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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
2026-08-17 Hu Nan (Richard) Chief Executive Officer Grant or award · Phantom Stock +5,867 5,867
2026-03-06 Li Xun CFO Grant or award · Phantom Stock +1,665 1,665
2026-03-06 Du Zhaoying GC and Corp Secy Grant or award · Phantom Stock +1,492 1,492
2026-02-12 Li Xun CFO Option exercise +7,500 $2.00 $15K 8,021
2026-02-12 Li Xun CFO Shares withheld for taxes −3,429 $92.72 $318K 4,592
2026-02-12 Li Xun CFO Option exercise · Stock Appreciation Rights −7,500 7,500
2025-12-11 He Hong Director Grant or award +5,000 23,750
2025-12-11 SIMPKINS FRANK P Director Grant or award +5,000 30,000
2025-12-11 Du Zhaoying GC and Corp Secy Grant or award · Stock Appreciation Right +700 700
2025-12-11 Shea Courtney C. Director Grant or award +5,000 5,000
2025-09-11 Weichai America Corp. 10% owner Sale −6,738 $91.72 $618K 10,672,860
2025-09-11 Weichai America Corp. 10% owner Sale −19,351 $92.46 $1.8M 10,653,509
2025-09-11 Weichai America Corp. 10% owner Sale −23,231 $93.64 $2.2M 10,630,278
2025-09-11 Weichai America Corp. 10% owner Sale −30,519 $94.33 $2.9M 10,599,759
2025-09-11 He Hong Director Sale −1,500 $94.00 $141K 18,750
2025-09-10 Weichai America Corp. 10% owner Sale −6,308 $90.28 $570K 10,709,844
2025-09-10 Weichai America Corp. 10% owner Sale −5,018 $91.44 $459K 10,704,826
2025-09-10 Weichai America Corp. 10% owner Sale −14,557 $92.34 $1.3M 10,690,269
2025-09-10 Weichai America Corp. 10% owner Sale −2,515 $93.50 $235K 10,687,754
2025-09-10 Weichai America Corp. 10% owner Sale −7,585 $94.45 $716K 10,680,169

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