Investor Winemaster Gary S
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Winemaster Gary S . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

Date Form Target Prev
Shares
Current
Shares
Change
(Percent)
Ownership
(Percent)
Change
(Percent)
2025-08-07 13D/A PSIX / Power Solutions International, Inc. 2,184,790 1,930,663
2025-04-23 13D/A PSIX / Power Solutions International, Inc. 3,318,279 2,184,790
2023-08-07 13D/A PSIX / Power Solutions International, Inc. 3,533,882 3,318,279
2020-11-12 13D/A PSIX / Power Solutions International, Inc. 3,680,896 3,533,882
2017-12-05 13D/A PSIX / Power Solutions International, Inc. 3,680,896 3,680,896
2017-08-10 13D/A PSIX / Power Solutions International, Inc. 3,880,896 3,680,896
2017-03-27 13D/A PSIX / Power Solutions International, Inc. 3,880,896 3,880,896
2015-08-18 13D/A PSIX / Power Solutions International, Inc. 3,880,896
2014-06-17 13D/A PSIX / Power Solutions International, Inc. 3,872,696
2014-01-06 13D/A PSIX / Power Solutions International, Inc. 3,872,300
2013-12-18 13D/A PSIX / Power Solutions International, Inc. 3,871,300
2013-07-25 13D/A PSIX / Power Solutions International, Inc. 3,868,000
2013-05-09 13D/A PSIX / Power Solutions International, Inc. 4,345,500
2013-04-23 13D/A PSIX / Power Solutions International, Inc. 4,382,763
2013-04-11 13D/A PSIX / Power Solutions International, Inc. 4,414,538
2013-03-14 13D/A PSIX / Power Solutions International, Inc. 4,435,500
2013-02-01 13D/A PSIX / Power Solutions International, Inc. 4,480,500
2013-01-16 13D/A PSIX / Power Solutions International, Inc. 4,480,500
2013-01-02 13D/A PSIX / Power Solutions International, Inc. 4,513,180
2012-09-24 13D/A PSIX / Power Solutions International, Inc. 4,525,500