Group One Trading
PPSI

Group One Trading’s Pioneer Power Solutions PPSI Stock Holding History

Group One Trading’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 		$29K Buy
8,928
+7,611
+578% +$30.8K ﹤0.01% 5700
2025
Q4 		$6.23K Sell
1,317
-10,445
-89% -$43.7K ﹤0.01% 7074
2025
Q3 		$50.8K Buy
+11,762
New +$42.2K ﹤0.01% 5948
2024
Q1 		– Sell
-202
Closed -$1.06K – 7775
2023
Q4 		$1.37K Sell
202
-1,199
-86% -$7.11K ﹤0.01% 6921
2023
Q3 		$8.77K Buy
+1,401
New +$9.83K ﹤0.01% 6419

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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Squarepoint
Squarepoint New York $85.1B AUM 20.93% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Group One Trading's PPSI Position: Q1 2026 in Review

Group One Trading increased its Pioneer Power Solutions (PPSI) stake by 578% in Q1 2026, buying an estimated $30.8K and bringing the position to 8,928 shares worth $29K. The position accounts for ﹤0.01% of the portfolio, ranked #5700.

Group One Trading first reported a position in PPSI in Q3 2023 and has held it in 5 quarters since. The position peaked at $50.8K in Q3 2025. 33 funds tracked by Wall St. Rank hold PPSI as of Q1 2026.

  • Group One Trading held 8,928 shares of Pioneer Power Solutions worth $29K as of Q1 2026.
  • Group One Trading bought 7,611 Pioneer Power Solutions shares in Q1 2026, an estimated $30.8K.
  • Pioneer Power Solutions made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #5700 holding.
  • Group One Trading first reported a position in Pioneer Power Solutions in Q3 2023 and has held it in 5 quarters since.
  • Group One Trading's Pioneer Power Solutions position peaked at $50.8K in Q3 2025.
  • 33 funds tracked by Wall St. Rank held Pioneer Power Solutions as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.