With a market capitalization (market cap) of $1.05B — a measure of how much the company is worth — Power Solutions International, Inc. ranks #2,526 among the 2,557 companies tracked, and 347th in Industrials as of September 18, 2026. Shares trade at $45.55, up 13.62% on the day.
of 2,557 tracked
Market-cap change uses historical capitalization records. Share-price returns are a different series — they can diverge when the share count changes. Market cap vs. stock price.
Year-end values and the chart both come from historical market-cap records, not from applying today's share count to past prices.
| Year | As of | Market cap | Annual change | Year-end close |
|---|---|---|---|---|
| 2026 | Sep 17, 2026 | $1.05B | -20.27% | $45.55 |
| 2025 | Dec 31, 2025 | $1.32B | +92.41% | $57.14 |
| 2024 | Dec 31, 2024 | $684.4M | +1,353.56% | $29.75 |
| 2023 | Dec 29, 2023 | $47.08M | -31.62% | $2.05 |
| 2022 | Dec 30, 2022 |
Ranking figure $1.05B as of September 18, 2026.
Power Solutions International, Inc.'s ranking market cap is the provider-reported capitalization on the same snapshot as the rest of this site, with a share price of $45.55 as of September 17, 2026. See how the ranking works.
Live shares outstanding are not on the quote used for price, so this page does not invent a current share count. Shares outstanding vs. float.
The latest annual report (FY 2025) used a weighted-average 23,022,000 shares. That figure is an average for the year, not the live count in the market-cap formula.
Ranking snapshot
current price ÷ annual EPS
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Largest U.S.-listed names in the same FMP sector — not a hand-picked competitor set.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #7 | Space Exploration Technologies Corp. SPCX | $2.04T | +2.60% |
| #33 | Caterpillar Inc. CAT | $367.85B | +2.02% |
| #40 | GE Aerospace |
Power Solutions International, Inc. (PSIX) is a global entity operating across the United States, North America, the Pacific Rim, and Europe, specializing in the engineering, manufacturing, marketing, and sale of sophisticated engines and power systems. The company offers alternative-fuel power solutions designed for original equipment manufacturers (OEMs) in both off-highway industrial sectors and on-road vehicle markets. Additionally, PSIX develops large-scale, custom-engineered electrical power generation systems.
Summary from the company profile (Financial Modeling Prep). Principal financial figures above are for FY 2025.
Visit websiteAs of September 18, 2026, Power Solutions International, Inc. (PSIX) is worth $1.05B — that is its market capitalization, the total value of its outstanding shares on MarketCapLens.
Power Solutions International, Inc. ranks #2,526 among the 2,557 companies tracked on MarketCapLens. In Industrials it ranks #347 of 348.
Power Solutions International, Inc.’s ranking market cap of $1.05B comes from the same snapshot as the rest of this site, as of September 18, 2026. It is not share price multiplied by the FY 2025 weighted-average share count of 23,022,000.
Fundamentals are annual. Figures labeled with their fiscal year. Live ratios use the current price against those annual earnings.
| $68.85M |
| +0.10% |
| $3.00 |
| 2021 | Dec 31, 2021 | $68.78M | — | $3.00 |
|---|
Last observation of each calendar year from historical market-cap records. The current year is through the latest date, not a completed year-end. Share-price close is the matching session for context — we do not rebuild cap from today's share count.
FY 2025
| $325.24B |
| +0.18% |
| #53 | RTX Corporation RTX | $260.85B | -1.67% |
| #59 | GE Vernova Inc. GEV | $246.34B | -0.02% |
| #81 | Deere & Company DE | $185.08B | +2.41% |
Companies immediately above and below in the overall ranking. They may be in a different sector.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #2523 | HighPeak Energy, Inc. HPK | $1.05B | +5.97% |
| #2524 | Upwork Inc. UPWK | $1.05B | -0.41% |
| #2525 | Amphastar Pharmaceuticals, Inc. AMPH | $1.05B | -0.54% |
| #2527 | Ituran Location and Control Ltd. ITRN | $1.05B | +2.29% |
| #2528 | SL Science Holding Ltd SLBT | $1.05B | +3.31% |
| #2529 | Versamet Royalties Corporation Common Stock VMET | $1.04B | +6.54% |
Over the past year, Power Solutions International, Inc.’s market cap is down 55.09%, using historical market-cap records rather than today’s share count applied to past prices.
Power Solutions International, Inc. (PSIX) shares trade at $45.55, up 13.62% on the day, as of September 18, 2026.
Power Solutions International, Inc. trades at a live price-to-earnings (P/E) ratio of 9.2, using the latest share price divided by the latest annual earnings per share. That is not the same as a fiscal-year reported P/E.