Neil Gagnon - Jan 31, 2022 Form 4 Insider Report for POWER SOLUTIONS INTERNATIONAL, INC. (PSIX)

Role: 10%+ Owner
Signature: /s/ Neil Gagnon
Stock symbol: PSIX
Transactions as of: Jan 31, 2022
Transactions value $: $1,020
Form type: 4
Date filed: 2/2/2022, 04:04 PM
Previous filing: Feb 1, 2022
Next filing: Feb 8, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PSIX	Common Stock, par value $0.001 per share	Purchase	$1.02K	+408	+2.31%	$2.50	18.1K	Jan 31, 2022	By self as Trustee of Gagnon Securities LLC Profit Sharing Plan	F1, F2
holding	PSIX	Common Stock, par value $0.001 per share						429K	Jan 31, 2022	Direct	F2
holding	PSIX	Common Stock, par value $0.001 per share						109K	Jan 31, 2022	By Limited Partner of the Family Partnership
holding	PSIX	Common Stock, par value $0.001 per share						627K	Jan 31, 2022	By Managing Member as General Partner of Gagnon Investment Associates	F1
holding	PSIX	Common Stock, par value $0.001 per share						70.2K	Jan 31, 2022	By Managing Member as General Partner of Darwin Partnership	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Neil Gagnon serves as the Chief Executive Officer of Gagnon Advisors, LLC and is the managing member and principal owner of Gagnon Securities LLC, each of which provide investment management services to investment vehicles and managed accounts (collectively, the "Accounts"), and as such, has investment discretion with respect to the Accounts. Mr. Gagnon's interest in the securities reported herein is limited to the extent of his pecuniary interest in each of the Accounts, if any.
F2	The Form 3 filed on February 1, 2022 erroneously attributed interest in 2,818 shares to Mr. Gagnon's direct ownership instead of to Mr. Gagnon as Trustee of Gagnon Securities LLC Profit Sharing Plan. The amounts reported under Column 5 of this Form 4 have been corrected.

Content

Neil Gagnon serves as the Chief Executive Officer of Gagnon Advisors, LLC and is the managing member and principal owner of Gagnon Securities LLC, each of which provide investment management services to investment vehicles and managed accounts (collectively, the "Accounts"), and as such, has investment discretion with respect to the Accounts. Mr. Gagnon's interest in the securities reported herein is limited to the extent of his pecuniary interest in each of the Accounts, if any.

The Form 3 filed on February 1, 2022 erroneously attributed interest in 2,818 shares to Mr. Gagnon's direct ownership instead of to Mr. Gagnon as Trustee of Gagnon Securities LLC Profit Sharing Plan. The amounts reported under Column 5 of this Form 4 have been corrected.