Jane Street’s Pioneer Power Solutions PPSI Stock Holding History

Jane Street’s Portfolio PPSI Stock Details PPSI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-18,296	Closed	-$86.5K	–	12681
2025 Q4	$86.5K	Sell	18,296 -31,741	-63%	-$133K	﹤0.01%	10258
2025 Q3	$216K	Buy	+50,037	New	+$180K	﹤0.01%	9528
2025 Q1	–	Sell	-13,575	Closed	-$56.1K	–	10357
2024 Q4	$56.1K	Buy	13,575 +2,693	+25%	+$15.2K	﹤0.01%	8936
2024 Q3	$51K	Buy	+10,882	New	+$49K	﹤0.01%	9176
2020 Q4	–	Sell	-41,333	Closed	-$64K	–	7972
2020 Q3	$64K	Buy	41,333 +22,005	+114%	+$33.3K	﹤0.01%	6872
2020 Q2	$34K	Buy	+19,328	New	+$22.3K	﹤0.01%	6917

Other funds holding PPSI

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

SIA

Spectrum Investment Advisors Mequon, Wisconsin $201M AUM 15.42% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Squarepoint New York $85.1B AUM 20.93% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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

Jane Street's PPSI Position: Q1 2026 in Review

Jane Street sold out of Pioneer Power Solutions (PPSI) in Q1 2026, closing a stake of 18,296 shares — an estimated $86.5K sold.

Jane Street first reported a position in PPSI in Q2 2020 and held it in 6 quarters. The position peaked at $216K in Q3 2025. 33 funds tracked by Wall St. Rank hold PPSI as of Q1 2026.

Jane Street reported no remaining Pioneer Power Solutions position as of Q1 2026 after selling out during the quarter.
Jane Street sold 18,296 Pioneer Power Solutions shares in Q1 2026, an estimated $86.5K.
Jane Street first reported a position in Pioneer Power Solutions in Q2 2020 and held it in 6 quarters.
Jane Street's Pioneer Power Solutions position peaked at $216K in Q3 2025.
33 funds tracked by Wall St. Rank held Pioneer Power Solutions as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.