Simplex Trading
SEI

Simplex Trading’s Solaris Energy Infrastructure SEI Stock Holding History

Simplex Trading’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
2026
Q1 		$6.36M Buy
112,500
+80,700
+254% +$4.37M ﹤0.01% 955
2025
Q4 		$1.46M Sell
31,800
-180,200
-85% -$8.72M ﹤0.01% 2241
2025
Q3 		$8.47M Sell
212,000
-143,500
-40% -$4.49M ﹤0.01% 1073
2025
Q2 		$10.1M Buy
355,500
+283,700
+395% +$6.68M 0.01% 889
2025
Q1 		$1.56M Buy
71,800
+71,200
+11,867% +$1.97M ﹤0.01% 2265
2024
Q4 		$17K Buy
600
+500
+500% +$9.94K ﹤0.01% 6831
2024
Q3 		$1K Sell
100
-700
-88% -$8.34K ﹤0.01% 8319
2024
Q2 		$6K Sell
800
-300
-27% -$2.62K ﹤0.01% 7810
2024
Q1 		$9K Buy
+1,100
New +$8.63K ﹤0.01% 7719
2023
Q4 		– Sell
-7,700
Closed -$82K – 10036
2023
Q3 		$82K Sell
7,700
-100
-1% -$1.02K ﹤0.01% 5295
2023
Q2 		$64K Buy
7,800
+400
+5% +$3.21K ﹤0.01% 5583
2023
Q1 		$63K Buy
7,400
+6,200
+517% +$59.8K ﹤0.01% 5672
2022
Q4 		$11K Buy
1,200
+500
+71% +$5.48K ﹤0.01% 7485
2022
Q3 		$6K Sell
700
-41,100
-98% -$423K ﹤0.01% 8701
2022
Q2 		$454K Sell
41,800
-5,500
-12% -$66.2K ﹤0.01% 3551
2022
Q1 		$534K Buy
47,300
+6,400
+16% +$58K ﹤0.01% 3764
2021
Q4 		$267K Buy
40,900
+12,900
+46% +$95.6K ﹤0.01% 4746
2021
Q3 		$284K Hold
28,000
– – ﹤0.01% 4999
2021
Q2 		$272K Buy
28,000
+27,697
+9,141% +$293K ﹤0.01% 5157
2021
Q1 		$371K Buy
+303
New +$3.45K ﹤0.01% 3830
2020
Q4 		– Sell
-11
Closed -$6K – 9216
2020
Q3 		$6K Sell
11
-10
-48% -$73 ﹤0.01% 7062
2020
Q2 		$15K Buy
+21
New +$137 ﹤0.01% 6425
2019
Q4 		– Sell
-57
Closed -$76K – 8089
2019
Q3 		$76K Buy
57
+39
+217% +$533 ﹤0.01% 4619
2019
Q2 		$26K Sell
18
-17
-49% -$282 ﹤0.01% 5406
2019
Q1 		$57K Buy
+35
New +$537 ﹤0.01% 4904
2018
Q4 		– Sell
-2
Closed -$3K – 7964
2018
Q3 		$3K Sell
2
-64
-97% -$1.03K ﹤0.01% 6999
2018
Q2 		$94K Buy
+66
New +$1.1K ﹤0.01% 4372

Other funds holding SEI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $3.72B AUM 162.29% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

Simplex Trading's SEI Position: Q1 2025 in Review

Simplex Trading sold out of Solaris Energy Infrastructure (SEI) in Q1 2025, closing a stake of 3,725 shares — an estimated $103K sold.

Simplex Trading first reported a position in SEI in Q2 2018 and held it in 20 quarters. The position peaked at $331K in Q1 2023. 201 funds tracked by Wall St. Rank hold SEI as of Q1 2025.

  • Simplex Trading reported no remaining Solaris Energy Infrastructure position as of Q1 2025 after selling out during the quarter.
  • Simplex Trading sold 3,725 Solaris Energy Infrastructure shares in Q1 2025, an estimated $103K.
  • Simplex Trading first reported a position in Solaris Energy Infrastructure in Q2 2018 and held it in 20 quarters.
  • Simplex Trading's Solaris Energy Infrastructure position peaked at $331K in Q1 2023.
  • 201 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q1 2025.

Based on Simplex Trading's 13F filing for Q1 2025, filed 12 May 2025.