Outset Medical EVP sells 247 OM shares at $4.60 for tax cover

Outset Medical, Inc. (OM) reported an insider share sale by its EVP Operations R&D & Service, Marc Nash.

Rhea-AI Filing Summary

Outset Medical, Inc. (OM) reported an insider share sale by its EVP Operations R&D & Service, Marc Nash. On 11/17/2025, Nash sold 247 shares of common stock at $4.60 per share in a transaction coded "S," leaving him with 48,268 shares beneficially owned. The company explains that the shares were sold solely to cover tax withholding obligations tied to the vesting of 674 shares of common stock underlying RSUs granted on March 15, 2023, July 24, 2023, and January 12, 2024, and that the sale did not represent a discretionary trade by Nash.

Insider Trade Summary

Net Seller: 247 shares

Net Sell 1 txn

Insider Nash Marc

Role EVP Operations R&D & Service

Sold 247 shs ($1K)

Type	Security	Shares	Price	Value
Sale	Common Stock	247	$4.60	$1K

Holdings After Transaction: Common Stock — 48,268 shares (Direct)

Footnotes (1)

1. F1. Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 674 shares of Common Stock underlying RSUs granted to the reporting person on March 15, 2023, July 24, 2023, and January 12, 2024. This sale was made to satisfy tax withholding obligations through a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

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Accepted by SEC EDGAR 11/18/2025 - 04:33 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Nash Marc

(Last) (First) (Middle)

3052 ORCHARD DRIVE

(Street)

SAN JOSE CA 95134

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Outset Medical, Inc. [ OM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP Operations R&D & Service

3. Date of Earliest Transaction (Month/Day/Year)
11/17/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/17/2025		S		247(1)	D	$4.6	48,268	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 674 shares of Common Stock underlying RSUs granted to the reporting person on March 15, 2023, July 24, 2023, and January 12, 2024. This sale was made to satisfy tax withholding obligations through a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

	By: John L Brottem For: Marc Nash	11/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.