John Morrison - Feb 8, 2023 Form 4 Insider Report for ONE STOP SYSTEMS, INC. (OSS)

Role: Chief Financial Officer
Signature: /s/ John Morrison
Stock symbol: OSS
Transactions as of: Feb 8, 2023
Transactions value $: -$32,218
Form type: 4
Date filed: 2/10/2023, 06:21 PM
Previous filing: Nov 23, 2022
Next filing: Feb 14, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	OSS	Common Stock	Tax liability	-$32.2K	-9.21K	-4.91%	$3.50	178K	Feb 8, 2023	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	The Reporting Person forfeited 9,205 shares of common stock upon conversion of 21,333 vested and outstanding Restricted Stock Units into shares of common stock to cover tax withholdings, using the market price of the issuer's common stock at the time of forfeiture. These Restricted Stock Units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2022.
F2	Includes 66,001 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions.

Content

The Reporting Person forfeited 9,205 shares of common stock upon conversion of 21,333 vested and outstanding Restricted Stock Units into shares of common stock to cover tax withholdings, using the market price of the issuer's common stock at the time of forfeiture. These Restricted Stock Units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2022.

Includes 66,001 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions.