CSS
SEI

Cubist Systematic Strategies’s Solaris Energy Infrastructure SEI Stock Holding History

Cubist Systematic Strategies’s Portfolio SEI Stock Details SEI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$9.34M Buy
233,662
+47,545
+26% +$1.49M 0.04% 606
2025
Q2 		$5.27M Buy
186,117
+87,525
+89% +$2.06M 0.02% 990
2025
Q1 		$2.15M Buy
+98,592
New +$2.73M 0.01% 1378
2024
Q4 		– Sell
-107,989
Closed -$1.38M – 3663
2024
Q3 		$1.38M Buy
107,989
+57,024
+112% +$679K 0.01% 1627
2024
Q2 		$437K Sell
50,965
-9,496
-16% -$83K ﹤0.01% 2193
2024
Q1 		$524K Sell
60,461
-36,110
-37% -$283K ﹤0.01% 2577
2023
Q4 		$769K Buy
+96,571
New +$873K 0.01% 2259
2023
Q2 		– Sell
-35,634
Closed -$304K – 4409
2023
Q1 		$304K Sell
35,634
-24,663
-41% -$238K ﹤0.01% 2984
2022
Q4 		$599K Sell
60,297
-10,392
-15% -$114K ﹤0.01% 2894
2022
Q3 		$662K Buy
70,689
+11,247
+19% +$116K ﹤0.01% 2948
2022
Q2 		$647K Buy
59,442
+6,990
+13% +$84.1K ﹤0.01% 2851
2022
Q1 		$592K Buy
+52,452
New +$475K 0.01% 2426
2020
Q3 		– Sell
-17,689
Closed -$131K – 2671
2020
Q2 		$131K Buy
17,689
+3,294
+23% +$21.6K ﹤0.01% 2148
2020
Q1 		$76K Buy
+14,395
New +$151K ﹤0.01% 1950
2019
Q3 		– Sell
-16,561
Closed -$248K – 2531
2019
Q2 		$248K Sell
16,561
-2,927
-15% -$48.5K ﹤0.01% 1929
2019
Q1 		$320K Buy
+19,488
New +$299K 0.01% 1464
2018
Q4 		– Sell
-12,205
Closed -$231K – 2313
2018
Q3 		$231K Buy
+12,205
New +$196K 0.01% 1334
2018
Q2 		– Sell
-17,853
Closed -$296K – 2092
2018
Q1 		$296K Buy
17,853
+3,645
+26% +$68.6K 0.02% 1160
2017
Q4 		$304K Buy
+14,208
New +$241K 0.02% 1238

Other funds holding SEI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $3.72B AUM 162.29% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return

Cubist Systematic Strategies's SEI Position: Q3 2025 in Review

Cubist Systematic Strategies increased its Solaris Energy Infrastructure (SEI) stake by 26% in Q3 2025, buying an estimated $1.49M and bringing the position to 233,662 shares worth $9.34M. The position accounts for 0.04% of the portfolio, ranked #606.

Cubist Systematic Strategies first reported a position in SEI in Q4 2017 and has held it in 19 quarters since. 274 funds tracked by Wall St. Rank hold SEI as of Q3 2025.

  • Cubist Systematic Strategies held 233,662 shares of Solaris Energy Infrastructure worth $9.34M as of Q3 2025.
  • Cubist Systematic Strategies bought 47,545 Solaris Energy Infrastructure shares in Q3 2025, an estimated $1.49M.
  • Solaris Energy Infrastructure made up 0.04% of Cubist Systematic Strategies's portfolio in Q3 2025, its #606 holding.
  • Cubist Systematic Strategies first reported a position in Solaris Energy Infrastructure in Q4 2017 and has held it in 19 quarters since.
  • 274 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.