JY
PPSI

Jeff Yass’s Pioneer Power Solutions PPSI Stock Holding History

Jeff Yass’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 		$317K Buy
80,369
+24,778
+45% +$97.5K ﹤0.01% 10921
2026
Q1 		$181K Buy
55,591
+37,858
+213% +$153K ﹤0.01% 11799
2025
Q4 		$83.9K Buy
17,733
+655
+4% +$2.74K ﹤0.01% 11549
2025
Q3 		$73.8K Buy
+17,078
New +$61.3K ﹤0.01% 11720
2025
Q1 		– Sell
-25,010
Closed -$90.7K – 13239
2024
Q4 		$103K Sell
25,010
-8,299
-25% -$46.8K ﹤0.01% 11314
2024
Q3 		$156K Sell
33,309
-8,419
-20% -$37.9K ﹤0.01% 10708
2024
Q2 		$166K Sell
41,728
-2,542
-6% -$10.1K ﹤0.01% 10593
2024
Q1 		$253K Buy
44,270
+14,534
+49% +$76.5K ﹤0.01% 10098
2023
Q4 		$202K Sell
29,736
-61,868
-68% -$367K ﹤0.01% 10668
2023
Q3 		$573K Buy
91,604
+67,714
+283% +$475K ﹤0.01% 7902
2023
Q2 		$201K Buy
+23,890
New +$143K ﹤0.01% 10261
2023
Q1 		– Sell
-14,499
Closed -$38.9K – 13275
2022
Q4 		$38.9K Buy
14,499
+2,909
+25% +$8.41K ﹤0.01% 11527
2022
Q3 		$33K Buy
+11,590
New +$38.5K ﹤0.01% 12416
2020
Q4 		– Sell
-10,747
Closed -$17K – 11577
2020
Q3 		$17K Buy
+10,747
New +$16.3K ﹤0.01% 10389
2018
Q2 		– Sell
-10,748
Closed -$68K – 10219
2018
Q1 		$68K Buy
+10,748
New +$78.5K ﹤0.01% 8857

Other funds holding PPSI

Vanguard Capital Management
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
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Jeff Yass's PPSI Position: Q2 2026 in Review

Jeff Yass increased its Pioneer Power Solutions (PPSI) stake by 45% in Q2 2026, buying an estimated $97.5K and bringing the position to 80,369 shares worth $317K. The position accounts for ﹤0.01% of the portfolio, ranked #10921.

Jeff Yass first reported a position in PPSI in Q1 2018 and has held it in 15 quarters since. The position peaked at $573K in Q3 2023. 35 funds tracked by Wall St. Rank hold PPSI as of Q2 2026.

  • Jeff Yass held 80,369 shares of Pioneer Power Solutions worth $317K as of Q2 2026.
  • Jeff Yass bought 24,778 Pioneer Power Solutions shares in Q2 2026, an estimated $97.5K.
  • Pioneer Power Solutions made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #10921 holding.
  • Jeff Yass first reported a position in Pioneer Power Solutions in Q1 2018 and has held it in 15 quarters since.
  • Jeff Yass's Pioneer Power Solutions position peaked at $573K in Q3 2023.
  • 35 funds tracked by Wall St. Rank held Pioneer Power Solutions as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.