[Form 4] Outset Medical, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Brottem John L. reported acquisition or exercise transactions in this Form 4 filing.

Outset Medical, Inc. reported that its General Counsel, John L. Brottem, received a grant of 59,830 restricted stock units (RSUs) of common stock on June 26, 2026. Each RSU represents one share of common stock. Following this award, his direct holdings total 90,107 shares. The RSUs vest 33.33% on June 26, 2027, with the remaining 66.67% vesting in equal quarterly installments over the next two years, subject to his continuous service.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Brottem John L.

Role General Counsel

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	59,830	$0.00	--

Holdings After Transaction: Common Stock — 90,107 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

RSUs granted: 59,830 RSUs Holdings after grant: 90,107 shares Initial vesting portion: 33.33% +3 more

6 metrics

RSUs granted 59,830 RSUs Grant to General Counsel on June 26, 2026

Holdings after grant 90,107 shares Direct common stock holdings following RSU award

Initial vesting portion 33.33% RSUs vesting on June 26, 2027

Remaining vesting portion 66.67% Vests quarterly over next two years

Quarterly vesting dates Feb 15, May 15, Aug 15, Nov 15 Quarterly vesting schedule after June 26, 2027

Grant price $0.0000 per share Reported transaction price per RSU

Key Terms

restricted stock units ("RSU"), vest, continuous service

3 terms

restricted stock units ("RSU") financial

"Represents restricted stock units ("RSU") granted to the reporting person on June 26, 2026."

vest financial

"These RSUs shall vest 33.33% on June 26, 2027, and the remaining 66.67% shall vest in equal installments..."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

continuous service financial

"...on a quarterly basis on February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service..."

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/29/2026 - 07:17 PM Accepted by SEC EDGAR 06/29/2026 - 07:17 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^*

Brottem John L.

(Last) (First) (Middle)

3052 ORCHARD DRIVE

(Street)

SAN JOSE CALIFORNIA 95134

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	General Counsel

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/26/2026

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

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

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

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	06/26/2026		A		59,830(1)	A	$0.0	90,107	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. Represents restricted stock units ("RSU") granted to the reporting person on June 26, 2026. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on June 26, 2027, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

	John L Brottem	06/29/2026
	** 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.
* Form 4: SEC 1474 (03-26)