Power Solutions International, Inc.

NasdaqCM:PSIX Stock Report

Market Cap: US$2.1b

Power Solutions International Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqCM:PSIX Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
19 Sep 25SellUS$51,160,299Gary WinemasterIndividual475,404US$109.40
11 Sep 25SellUS$236,000Hong HeIndividual2,500US$95.00
11 Sep 25SellUS$7,461,417Weichai Power Co., Ltd.Company79,839US$94.33
10 Sep 25SellUS$3,378,488Weichai Power Co., Ltd.Company36,554US$95.20
09 Sep 25SellUS$365,775Hong HeIndividual4,000US$92.31
09 Sep 25SellUS$717,172Constantine XykisIndividual7,854US$91.31
08 Sep 25SellUS$89,000Hong HeIndividual1,000US$89.00
26 Aug 25SellUS$7,832,204Weichai Power Co., Ltd.Company94,047US$89.00
25 Aug 25BuyUS$27,846Xun LiIndividual300US$92.82
25 Aug 25SellUS$738,892Xun LiIndividual8,000US$93.30
25 Aug 25SellUS$916,380Frank SimpkinsIndividual10,000US$91.64
25 Aug 25SellUS$4,679,927Weichai Power Co., Ltd.Company51,426US$93.18
22 Aug 25SellUS$7,698,957Weichai Power Co., Ltd.Company87,210US$91.20
21 Aug 25SellUS$3,481,022Weichai Power Co., Ltd.Company42,314US$83.26
20 Aug 25SellUS$1,272,015Weichai Power Co., Ltd.Company15,802US$81.00
19 Aug 25SellUS$6,459,804Weichai Power Co., Ltd.Company79,670US$84.32
18 Aug 25SellUS$10,645,177Weichai Power Co., Ltd.Company125,220US$89.16
15 Aug 25SellUS$9,658,003Weichai Power Co., Ltd.Company116,137US$86.05
14 Aug 25SellUS$11,543,627Weichai Power Co., Ltd.Company135,846US$90.24
13 Aug 25SellUS$14,562,344Weichai Power Co., Ltd.Company162,113US$96.20
13 Aug 25SellUS$225,065Hong HeIndividual2,500US$90.03
12 Aug 25SellUS$2,492,596Constantine XykisIndividual26,005US$96.20
12 Aug 25SellUS$474,524Frank SimpkinsIndividual5,000US$96.21
12 Aug 25SellUS$11,609,527Weichai Power Co., Ltd.Company123,764US$96.19
12 Aug 25SellUS$5,627Weichai Power Co., Ltd.Company58US$97.02
05 Aug 25SellUS$9,557,568Gary WinemasterIndividual103,753US$95.66
11 Apr 25SellUS$46,548Gary WinemasterIndividual2,000US$23.27
22 Jan 25SellUS$2,082,607Gary WinemasterIndividual52,821US$41.09
14 Jan 25SellUS$562,470Gary WinemasterIndividual15,181US$37.05
24 Dec 24SellUS$1,614,676Gary WinemasterIndividual56,729US$30.00
02 Dec 24SellUS$790,568Gary WinemasterIndividual25,000US$31.62
05 Nov 24SellUS$94,908Gary WinemasterIndividual4,296US$22.09
17 Oct 24SellUS$123,983Gary WinemasterIndividual4,918US$25.21

Insider Trading Volume

Insider Buying: PSIX insiders have sold more shares than they have bought in the past 3 months.

Ownership Breakdown

What is the ownership structure of PSIX?
Owner TypeNumber of SharesOwnership Percentage
Institutions3,550,38315.4%
Individual Insiders3,999,78117.4%
General Public4,879,92321.2%
Public Companies10,599,75946%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 74.3% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
46%
Weichai Power Co., Ltd.
10,599,759US$978.1m-9.79%16.75%
9.6%
Kenneth Winemaster
2,211,274US$204.1m0%no data
6.32%
Gary Winemaster
1,455,259US$134.3m-33.4%no data
2.2%
BlackRock, Inc.
506,967US$46.8m423%no data
1.57%
The Vanguard Group, Inc.
361,638US$33.4m31.7%no data
1.48%
Gagnon Securities, LLC
341,611US$31.5m-35%5.89%
1%
Neil Gagnon
229,977US$21.2m0%no data
0.78%
Gagnon Advisors, LLC
180,405US$16.6m-44.2%10.09%
0.67%
Geode Capital Management, LLC
154,383US$14.2m102%no data
0.48%
Two Sigma Investments, LP
110,072US$10.2m103%0.02%
0.46%
Wells Fargo & Company
105,496US$9.7m424%no data
0.34%
O'Shaughnessy Asset Management, LLC
78,991US$7.3m-1.96%0.05%
0.34%
State Street Global Advisors, Inc.
78,320US$7.2m547%no data
0.32%
Citadel Advisors LLC
74,546US$6.9m-29.5%0.01%
0.32%
Arrowstreet Capital, Limited Partnership
73,202US$6.8m0%no data
0.29%
Raymond James Financial, Inc.
67,914US$6.3m175%no data
0.27%
The Goldman Sachs Group, Inc.
62,131US$5.7m151%no data
0.26%
Valiant Capital Management, L.P.
60,505US$5.6m38.8%0.41%
0.26%
Kenneth Landini
59,000US$5.4m0%no data
0.24%
Renaissance Technologies LLC
56,396US$5.2m0%0.01%
0.24%
Independent Advisor Alliance, LLC
54,545US$5.0m27%0.13%
0.21%
Northern Trust Global Investments
47,829US$4.4m330%no data
0.21%
Charles Schwab Investment Management, Inc.
47,510US$4.4m53.5%no data
0.2%
Morgan Stanley
46,799US$4.3m153%no data
0.2%
The Informed Momentum Company LLC
46,430US$4.3m0%0.55%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/10/05 01:06
End of Day Share Price 2025/10/03 00:00
Earnings2025/06/30
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Power Solutions International, Inc. is covered by 9 analysts. 1 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Rudolf HokansonBarrington Research Associates, Inc.
Gregory McKinleyColliers Securities
Brooks O'NeilColliers Securities