Weichai America Corp. - 21 Aug 2025 SCHEDULE 13D/A Report for POWER SOLUTIONS INTERNATIONAL, INC. Common Stock, par value $0.001 per share (PSIX)

Filing Manager
Weichai America Corp.
Reporting Manager
Weichai America Corp.
Security
POWER SOLUTIONS INTERNATIONAL, INC. Common Stock, par value $0.001 per share
Symbol
PSIX
Shares outstanding
23,050,179 shares
Disclosed Ownership
10,948,835 shares
Ownership
48%
Form type
SCHEDULE 13D/A
Filing time
25 Aug 2025, 16:01:24 UTC
Date of event
21 Aug 2025
Previous filing
19 Aug 2025
Next filing
28 Aug 2025
SEC
View on sec.gov

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Weichai America Corp. 48% 10,948,835 0 10,948,835 /s/ Jinguang Liu (aka Jin Liu) Jinguang Liu (aka Jin Liu), Chief Financial Officer 0001702521
Weichai Power Co., Ltd. 48% 10,948,835 0 10,948,835 /s/ Chenglong Sun Chenglong Sun, Authorized Representative 0001703367
Shandong Heavy Industry Group Co., Ltd. 48% 10,948,835 0 10,948,835 /s/ Chenglong Sun Chenglong Sun, Authorized Representative 0001703252