Power Solutions International, Inc. PSIX
We take great care to ensure that the data presented and summarized in this overview for POWER SOLUTIONS INTERNATIONAL, INC. is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding PSIX
View all-
Vanguard Group Inc Valley Forge, PA362KShares$29.4 Million0.0% of portfolio
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Gagnon Securities LLC342KShares$27.8 Million4.75% of portfolio
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Busey Wealth Management220KShares$17.9 Million0.62% of portfolio
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Allspring Global Investments Holdings, LLC206KShares$16.8 Million0.04% of portfolio
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Gagnon Advisors, LLC180KShares$14.7 Million8.51% of portfolio
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Geode Capital Management, LLC Boston, MA154KShares$12.6 Million0.0% of portfolio
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Two Sigma Investments, LP New York, NY110KShares$8.95 Million0.01% of portfolio
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Wells Fargo & Company San Francisco, CA105KShares$8.58 Million0.0% of portfolio
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O'Shaughnessy Asset Management, LLC Stamford, CT79KShares$6.42 Million0.04% of portfolio
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State Street Corp Boston, MA78.3KShares$6.37 Million0.0% of portfolio
Latest Institutional Activity in PSIX
Top Purchases
Top Sells
About PSIX
Power Solutions International, Inc. designs, engineers, manufactures, markets, and sells engines and power systems in the United States, North America, the Pacific Rim, Europe, and internationally. The company offers alternative-fueled power systems for original equipment manufacturers of off-highway industrial equipment and on-road vehicles; and large custom-engineered integrated electrical power generation systems. It also provides basic engine blocks integrated with fuel system parts, as well as complete packaged power systems, including combined front accessory drives, cooling systems, electronic systems, air intake systems, fuel systems, housings, power takeoff systems, exhaust systems, hydraulic systems, enclosures, brackets, hoses, tubes, packaging, telematics, and other assembled components. In addition, the company offers compression and spark-ignited internal combustion engines that run on various fuels, such as natural gas, propane, gasoline, diesel, and biofuels in the energy, industrial, and transportation markets. Further, it provides standby and prime power generation, demand response, microgrid, renewable energy resiliency, arbor equipment, and combined heat and power; forklifts, wood chippers, stump grinders, sweepers/industrial scrubbers, aerial lift platforms/scissor lifts, irrigation pumps, oil and gas compression, oil lifts, off road utility vehicles, ground support equipment, ice resurfacing equipment, and pump jacks; and light and medium duty vocational trucks and vans, school and transit buses, and terminal and utility tractors. The company has a strategic collaboration agreement with Weichai Power Co., Ltd. Power Solutions International, Inc. was founded in 1985 and is headquartered in Wood Dale, Illinois.
Insider Transactions at PSIX
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 11
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
79,839
-0.19%
|
$7,425,027
$93.04 P/Share
|
|
Sep 11
2025
|
Hong He |
SELL
Open market or private sale
|
Direct |
1,500
-7.41%
|
$141,000
$94.0 P/Share
|
|
Sep 10
2025
|
Hong He |
SELL
Open market or private sale
|
Direct |
1,000
-4.71%
|
$95,000
$95.0 P/Share
|
|
Sep 10
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
36,554
-0.06%
|
$3,362,968
$92.87 P/Share
|
|
Sep 09
2025
|
Hong He |
SELL
Open market or private sale
|
Direct |
4,000
-8.23%
|
$364,000
$91.15 P/Share
|
|
Sep 09
2025
|
Constantine Xykis CEO |
SELL
Open market or private sale
|
Direct |
7,854
-100.0%
|
$714,714
$91.31 P/Share
|
|
Sep 08
2025
|
Hong He |
SELL
Open market or private sale
|
Direct |
1,000
-3.81%
|
$89,000
$89.0 P/Share
|
|
Aug 26
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
94,047
-0.09%
|
$7,899,948
$84.99 P/Share
|
|
Aug 25
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
51,426
-0.08%
|
$4,679,766
$91.0 P/Share
|
|
Aug 25
2025
|
Frank P Simpkins |
SELL
Open market or private sale
|
Direct |
10,000
-28.57%
|
$910,000
$91.64 P/Share
|
|
Aug 25
2025
|
Xun Li CFO |
BUY
Open market or private purchase
|
Direct |
300
+36.54%
|
$27,600
$92.82 P/Share
|
|
Aug 25
2025
|
Xun Li CFO |
SELL
Open market or private sale
|
Direct |
8,000
-56.99%
|
$736,000
$92.76 P/Share
|
|
Aug 22
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
87,210
-0.07%
|
$7,500,060
$86.49 P/Share
|
|
Aug 21
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
42,314
-0.1%
|
$3,427,434
$81.96 P/Share
|
|
Aug 20
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
15,802
-0.07%
|
$1,264,160
$80.75 P/Share
|
|
Aug 19
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
79,670
-0.14%
|
$6,532,940
$82.43 P/Share
|
|
Aug 18
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
125,220
-0.11%
|
$10,518,480
$84.94 P/Share
|
|
Aug 15
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
116,137
-0.15%
|
$9,639,371
$83.45 P/Share
|
|
Aug 14
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
135,846
-0.12%
|
$11,546,910
$86.0 P/Share
|
|
Aug 13
2025
|
Weichai America Corp. > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
162,113
-0.13%
|
$14,752,283
$91.47 P/Share
|
Last 12 Months Summary
| Exercise of conversion of derivative security | 88.3K shares |
|---|---|
| Open market or private purchase | 300 shares |
| Grant, award, or other acquisition | 15K shares |
| Sale (or disposition) back to the issuer | 73.3K shares |
|---|---|
| Open market or private sale | 1.38M shares |
| Payment of exercise price or tax liability | 6.78K shares |
| Bona fide gift | 760K shares |