Group One Trading
PSIX

Group One Trading’s Power Solutions International PSIX Stock Holding History

Group One Trading’s Portfolio PSIX Stock Details PSIX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$179K Buy
4,600
+4,200
+1,050% +$231K ﹤0.01% 4374
2026
Q1 		$24.4K Sell
400
-1,000
-71% -$71.3K ﹤0.01% 5832
2025
Q4 		$80K Sell
1,400
-1,000
-42% -$71.4K ﹤0.01% 5185
2025
Q3 		$236K Buy
+2,400
New +$213K ﹤0.01% 4505

Other funds holding PSIX

Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
YC
Yunqi Capital Hong Kong $125M AUM 13.99% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
OCM
OLP Capital Management Causeway Bay, Hong Kong $400M AUM 17.8% 1-Year Est. Return
BB
Busey Bank Urbana, Illinois $4.12B AUM 32.66% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Group One Trading's PSIX Position: Q2 2026 in Review

Group One Trading reduced its Power Solutions International (PSIX) stake by 54% in Q2 2026, selling an estimated $100K and leaving 1,531 shares worth $59.5K. The position accounts for ﹤0.01% of the portfolio, ranked #5269.

Group One Trading first reported a position in PSIX in Q3 2025 and has held it in 4 quarters since. The position peaked at $489K in Q3 2025. 157 funds tracked by Wall St. Rank hold PSIX as of Q2 2026.

  • Group One Trading held 1,531 shares of Power Solutions International worth $59.5K as of Q2 2026.
  • Group One Trading sold 1,820 Power Solutions International shares in Q2 2026, an estimated $100K.
  • Power Solutions International made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #5269 holding.
  • Group One Trading first reported a position in Power Solutions International in Q3 2025 and has held it in 4 quarters since.
  • Group One Trading's Power Solutions International position peaked at $489K in Q3 2025.
  • 157 funds tracked by Wall St. Rank held Power Solutions International as of Q2 2026.

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