Mark Thomas Murphy - 24 Mar 2023 Form 3 Insider Report for ProSomnus, Inc. (OSA)

Role: Chief Growth Officer
Signature: /s/ Mark Thomas Murphy, by Nelson Mullins Riley & Scarborough LLP with Power of Attorney
Issuer symbol: OSA
Transactions as of: 24 Mar 2023
Net transactions value: $0
Form type: 3
Filing time: 11 Apr 2023, 20:52:44 UTC
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	OSA	Common Stock						92,008	24 Mar 2023	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	OSA	Stock Option (Right to Buy)							24 Mar 2023	Common Stock	40,930	$0.000000	Direct	F1

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

Explanation of Responses:

Id	Content
F1	Stock options vest over 4 years; 25% on the first-year anniversary, 25% on the second anniversary, and 6.25% quarterly vesting thereafter. Vesting may be accelerated upon change of control.