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CIK 0001137091 · Large accelerated filer

POWER SOLUTIONS INTERNATIONAL, INC.

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Ticker
PSIX
Exchange
Nasdaq
Industry
Engines & Turbines
FY end
Dec 31
Incorporated
IL
Entity type
operating
EIN
330963637
Phone
630-350-9400
Business address
201 MITTEL DRIVE, WOOD DALE, IL, 60191
Former names
FORMAT INC, FORMAT INC /FA/
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 62 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-09-10 Weichai America Corp. 10% owner Sale −571 $95.20 $54K 10,679,598
2025-09-10 He Hong Director Sale −1,000 $95.00 $95K 20,250
2025-09-09 Xykis Constantine CEO Sale −7,854 $91.31 $717K 0
2025-09-09 He Hong Director Sale −1,500 $90.00 $135K 23,750
2025-09-09 He Hong Director Sale −2,500 $92.31 $231K 21,250
2025-09-08 He Hong Director Sale −1,000 $89.00 $89K 25,250
2025-08-26 Weichai America Corp. 10% owner Sale −13,548 $80.66 $1.1M 10,796,651
2025-08-26 Weichai America Corp. 10% owner Sale −21,925 $81.57 $1.8M 10,774,726
2025-08-26 Weichai America Corp. 10% owner Sale −17,075 $82.49 $1.4M 10,757,651
2025-08-26 Weichai America Corp. 10% owner Sale −11,923 $83.46 $995K 10,745,728
2025-08-26 Weichai America Corp. 10% owner Sale −9,949 $84.35 $839K 10,735,779
2025-08-26 Weichai America Corp. 10% owner Sale −2,093 $85.81 $180K 10,733,686
2025-08-26 Weichai America Corp. 10% owner Sale −11,295 $86.74 $980K 10,722,391
2025-08-26 Weichai America Corp. 10% owner Sale −2,676 $87.52 $234K 10,719,715
2025-08-26 Weichai America Corp. 10% owner Sale −3,385 $88.35 $299K 10,716,300
2025-08-26 Weichai America Corp. 10% owner Sale −178 $89.00 $16K 10,716,152
2025-08-25 Weichai America Corp. 10% owner Sale −6,948 $88.78 $617K 10,854,677
2025-08-25 Weichai America Corp. 10% owner Sale −8,102 $89.48 $725K 10,846,575
2025-08-25 Weichai America Corp. 10% owner Sale −9,003 $90.38 $814K 10,837,572
2025-08-25 Weichai America Corp. 10% owner Sale −12,283 $91.63 $1.1M 10,825,289

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