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Power Solutions International, Inc.

PSIX
Exchange
Nasdaq
Industry
Engines & Turbines
SEC CIK
0001137091

No open-market purchases or sales by Power Solutions International, Inc. insiders were filed in the last 90 days; 157 institutions reported holding it in 13F filings for Q2 2026, worth $328.5M in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in Power Solutions International, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
126
+60 vs. Q1 2025
Shares held
3.49M
+326.0K (+10.3%) vs. Q1 2025
Total value
$226.2M
+$146.1M (+182.3%) vs. Q1 2025
New holders
73
33 more added
Sold out
13
17 more reduced

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PSIX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 126 institutions
Q1 2021: 4 institutionsQ2 2021: 4 institutionsQ3 2021: 4 institutionsQ4 2021: 4 institutionsQ1 2022: 4 institutionsQ2 2022: 4 institutionsQ3 2022: 4 institutionsQ4 2022: 4 institutionsQ1 2023: 4 institutionsQ2 2023: 4 institutionsQ3 2023: 4 institutionsQ4 2023: 4 institutionsQ1 2024: 4 institutionsQ2 2024: 4 institutionsQ3 2024: 4 institutionsQ4 2024: 31 institutionsQ1 2025: 66 institutionsQ2 2025: 126 institutionsQ3 2025: 203 institutionsQ4 2025: 195 institutionsQ1 2026: 204 institutionsQ2 2026: 157 institutions
Value heldQ2 2025: $226.4M
Q1 2021: $18.3MQ2 2021: $15.2MQ3 2021: $9.95MQ4 2021: $7.49MQ1 2022: $7.87MQ2 2022: $4.37MQ3 2022: $4.47MQ4 2022: $8.10MQ1 2023: $6.87MQ2 2023: $7.47MQ3 2023: $8.66MQ4 2023: $5.40MQ1 2024: $6.14MQ2 2024: $17.4MQ3 2024: $46.8MQ4 2024: $68.7MQ1 2025: $80.1MQ2 2025: $226.4MQ3 2025: $535.2MQ4 2025: $393.2MQ1 2026: $445.5MQ2 2026: $328.5M
Institutions holding PSIX and their total value by quarter
QuarterHoldersValue
Q2 2026157$328.5M
Q1 2026204$445.5M
Q4 2025195$393.2M
Q3 2025203$535.2M
Q2 2025126$226.4M
Q1 202566$80.1M
Q4 202431$68.7M
Q3 20244$46.8M
Q2 20244$17.4M
Q1 20244$6.14M
Q4 20234$5.40M
Q3 20234$8.66M
Q2 20234$7.47M
Q1 20234$6.87M
Q4 20224$8.10M
Q3 20224$4.47M
Q2 20224$4.37M
Q1 20224$7.87M
Q4 20214$7.49M
Q3 20214$9.95M
Q2 20214$15.2M
Q1 20214$18.3M

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Power Solutions International, Inc.; share changes are against Q1 2025.

Institutions holding PSIX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.506,967$32.8M0.00%+410,020+422.9%Added
Vanguard Group Inc361,638$23.4M0.00%+86,945+31.7%Added
Gagnon Securities LLC341,611$22.1M4.49%−183,680−35.0%Reduced
Gagnon Advisors, LLC180,405$11.7M7.84%−143,079−44.2%Reduced
Geode Capital Management, LLC154,383$9.99M0.00%+78,034+102.2%Added
Two Sigma Investments, LP110,072$7.12M0.01%+55,811+102.9%Added
Wells Fargo & Company105,496$6.82M0.00%+85,351+423.7%Added
O'Shaughnessy Asset Management, LLC78,991$5.11M0.03%−1,579−2.0%Reduced
State Street Corp78,320$5.07M0.00%+66,220+547.3%Added
Citadel Advisors LLC74,546$4.82M0.00%−31,228−29.5%Reduced
Arrowstreet Capital, Limited Partnership73,202$4.73M0.00%+73,202New
Raymond James Financial Inc67,914$4.39M0.00%+43,185+174.6%Added
Goldman Sachs Group Inc62,131$4.02M0.00%+37,414+151.4%Added
Valiant Capital Management, L.P.60,505$3.91M0.30%+16,900+38.8%Added
Renaissance Technologies LLC56,396$3.65M0.00%+56,396New
Independent Advisor Alliance54,545$3.53M0.10%+11,605+27.0%Added
Morgan Stanley51,408$3.33M0.00%+32,900+177.8%Added
Northern Trust Corp47,829$3.09M0.00%+36,696+329.6%Added
Charles Schwab Investment Management Inc47,510$3.07M0.00%+16,565+53.5%Added
EAM Investors, LLC46,430$3.00M0.45%+46,430New
LPL Financial LLC45,907$2.97M0.00%+25,007+119.7%Added
Lazard Asset Management LLC45,902$2.97M0.00%+45,902New
Two Sigma Advisers, LP44,800$2.90M0.01%+24,000+115.4%Added
Advisor Group Holdings, Inc.44,759$2.89M0.01%+22,637+102.3%Added
Navellier & Associates Inc43,603$2.82M0.35%+3,937+9.9%Added
Ritholtz Wealth Management40,873$2.64M0.06%+1,018+2.6%Added
Millennium Management LLC40,863$2.64M0.00%−17,337−29.8%Reduced
S Squared Technology, LLC39,574$2.56M1.08%−123,460−75.7%Reduced
Burney Co39,138$2.53M0.09%+5,248+15.5%Added
MML Investors Services, LLC30,033$1.94M0.01%+8,952+42.5%Added
Corsair Capital Management, L.P.25,635$1.66M0.32%−11,132−30.3%Reduced
Thoroughbred Financial Services, LLC23,801$1.54M0.11%+2,018+9.3%Added
Cetera Investment Advisers21,978$1.42M0.00%+1,575+7.7%Added
Thompson Davis & Co., Inc.20,550$1.33M0.91%+20,550New
Verition Fund Management LLC18,373$1.19M0.01%+18,373New
Gotham Asset Management, LLC18,255$1.18M0.01%+18,255New
Jump Financial, LLC16,900$1.09M0.01%+16,900New
Perritt Capital Management Inc14,420$932.7K0.48%−580−3.9%Reduced
Nuveen, LLC14,328$926.7K0.00%+14,328New
World Equity Group, Inc.14,252$921.8K0.25%+4,857+51.7%Added
Russell Investments Group, Ltd.14,121$913.3K0.00%+14,121New
Bank of New York Mellon Corp13,561$877.1K0.00%+13,561New
Barclays PLC13,184$852.7K0.00%+13,184New
Clear Creek Financial Management, LLC12,811$828.6K0.08%+12,811New
Commonwealth Equity Services, LLC12,107$783.0K0.00%+12,107New
Omers Administration Corp11,800$763.2K0.01%+3,000+34.1%Added
D.A. Davidson & Co.11,680$755.5K0.01%+1,530+15.1%Added
Creative Planning10,623$687.1K0.00%+10,623New
Acadian Asset Management LLC10,214$659.0K0.00%+5,745+128.6%Added
Dimensional Fund Advisors LP9,648$624.0K0.00%+578+6.4%Added
Rhumbline Advisers9,435$610.2K0.00%+9,435New
Astoria Portfolio Advisors LLC.6,388$571.9K0.16%+6,388New
Susquehanna International Group, LLP8,186$529.5K0.00%−99,241−92.4%Reduced
Northwestern Mutual Wealth Management Co7,950$514.2K0.00%−7−0.1%Reduced
Vestcor Inc6,741$436.0K0.01%+5,604+492.9%Added
Change Path, LLC6,548$423.5K0.01%+6,548New
Legal & General Group Plc5,585$361.2K0.00%+5,585New
SEI Investments Co5,396$349.0K0.00%+5,396New
Virtu Financial LLC5,316$344.0K0.02%−9,548−64.2%Reduced
Avantax Advisory Services, Inc.5,253$339.8K0.00%+5,253New
Advisory Services Network, LLC3,552$333.0K0.01%+3,552New
Cozad Asset Management Inc5,131$331.9K0.03%+5,131New
GK Wealth Management LLC5,085$328.9K0.33%+5,085New
Mutual Advisors, LLC3,612$327.0K0.01%+3,612New
Perigon Wealth Management, LLC4,979$322.0K0.01%+4,979New
D'Orazio & Associates, Inc.4,868$314.9K0.04%+4,868New
Arete Wealth Advisors, LLC4,745$307.0K0.02%+4,745New
Spire Wealth Management4,511$291.8K0.01%−1,473−24.6%Reduced
Alliancebernstein L.P.4,500$291.1K0.00%+4,500New
State of Wyoming4,312$278.9K0.03%+4,312New
Deutsche Bank AG4,219$272.9K0.00%+4,219New
Cambridge Investment Research Advisors, Inc.4,072$263.0K0.00%+4,072New
Invesco Ltd.3,968$256.6K0.00%+3,968New
DRW Securities, LLC3,960$256.1K0.02%+3,960New
MetLife Investment Management3,941$254.9K0.00%+3,941New
Bank of America Corp3,869$250.2K0.00%−726−15.8%Reduced
Aviance Capital Partners, LLC3,760$243.2K0.03%+3,760New
Quantbot Technologies LP3,727$241.1K0.01%+3,727New
Rathbone Brothers plc3,695$239.0K0.00%+3,695New
Royal Bank of Canada3,676$238.0K0.00%+1,340+57.4%Added
Bay Rivers Group3,600$232.8K0.11%+3,600New
Mirae Asset Global ETFs Holdings Ltd.3,590$232.2K0.00%+3,590New
Entropy Technologies, LP3,500$226.4K0.02%+3,500New
Kathmere Capital Management, LLC3,499$226.3K0.02%+3,499New
Intech Investment Management LLC3,345$216.4K0.00%+3,345New
Manufacturers Life Insurance Company, The3,305$213.8K0.00%+3,305New
Price T Rowe Associates Inc3,279$213.0K0.00%+3,279New
Great Valley Advisor Group, Inc.3,237$209.4K0.00%+3,237New
Jane Street Group, LLC3,105$200.8K0.00%+3,105New
JPMorgan Chase & Co3,097$200.3K0.00%+821+36.1%Added
Citigroup Inc2,984$193.0K0.00%+1,767+145.2%Added
BNP Paribas Arbitrage, SA2,756$178.3K0.00%+2,756New
New York State Common Retirement Fund2,100$135.8K0.00%+2,100New
Creative Financial Designs Inc1,980$128.1K0.01%+1,780+890.0%Added
Farther Finance Advisors, LLC1,651$106.8K0.00%+773+88.0%Added
Police & Firemen's Retirement System of New Jersey1,416$91.6K0.00%+1,416New
FMR LLC1,403$90.8K0.00%+1,403New
Twin Peaks Wealth Advisors, LLC800$76.4K0.02%+800New
Clear Street Markets LLC1,045$67.6K0.02%+1,045New
STRS Ohio1,000$64.7K0.00%+1,000New