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 Q2	$451K	Buy	+114,403	New	+$450K	﹤0.01%	8265
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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

SIA

Spectrum Investment Advisors Mequon, Wisconsin $245M AUM 16.92% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Jane Street's PPSI Position: Q2 2026 in Review

Jane Street opened a new position in Pioneer Power Solutions (PPSI) in Q2 2026: 114,403 shares worth $451K. The stake represents ﹤0.01% of the portfolio and ranks #8265 among its holdings. This is a return to the name: Jane Street previously reported a position in PPSI as recently as Q4 2025.

Jane Street first reported a position in PPSI in Q2 2020 and has held it in 7 quarters since. 35 funds tracked by Wall St. Rank hold PPSI as of Q2 2026.

Jane Street held 114,403 shares of Pioneer Power Solutions worth $451K as of Q2 2026.
Pioneer Power Solutions was a new Jane Street position in Q2 2026.
Pioneer Power Solutions made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #8265 holding.
Jane Street first reported a position in Pioneer Power Solutions in Q2 2020 and has held it in 7 quarters since.
35 funds tracked by Wall St. Rank held Pioneer Power Solutions as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.