PDT Partners’s Solaris Energy Infrastructure SEI Stock Holding History

PDT Partners’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 Q4	–	Sell	-8,900	Closed	-$356K	–	661
2025 Q3	$356K	Hold	8,900	–	–	0.02%	487
2025 Q2	$252K	Sell	8,900 -76,138	-90%	-$1.79M	0.01%	620
2025 Q1	$1.85M	Buy	85,038 +70,692	+493%	+$1.96M	0.13%	269
2024 Q4	$413K	Buy	+14,346	New	+$285K	0.04%	516
2022 Q4	–	Sell	-28,446	Closed	-$266K	–	930
2022 Q3	$266K	Buy	28,446 +11,001	+63%	+$113K	0.04%	632
2022 Q2	$190K	Buy	+17,445	New	+$210K	0.02%	835
2021 Q2	–	Sell	-25,787	Closed	-$316K	–	974
2021 Q1	$316K	Sell	25,787 -9,311	-27%	-$106K	0.02%	609
2020 Q4	$286K	Sell	35,098 -29,317	-46%	-$209K	0.02%	555
2020 Q3	$408K	Sell	64,415 -20,381	-24%	-$150K	0.03%	489
2020 Q2	$629K	Buy	+84,796	New	+$555K	0.04%	354
2018 Q2	–	Sell	-103,300	Closed	-$1.71M	–	588
2018 Q1	$1.71M	Sell	103,300 -9,700	-9%	-$183K	0.06%	296
2017 Q4	$2.42M	Buy	+113,000	New	+$1.91M	0.07%	271

Other funds holding SEI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

ECA

Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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 New York $871B AUM 31.28% 1-Year Est. Return

Situational Awareness San Francisco, California $13.7B AUM 334.5% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

PDT Partners's SEI Position: Q4 2025 in Review

PDT Partners sold out of Solaris Energy Infrastructure (SEI) in Q4 2025, closing a stake of 8,900 shares — an estimated $356K sold.

PDT Partners first reported a position in SEI in Q4 2017 and held it in 12 quarters. The position peaked at $2.42M in Q4 2017. 337 funds tracked by Wall St. Rank hold SEI as of Q4 2025.

PDT Partners reported no remaining Solaris Energy Infrastructure position as of Q4 2025 after selling out during the quarter.
PDT Partners sold 8,900 Solaris Energy Infrastructure shares in Q4 2025, an estimated $356K.
PDT Partners first reported a position in Solaris Energy Infrastructure in Q4 2017 and held it in 12 quarters.
PDT Partners's Solaris Energy Infrastructure position peaked at $2.42M in Q4 2017.
337 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q4 2025.

Based on PDT Partners's 13F filing for Q4 2025, filed 17 Feb 2026.