POWER SOLUTIONS INTERNATIONAL, INC. (PSIX) Institutional Ownership Changes & 13F Activity

POWER SOLUTIONS INTERNATIONAL, INC. (PSIX). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Situational Awareness Partners Lp, Barclays Plc, Qube Research & Technologies Ltd, Onyxpoint Global Management Lp, and Voloridge Investment Management, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Op Asset Management LtdBuy+22,306+711.7%25,440$1.55MQ1 2026Sep 28, 2026
Algert Global LlcBuy+2,290+18.7%14,510$883.37KQ1 2026Aug 11, 2026
Wells Fargo & Company/MnSell-31,387-41.7%43,852$2.67MQ1 2026Jul 08, 2026
Situational Awareness Partners LpBuy+432,300—432,300$26.32MQ1 2026May 18, 2026
Bank Of America CorpBuy+20,400+183.9%31,495$1.92MQ1 2026May 18, 2026
Hamilton Wealth, LlcBuy+1,967—1,967$119.75KQ1 2026May 18, 2026
California State Teachers Retirement SystemSell-63-0.7%8,739$532.03KQ1 2026May 18, 2026
Barclays PlcBuy+212,172+789.5%239,046$14.55MQ1 2026May 15, 2026
Qube Research & Technologies LtdSell-101,711-89.0%12,538$763.31KQ1 2026May 15, 2026
Onyxpoint Global Management LpBuy+77,919—77,919$4.74MQ1 2026May 15, 2026
Voloridge Investment Management, LlcBuy+72,630—72,630$4.42MQ1 2026May 15, 2026
Point72 Asset Management, L.P.Sell-66,829-92.6%5,350$325.71KQ1 2026May 15, 2026
Man Group PlcBuy+61,778+229.8%88,667$5.40MQ1 2026May 15, 2026
Goldman Sachs Group IncSell-57,305-56.4%44,306$2.70MQ1 2026May 15, 2026
Victory Capital Management IncSell-38,552-50.8%37,316$2.27MQ1 2026May 15, 2026
Valiant Capital Management, L.P.Buy+28,987+71.7%69,388$4.22MQ1 2026May 15, 2026
Defiance Etfs, LlcBuy+20,868—20,868$1.27MQ1 2026May 15, 2026
Osaic Holdings, Inc.Sell-17,926-57.3%13,373$814.09KQ1 2026May 15, 2026
Corsair Capital Management, L.P.Sell-14,500-68.6%6,639$404.18KQ1 2026May 15, 2026
Two Sigma Investments, LpSell-14,400-23.7%46,371$2.82MQ1 2026May 15, 2026
Squarepoint Ops LlcBuy+13,586—13,586$827.12KQ1 2026May 15, 2026
Tidal Investments LlcBuy+12,380+72.8%29,379$1.79MQ1 2026May 15, 2026
Kerrisdale Advisers, LlcBuy+11,665—11,665$710.16KQ1 2026May 15, 2026
Citadel Advisors LlcBuy+11,626+71.2%27,959$1.70MQ1 2026May 15, 2026
Susquehanna International Group, LlpSell-11,173-56.8%8,487$516.69KQ1 2026May 15, 2026
Morgan StanleySell-7,717-4.4%167,037$10.17MQ1 2026May 15, 2026
Hel Ved Capital Management LtdSell-7,250-6.7%100,876$6.14MQ1 2026May 15, 2026
Jacobs Levy Equity Management, IncSell-6,627-57.4%4,922$299.65KQ1 2026May 15, 2026
Bridgefront Capital, LlcBuy+6,434—6,434$391.70KQ1 2026May 15, 2026
Cullen Capital Management, LlcBuy+6,090—6,090$370.76KQ1 2026May 15, 2026
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Frequently asked questions about PSIX activity

  • Which institutional owners are buying PSIX?

    Institutional owners buying PSIX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in PSIX activity?

    "Buy" means an investor increased their reported position in PSIX compared to the prior reporting period. This reflects growing exposure to POWER SOLUTIONS INTERNATIONAL, INC. (PSIX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in PSIX increasing?

    Institutional interest in PSIX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.