SEI Investments
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SEI Investments’s Syndax Pharmaceuticals SNDX Stock Holding History

SEI Investments’s Portfolio SNDX Stock Details SNDX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.22M Sell
193,134
-24,466
-11% -$509K ﹤0.01% 1581
2026
Q1 		$5.08M Buy
217,600
+57,962
+36% +$1.26M ﹤0.01% 1518
2025
Q4 		$3.35M Buy
159,638
+116,190
+267% +$2.03M ﹤0.01% 1579
2025
Q3 		$668K Buy
43,448
+29,894
+221% +$391K ﹤0.01% 2120
2025
Q2 		$127K Sell
13,554
-11,419
-46% -$126K ﹤0.01% 2656
2025
Q1 		$307K Buy
24,973
+9,894
+66% +$140K ﹤0.01% 2330
2024
Q4 		$200K Sell
15,079
-35,414
-70% -$606K ﹤0.01% 2473
2024
Q3 		$972K Buy
50,493
+4,565
+10% +$94.3K ﹤0.01% 1956
2024
Q2 		$943K Buy
45,928
+5,465
+14% +$114K ﹤0.01% 1928
2024
Q1 		$963K Buy
40,463
+991
+3% +$22.1K ﹤0.01% 1897
2023
Q4 		$853K Buy
39,472
+3,337
+9% +$51.3K ﹤0.01% 1929
2023
Q3 		$525K Buy
36,135
+11,031
+44% +$209K ﹤0.01% 2094
2023
Q2 		$526K Buy
+25,104
New +$523K ﹤0.01% 2113
2023
Q1 		– Sell
-15,243
Closed -$388K – 2731
2022
Q4 		$388K Sell
15,243
-785
-5% -$18.3K ﹤0.01% 2122
2022
Q3 		$385K Buy
+16,028
New +$360K ﹤0.01% 2207
2019
Q2 		– Sell
-25
Closed – – 2725
2019
Q1 		$0 Buy
+25
New +$143 ﹤0.01% 2975

Other funds holding SNDX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
EP
Eversept Partners New York $1.93B AUM 160.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
HRCM
Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

SEI Investments's SNDX Position: Q2 2026 in Review

SEI Investments reduced its Syndax Pharmaceuticals (SNDX) stake by 11% in Q2 2026, selling an estimated $509K and leaving 193,134 shares worth $4.22M. The position accounts for ﹤0.01% of the portfolio, ranked #1581.

SEI Investments first reported a position in SNDX in Q1 2019 and has held it in 16 quarters since. The position peaked at $5.08M in Q1 2026. 242 funds tracked by Wall St. Rank hold SNDX as of Q2 2026.

  • SEI Investments held 193,134 shares of Syndax Pharmaceuticals worth $4.22M as of Q2 2026.
  • SEI Investments sold 24,466 Syndax Pharmaceuticals shares in Q2 2026, an estimated $509K.
  • Syndax Pharmaceuticals made up ﹤0.01% of SEI Investments's portfolio in Q2 2026, its #1581 holding.
  • SEI Investments first reported a position in Syndax Pharmaceuticals in Q1 2019 and has held it in 16 quarters since.
  • SEI Investments's Syndax Pharmaceuticals position peaked at $5.08M in Q1 2026.
  • 242 funds tracked by Wall St. Rank held Syndax Pharmaceuticals as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.