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, Q1 2026
Institutional positions in Power Solutions International, Inc. as of Mar 31, 2026. 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
- 204
- +12 vs. Q4 2025
- Shares held
- 7.29M
- +978.9K (+15.5%) vs. Q4 2025
- Total value
- $445.5M
- +$83.4M (+23.0%) vs. Q4 2025
- New holders
- 56
- 64 more added
- Sold out
- 44
- 51 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 157 | $328.5M |
| Q1 2026 | 204 | $445.5M |
| Q4 2025 | 195 | $393.2M |
| Q3 2025 | 203 | $533.2M |
| Q2 2025 | 126 | $226.2M |
| Q1 2025 | 66 | $80.1M |
| Q4 2024 | 31 | $68.7M |
| Q3 2024 | 4 | $46.8M |
| Q2 2024 | 4 | $17.4M |
| Q1 2024 | 4 | $6.14M |
| Q4 2023 | 4 | $5.40M |
| Q3 2023 | 4 | $8.66M |
| Q2 2023 | 4 | $7.47M |
| Q1 2023 | 4 | $6.87M |
| Q4 2022 | 4 | $8.10M |
| Q3 2022 | 4 | $4.47M |
| Q2 2022 | 4 | $4.37M |
| Q1 2022 | 4 | $7.87M |
| Q4 2021 | 4 | $7.49M |
| Q3 2021 | 4 | $9.95M |
| Q2 2021 | 4 | $15.2M |
| Q1 2021 | 4 | $18.3M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Power Solutions International, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CenterStar Asset Management, LLC | 6,250 | $379.9K | 0.37% | +6,250 | New |
| Sequent Planning LLC | 6,423 | $391.0K | 0.09% | +260+4.2% | Added |
| Bridgefront Capital, LLC | 6,434 | $391.7K | 0.10% | +6,434 | New |
| Formidable Asset Management, LLC | 6,581 | $400.7K | 0.06% | +6,581 | New |
| Corsair Capital Management, L.P. | 6,639 | $404.2K | 0.06% | −14,500−68.6% | Reduced |
| Vestcor Inc | 6,741 | $410.0K | 0.01% | 00.0% | Unchanged |
| Deutsche Bank AG | 6,813 | $414.8K | 0.00% | +900+15.2% | Added |
| Great Valley Advisor Group, Inc. | 7,445 | $453.3K | 0.01% | +366+5.2% | Added |
| Creative Planning | 7,751 | $471.9K | 0.00% | −2,907−27.3% | Reduced |
| Invesco Ltd. | 8,393 | $511.0K | 0.00% | +611+7.9% | Added |
| Balyasny Asset Management LLC | 8,399 | $511.3K | 0.00% | +3,844+84.4% | Added |
| Susquehanna International Group, LLP | 8,487 | $516.7K | 0.00% | −11,173−56.8% | Reduced |
| Maxi Investments CY Ltd | 8,654 | $527.0K | 0.12% | +8,654 | New |
| Alps Advisors Inc | 8,724 | $531.1K | 0.00% | +3,840+78.6% | Added |
| California State Teachers Retirement System | 8,739 | $532.0K | 0.00% | −63−0.7% | Reduced |
| Independent Financial Group, LLC | 8,773 | $534.1K | 0.01% | +8,773 | New |
| Bay Rivers Group | 9,186 | $559.2K | 0.23% | +1,400+18.0% | Added |
| Commonwealth Equity Services, LLC | 9,399 | $572.2K | 0.00% | −97−1.0% | Reduced |
| Credit Agricole S A | 9,500 | $578.4K | 0.00% | 00.0% | Unchanged |
| Kassira Wealth Management LLC | 9,549 | $581.3K | 0.53% | +9,549 | New |
| Rhumbline Advisers | 9,869 | $600.8K | 0.00% | +686+7.5% | Added |
| Massachusetts Financial Services Co | 10,152 | $618.1K | 0.00% | +1,250+14.0% | Added |
| Ritholtz Wealth Management | 10,611 | $646.0K | 0.01% | −8,118−43.3% | Reduced |
| MML Investors Services, LLC | 11,371 | $692.3K | 0.00% | −20,979−64.9% | Reduced |
| XTX Topco Ltd | 11,563 | $704.0K | 0.01% | −952−7.6% | Reduced |
| Kerrisdale Advisers, LLC | 11,665 | $710.2K | 0.27% | +11,665 | New |
| Stephens Inc | 12,000 | $730.6K | 0.01% | 00.0% | Unchanged |
| Swiss Life Asset Management Ltd | 5,404 | $754.3K | 0.00% | +5,404 | New |
| Qube Research & Technologies Ltd | 12,538 | $763.3K | 0.00% | −101,711−89.0% | Reduced |
| BNP Paribas Arbitrage, SA | 13,161 | $801.2K | 0.00% | +3,891+42.0% | Added |
| Oak Ridge Investments LLC | 13,307 | $810.1K | 0.05% | +13,307 | New |
| Advisor Group Holdings, Inc. | 13,373 | $814.1K | 0.00% | −17,926−57.3% | Reduced |
| New York State Common Retirement Fund | 13,534 | $824.0K | 0.00% | +11,434+544.5% | Added |
| Squarepoint Ops LLC | 13,586 | $827.1K | 0.00% | +13,586 | New |
| UBS Asset Management Americas Inc | 13,744 | $836.7K | 0.00% | +2,977+27.6% | Added |
| Algert Global LLC | 14,510 | $883.4K | 0.01% | +2,290+18.7% | Added |
| Capelight Capital Asset Management LP | 15,000 | $913.2K | 0.76% | +15,000 | New |
| Russell Investments Group, Ltd. | 15,514 | $944.5K | 0.00% | +489+3.3% | Added |
| Clear Creek Financial Management, LLC | 15,681 | $954.7K | 0.07% | +238+1.5% | Added |
| Gotham Asset Management, LLC | 15,917 | $969.0K | 0.00% | −2,262−12.4% | Reduced |
| Moran Wealth Management, LLC | 15,927 | $969.6K | 0.03% | +7,002+78.5% | Added |
| Polymer Capital Management (HK) LTD | 16,000 | $974.1K | 0.14% | +16,000 | New |
| Hennion & Walsh Asset Management, Inc. | 16,150 | $983.2K | 0.03% | +7,160+79.6% | Added |
| ARGA Investment Management, LP | 16,238 | $988.6K | 0.03% | +16,238 | New |
| Nuveen, LLC | 16,670 | $1.01M | 0.00% | +98+0.6% | Added |
| World Equity Group, Inc. | 17,808 | $1.08M | 0.28% | +2,068+13.1% | Added |
| Swiss National Bank | 18,200 | $1.11M | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 18,333 | $1.12M | 0.01% | −11,896−39.4% | Reduced |
| Defiance ETFs, LLC | 20,868 | $1.27M | 0.02% | +20,868 | New |
| De Lisle Partners LLP | 21,000 | $1.28M | 0.15% | 00.0% | Unchanged |
| Thoroughbred Financial Services, LLC | 24,054 | $1.46M | 0.09% | −842−3.4% | Reduced |
| OP Asset Management Ltd | 25,440 | $1.55M | 0.02% | +22,306+711.7% | Added |
| Federated Hermes, Inc. | 26,849 | $1.63M | 0.00% | +26,593+10,387.9% | Added |
| Ameriprise Financial Inc | 26,984 | $1.66M | 0.00% | −11,052−29.1% | Reduced |
| Citadel Advisors LLC | 27,959 | $1.70M | 0.00% | +11,626+71.2% | Added |
| AQR Capital Management LLC | 28,128 | $1.71M | 0.00% | −1,697−5.7% | Reduced |
| Burney Co | 29,020 | $1.77M | 0.06% | −1,306−4.3% | Reduced |
| Toroso Investments, LLC | 29,379 | $1.79M | 0.01% | +12,380+72.8% | Added |
| Alliancebernstein L.P. | 33,440 | $1.91M | 0.00% | +6,000+21.9% | Added |
| Bank of America Corp | 31,495 | $1.92M | 0.00% | +20,400+183.9% | Added |
| Bridge City Capital, LLC | 32,793 | $2.00M | 0.55% | +32,793 | New |
| Jane Street Group, LLC | 32,796 | $2.00M | 0.00% | +32,796 | New |
| Raymond James Financial Inc | 32,864 | $2.00M | 0.00% | −76,684−70.0% | Reduced |
| Cetera Investment Advisers | 33,508 | $2.04M | 0.00% | +11,892+55.0% | Added |
| Bank of New York Mellon Corp | 34,670 | $2.11M | 0.00% | −10.0% | Reduced |
| Victory Capital Management Inc | 37,316 | $2.27M | 0.00% | −38,552−50.8% | Reduced |
| Franklin Resources Inc | 39,144 | $2.38M | 0.00% | +8,228+26.6% | Added |
| Meros Investment Management, LP | 39,266 | $2.39M | 1.04% | +39,266 | New |
| Wells Fargo & Company | 43,852 | $2.67M | 0.00% | −31,387−41.7% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 44,270 | $2.69M | 0.01% | +2,266+5.4% | Added |
| Goldman Sachs Group Inc | 44,306 | $2.70M | 0.00% | −57,305−56.4% | Reduced |
| Two Sigma Investments, LP | 46,371 | $2.82M | 0.00% | −14,400−23.7% | Reduced |
| Capital Fund Management S.A. | 47,313 | $2.88M | 0.03% | +32,452+218.4% | Added |
| Vanguard Fiduciary Trust Co | 48,690 | $2.96M | 0.00% | +48,690 | New |
| Antipodes Partners Ltd | 52,877 | $3.22M | 0.06% | −175,536−76.9% | Reduced |
| SEI Investments Co | 57,455 | $3.50M | 0.00% | −5,010−8.0% | Reduced |
| CVFG LLC | 60,170 | $3.66M | 0.46% | +60,170 | New |
| Hussman Strategic Advisors, Inc. | 63,000 | $3.84M | 0.83% | +31,500+100.0% | Added |
| Valiant Capital Management, L.P. | 69,388 | $4.22M | 0.33% | +28,987+71.7% | Added |
| Voloridge Investment Management, LLC | 72,630 | $4.42M | 0.02% | +72,630 | New |
| Charles Schwab Investment Management Inc | 74,753 | $4.55M | 0.00% | −263−0.4% | Reduced |
| OnyxPoint Global Management LP | 77,919 | $4.74M | 2.01% | +77,919 | New |
| Northern Trust Corp | 80,099 | $4.88M | 0.00% | +1,724+2.2% | Added |
| First Trust Advisors LP | 86,123 | $5.24M | 0.00% | +5,049+6.2% | Added |
| Man Group plc | 88,667 | $5.40M | 0.01% | +61,778+229.8% | Added |
| Millennium Management LLC | 97,880 | $5.96M | 0.00% | +3,222+3.4% | Added |
| Hel Ved Capital Management Ltd | 100,876 | $6.14M | 1.06% | −7,250−6.7% | Reduced |
| Vanguard Portfolio Management LLC | 105,229 | $6.41M | 0.00% | +105,229 | New |
| Navellier & Associates Inc | 107,502 | $6.54M | 0.68% | +5,773+5.7% | Added |
| Danske Bank A/S | 121,653 | $7.41M | 0.02% | +121,653 | New |
| LPL Financial LLC | 156,185 | $9.51M | 0.00% | +69,604+80.4% | Added |
| Morgan Stanley | 167,037 | $10.2M | 0.00% | −7,717−4.4% | Reduced |
| State Street Corp | 170,747 | $10.4M | 0.00% | +5,852+3.5% | Added |
| Geode Capital Management, LLC | 196,297 | $12.0M | 0.00% | +4,626+2.4% | Added |
| SG Americas Securities, LLC | 216,395 | $13.2M | 0.01% | +214,612+12,036.6% | Added |
| Busey Wealth Management | 220,000 | $13.4M | 0.36% | 00.0% | Unchanged |
| Barclays PLC | 239,046 | $14.6M | 0.01% | +212,172+789.5% | Added |
| Dimensional Fund Advisors LP | 283,241 | $17.2M | 0.00% | +81,350+40.3% | Added |
| Allspring Global Investments Holdings, LLC | 301,168 | $19.9M | 0.03% | −27,593−8.4% | Reduced |
| Vanguard Capital Management LLC | 340,974 | $20.8M | 0.00% | +340,974 | New |