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Power Solutions International (PSIX) Institutional Ownership

Power Solutions International logo
$43.00 +2.18 (+5.34%)
As of 04:00 PM Eastern
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Institutional Ownership Changes (13F Filings) for Power Solutions International (NASDAQ:PSIX)

Current
Institutional Ownership
Percentage
22.28%
Number of
Institutional Buyers
(last 12 months)
163
Total
Institutional Inflows
(last 12 months)
$336.70M
Number of
Institutional Sellers
(last 12 months)
41
Total
Institutional Outflows
(last 12 months)
$148.13M
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PSIX Institutional Buying and Selling by Quarter

Power Solutions International Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/6/2026 Bank of New York Mellon Corp35,290$1.37M0.0%N/A0.153%
7/9/2026 World Equity Group Inc.20,681$804K0.2%+16.1%0.090%
7/9/2026 Hennion & Walsh Asset Management Inc.21,546$838K0.0%+33.4%0.093%
6/25/2026 Hamilton Wealth LLC1,967$120K0.0%N/A0.009%
5/19/2026Bank of America Corp DE31,495$1.92M0.0%+183.9%0.137%
5/19/2026 Hamilton Wealth LLC1,967$120K0.0%N/A0.009%
5/18/2026Royal Bank of Canada5,425$331K0.0%-6.3%0.024%
5/15/2026Corsair Capital Management L.P.6,639$404K0.1%-68.6%0.029%
5/14/2026Arrowstreet Capital Limited Partnership466,204$28.38M0.0%+5.2%2.023%
5/14/2026Sei Investments Co.57,455$3.50M0.0%-8.0%0.249%
5/13/2026Cetera Investment Advisers33,508$2.04M0.0%+55.0%0.145%
5/13/2026First Trust Advisors LP86,123$5.24M0.0%+6.2%0.374%
5/7/2026 Meeder Asset Management Inc.1,345$82K0.0%-89.4%0.006%
5/7/2026Dimensional Fund Advisors LP283,241$17.24M0.0%+40.3%1.229%
5/7/2026 World Equity Group Inc.17,808$1.08M0.3%+13.1%0.077%
5/6/2026Allspring Global Investments Holdings LLC301,168$19.93M0.0%-8.4%1.307%
5/6/2026 Independent Financial Group LLC8,614$524K0.0%N/A0.037%
5/5/2026 Sigma Planning Corp4,780$291K0.0%+18.5%0.021%
5/2/2026 Global Assets Advisory LLC550$33K0.0%N/A0.002%
5/1/2026 ARGA Investment Management LP16,238$989K0.0%N/A0.070%
4/30/2026 Kestra Advisory Services LLC5,399$329K0.0%+8.1%0.023%
4/29/2026Cvfg LLC60,170$3.66M0.5%N/A0.261%
4/29/2026 Burney Co.29,020$1.77M0.1%-4.3%0.126%
4/27/2026 Moran Wealth Management LLC15,927$970K0.0%+78.5%0.069%
4/27/2026 New York State Teachers Retirement System789$48K0.0%N/A0.003%
4/27/2026 Capelight Capital Asset Management LP15,000$913K0.6%N/A0.065%
4/25/2026 Strs Ohio2,100$128K0.0%+16.7%0.009%
4/23/2026 North Star Investment Management Corp.5,000$304K0.0%N/A0.022%
4/23/2026 Formidable Asset Management LLC6,581$401K0.1%N/A0.029%
4/21/2026Sequent Planning LLC6,423$391K0.1%+4.2%0.028%
4/20/2026Ritholtz Wealth Management10,611$646K0.0%-43.3%0.046%
4/20/2026 OP Asset Management Ltd25,440$1.55M0.0%N/A0.110%
4/16/2026 SG Americas Securities LLC216,395$13.17M0.0%+12,036.6%0.939%
3/17/2026Rockefeller Capital Management L.P.1,812$104K0.0%+178.8%0.008%
3/3/2026 Caitong International Asset Management Co. Ltd3,026$173K0.0%+892.1%0.013%
2/24/2026 Astoria Portfolio Advisors LLC.6,712$384K0.1%+4.9%0.029%
2/23/2026Virtu Financial LLC11,805$675K0.0%+37.3%0.051%
2/19/2026Invesco Ltd.7,782$445K0.0%-92.3%0.034%
2/18/2026XTX Topco Ltd12,515$715K0.0%N/A0.054%
2/18/2026Valiant Capital Management L.P.40,401$2.31M0.1%+3.8%0.175%
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2/18/2026Millennium Management LLC94,658$5.41M0.0%+216.8%0.411%
2/18/2026Man Group plc26,889$1.54M0.0%+98.8%0.117%
2/18/2026Gotham Asset Management LLC18,179$1.04M0.0%+9.0%0.079%
2/18/2026Engineers Gate Manager LP5,432$310K0.0%-40.4%0.024%
2/18/2026Balyasny Asset Management L.P.4,555$260K0.0%N/A0.020%
2/17/2026Freestone Grove Partners LP8,803$503K0.0%N/A0.038%
2/17/2026AQR Capital Management LLC29,825$1.70M0.0%+61.9%0.129%
2/17/2026Cetera Investment Advisers21,616$1.24M0.0%-40.9%0.094%
2/17/2026Lazard Asset Management LLC12,606$720K0.0%-73.4%0.055%
2/17/2026Price T Rowe Associates Inc. MD4,554$261K0.0%+31.2%0.020%
2/17/2026Osaic Holdings Inc.31,299$1.79M0.0%-31.4%0.136%
2/17/2026Advisory Services Network LLC4,411$252K0.0%-34.9%0.019%
2/17/2026Adage Capital Partners GP L.L.C.75,000$4.29M0.0%N/A0.326%
2/17/2026Public Employees Retirement System of Ohio1,343$77K0.0%N/A0.006%
2/17/2026Corsair Capital Management L.P.21,139$1.21M0.2%-31.0%0.092%
2/17/2026California State Teachers Retirement System8,802$503K0.0%+38.1%0.038%
2/17/2026 Russell Investments Group Ltd.15,025$859K0.0%+1.7%0.065%
2/17/2026Royal Bank of Canada5,787$331K0.0%-20.3%0.025%
2/17/2026Rothschild Wealth LLC5,000$286K0.0%N/A0.022%
2/16/2026Truvestments Capital LLC3,039$174K0.0%+3.9%0.013%
2/16/2026Verition Fund Management LLC23,246$1.33M0.0%+8.0%0.101%
2/16/2026 MML Investors Services LLC32,350$1.85M0.0%-5.6%0.140%
2/16/2026Barclays PLC26,874$1.54M0.0%+156.4%0.117%
2/13/2026 Kestra Advisory Services LLC4,994$285K0.0%+12.6%0.022%
2/13/2026The Manufacturers Life Insurance Company 4,563$261K0.0%-6.5%0.020%
2/13/2026First Trust Advisors LP81,074$4.63M0.0%N/A0.352%
2/13/2026Charles Schwab Investment Management Inc.75,016$4.29M0.0%+8.1%0.326%
2/13/2026 Police & Firemen s Retirement System of New Jersey2,303$132K0.0%+20.6%0.010%
2/13/2026 State Street Corp164,895$9.42M0.0%+20.6%0.716%
2/13/2026Martingale Asset Management L P3,928$224K0.0%N/A0.017%
2/13/2026 Caitong International Asset Management Co. Ltd1,695$97K0.3%+455.7%0.007%
2/13/2026Hel Ved Capital Management Ltd108,126$6.18M1.7%+57.3%0.469%
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC10,767$615K0.0%+258.9%0.047%
2/13/2026Wells Fargo & Company MN75,239$4.30M0.0%+111.4%0.327%
2/13/2026Platinum Investment Management Ltd.20,000$1.14M0.3%N/A0.087%
2/12/2026MetLife Investment Management LLC4,766$272K0.0%+20.9%0.021%
2/12/2026 Triumph Capital Management3,547$203K0.0%+101.3%0.015%
2/12/2026 Commonwealth Equity Services LLC9,496$543K0.0%-1.4%0.041%
2/12/2026Renaissance Technologies LLC107,898$6.17M0.0%+1.3%0.468%
2/12/2026Dimensional Fund Advisors LP201,891$11.54M0.0%+802.1%0.876%
2/12/2026Integrated Quantitative Investments LLC4,553$260K0.1%N/A0.020%
2/12/2026Swiss National Bank18,200$1.04M0.0%+35.8%0.079%
2/12/2026Great Valley Advisor Group Inc.7,079$404K0.0%+59.1%0.031%
2/12/2026Nuveen LLC16,572$947K0.0%+5.2%0.072%
2/11/2026Picton Mahoney Asset Management6,263$358K0.0%-16.3%0.027%
2/11/2026 Meeder Asset Management Inc.12,691$725K0.0%+154.8%0.055%
2/11/2026 Janney Montgomery Scott LLC9,896$565K0.0%+116.4%0.043%
2/11/2026 Deutsche Bank AG5,913$338K0.0%+23.8%0.026%
2/11/2026 Fox Run Management L.L.C.9,122$521K0.1%N/A0.040%
2/11/2026 LPL Financial LLC86,581$4.95M0.0%+0.5%0.376%
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2/11/2026Franklin Resources Inc.30,916$1.77M0.0%-9.6%0.134%
2/11/2026O Shaughnessy Asset Management LLC30,229$1.73M0.0%-43.8%0.131%
2/11/2026Situational Awareness LP432,300$24.70M0.4%N/A1.876%
2/11/2026 WINTON GROUP Ltd8,743$500K0.0%N/A0.038%
2/11/2026Globeflex Capital L P10,399$594K0.1%+447.3%0.045%
2/11/2026 State of Wyoming853$49K0.0%N/A0.004%
2/10/2026Goldman Sachs Group Inc.101,611$5.81M0.0%+171.3%0.441%
2/10/2026Thoroughbred Financial Services LLC24,896$1.42M0.1%+1.9%0.108%
2/9/2026Geode Capital Management LLC191,671$10.95M0.0%+13.5%0.832%
2/6/2026 Creative Financial Designs Inc. ADV2,485$142K0.0%-14.2%0.011%


PSIX Institutional Ownership - Frequently Asked Questions

During the previous two years, 191 institutional investors and hedge funds held shares of Power Solutions International. The most heavily invested institutionals were Vanguard Group Inc. ($49.34M), Arrowstreet Capital Limited Partnership ($28.38M), Situational Awareness LP ($24.70M), Busey Bank ($21.61M), Allspring Global Investments Holdings LLC ($19.93M), Portolan Capital Management LLC ($19.23M), and Dimensional Fund Advisors LP ($17.24M).Learn more on Power Solutions International's institutional investors.

22.28% of Power Solutions International's stock is owned by institutional investors. Learn more on PSIX's institutional investor holdings.

Of the 187 institutional investors that purchased Power Solutions International's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Gagnon Securities LLC ($850.15K), Portolan Capital Management LLC ($537.09K), Gagnon Advisors LLC ($470.17K), Situational Awareness LP ($432.30K), Arrowstreet Capital Limited Partnership ($348.19K), Allspring Global Investments Holdings LLC ($328.76K), and S Squared Technology LLC ($293.03K).

Institutional investors have bought a total of 4,534,368 shares in the last 24 months. This purchase volume represents approximately $336.70M in transactions.

Of the 41 institutional investors that sold Power Solutions International's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Perritt Capital Management Inc ($927.69K), Gagnon Securities LLC ($276.84K), Invesco Ltd. ($92.70K), Two Sigma Investments LP ($57.30K), Corsair Capital Management L.P. ($35.13K), Lazard Asset Management LLC ($34.86K), and Ritholtz Wealth Management ($30.26K).

Institutional investors have sold a total of 1,630,207 shares in the last 24 months. This volume of shares sold represents approximately $148.13M in transactions.


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Institutional ownership data for NASDAQ:PSIX is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/6/2026. New 13F filings are added each quarter as they're published.
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