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 		$1.37M Sell
24,300
-26,900
-53% -$1.46M ﹤0.01% 2167
2025
Q4 		$2.35M Sell
51,200
-51,200
-50% -$2.48M ﹤0.01% 1843
2025
Q3 		$4.09M Buy
102,400
+97,000
+1,796% +$3.03M ﹤0.01% 1655
2025
Q2 		$152K Sell
5,400
-104,500
-95% -$2.46M ﹤0.01% 4795
2025
Q1 		$2.39M Buy
109,900
+102,500
+1,385% +$2.84M ﹤0.01% 1878
2024
Q4 		$212K Buy
7,400
+4,700
+174% +$93.5K ﹤0.01% 4453
2024
Q3 		$34K Buy
2,700
+1,600
+145% +$19.1K ﹤0.01% 6248
2024
Q2 		$9K Sell
1,100
-100
-8% -$874 ﹤0.01% 7540
2024
Q1 		$10K Buy
1,200
+1,000
+500% +$7.85K ﹤0.01% 7635
2023
Q4 		$1K Hold
200
– – ﹤0.01% 8619
2023
Q3 		$2K Sell
200
-100
-33% -$1.02K ﹤0.01% 8189
2023
Q2 		$2K Buy
+300
New +$2.41K ﹤0.01% 8515
2023
Q1 		– Sell
-500
Closed -$4K – 10333
2022
Q4 		$4K Buy
500
+200
+67% +$2.19K ﹤0.01% 8286
2022
Q3 		$2K Sell
300
-100
-25% -$1.03K ﹤0.01% 9404
2022
Q2 		$4K Sell
400
-17,500
-98% -$211K ﹤0.01% 9054
2022
Q1 		$202K Sell
17,900
-3,600
-17% -$32.6K ﹤0.01% 5139
2021
Q4 		$140K Buy
21,500
+16,800
+357% +$125K ﹤0.01% 5710
2021
Q3 		$47K Hold
4,700
– – ﹤0.01% 7574
2021
Q2 		$45K Buy
4,700
+4,665
+13,329% +$49.4K ﹤0.01% 7781
2021
Q1 		$42K Buy
35
+28
+400% +$319 ﹤0.01% 6814
2020
Q4 		$5K Sell
7
-2
-22% -$14 ﹤0.01% 7742
2020
Q3 		$5K Sell
9
-409
-98% -$3K ﹤0.01% 7147
2020
Q2 		$310K Buy
418
+324
+345% +$2.12K ﹤0.01% 3485
2020
Q1 		$49K Sell
94
-70
-43% -$735 ﹤0.01% 5155
2019
Q4 		$229K Buy
164
+155
+1,722% +$1.86K ﹤0.01% 3607
2019
Q3 		$12K Sell
9
-5
-36% -$68 ﹤0.01% 6163
2019
Q2 		$20K Sell
14
-111
-89% -$1.84K ﹤0.01% 5617
2019
Q1 		$205K Buy
125
+91
+268% +$1.4K ﹤0.01% 3585
2018
Q4 		$41K Sell
34
-297
-90% -$4.22K ﹤0.01% 4734
2018
Q3 		$625K Buy
331
+187
+130% +$3K ﹤0.01% 2396
2018
Q2 		$205K Buy
144
+120
+500% +$1.99K ﹤0.01% 3457
2018
Q1 		$10K Sell
24
-11
-31% -$207 ﹤0.01% 4065
2017
Q4 		$22K Buy
+35
New +$593 ﹤0.01% 3223

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.