Outset Medical (OM) counsel sells shares to cover taxes

Rhea-AI Filing Summary

Outset Medical, Inc. (OM) reported that General Counsel John L. Brottem sold 2,632 shares of common stock on 2026-08-17 at $4.39 per share. According to the company’s disclosure, the shares were sold in a non-discretionary “sell to cover” transaction to satisfy tax withholding obligations arising from the vesting of 5,033 RSU-based shares granted in 2024 and 2025. After this transaction, Brottem directly holds 87,475 shares of Outset Medical common stock.

Insider Trade Summary

Net Seller: 2,632 shares

Net Sell 1 txn

Insider Brottem John L.

Role General Counsel

Sold 2,632 shs ($12K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1	2,632	$4.39	$12K

Holdings After Transaction: Common Stock — 87,475 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 5,033 shares of Common Stock underlying RSUs granted to the reporting person on January 12, 2024 and June 10, 2025. 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.

Key Figures

Shares sold: 2,632 shares Sale price per share: $4.39 Shares held after transaction: 87,475 shares +2 more

5 metrics

Shares sold 2,632 shares Common stock sale on 2026-08-17 to cover tax withholding

Sale price per share $4.39 Per-share price for 2,632 sold shares of common stock

Shares held after transaction 87,475 shares Direct holdings of John L. Brottem following the sale

RSU shares vested 5,033 shares Aggregate common shares underlying RSUs that vested and triggered tax withholding

Net insider share change -2,632 shares Net shares sold according to transaction summary

Key Terms

sell to cover, tax withholding obligations, RSUs

3 terms

sell to cover financial

"This sale was made to satisfy tax withholding obligations through a "sell to cover""

Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.

tax withholding obligations financial

"Required number of shares sold by the reporting person to cover tax withholding obligations"

RSUs financial

"underlying RSUs granted to the reporting person on January 12, 2024 and June 10, 2025"

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

FAQ

What insider transaction did Outset Medical (OM) report for John L. Brottem?

Outset Medical reported that General Counsel John L. Brottem sold 2,632 shares of common stock on 2026-08-17 at $4.39 per share. The sale was a non-discretionary “sell to cover” for tax withholding tied to RSU vesting.

How many Outset Medical (OM) shares did John L. Brottem retain after the reported sale?

After the sale, John L. Brottem directly holds 87,475 shares of Outset Medical common stock. This position reflects his holdings following the 2,632-share sell-to-cover transaction on 2026-08-17 for tax withholding obligations.

What price per share was received in John L. Brottem’s Outset Medical (OM) sale?

John L. Brottem’s sale was executed at $4.39 per share for 2,632 shares of Outset Medical common stock. The transaction was characterized as a non-discretionary sell-to-cover to meet tax withholding on recently vested RSUs.

Why did John L. Brottem sell Outset Medical (OM) shares in this Form 4 filing?

The filing states the 2,632 shares were sold to cover tax withholding obligations from the vesting of 5,033 RSU-based shares. It describes the transaction as a “sell to cover” and notes it does not represent a discretionary trade.

How many RSU-based Outset Medical (OM) shares vested for John L. Brottem related to this sale?

The company reports that an aggregate of 5,033 shares of common stock underlying RSUs vested for John L. Brottem. The 2,632-share sale was used to satisfy associated tax withholding obligations via a sell-to-cover transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/18/2026 - 06:53 PM Accepted by SEC EDGAR 08/18/2026 - 06:51 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)
08/17/2026

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	08/17/2026		S		2,632(1)	D	$4.39	87,475	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 5,033 shares of Common Stock underlying RSUs granted to the reporting person on January 12, 2024 and June 10, 2025. 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.

	John L Brottem	08/18/2026
	** 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)