K
|
|
|
Aug 14, 2025
Q2 2025
|
Prelude Capital Management, LLC
New York, NY |
SELL
|
- |
-1.88K- 2.05% |
$16.8K - $26.7K
|
89.8K
$1.17M
|
|
|
Aug 13, 2025
Q2 2025
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
SELL
|
- |
-1.88K- 78.05% |
$16.7K - $26.6K
|
528
$6.85K
|