Sec Form 4 Filing - Trigg Leslie @ Outset Medical, Inc. - 2021-04-01

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Trigg Leslie 2. Issuer Name and Ticker or Trading Symbol Outset Medical, Inc. [ OM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) President & CEO (Last) (First) (Middle) 3052 ORCHARD DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 04/01/2021 (Street) SAN JOSE, CA95134 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 04/01/2021 M 23,766 A $ 1.11 274,424 D Common Stock 04/01/2021 M 19,037 A $ 1.11 293,461 D Common Stock 04/01/2021 M 14,697 A $ 1.11 308,158 D Common Stock 04/01/2021 S( 7 ) 27,538 D $ 55.0046 ( 5 ) 280,620 D Common Stock 04/01/2021 S( 7 ) 29,962 D $ 55.7433 ( 6 ) 250,658 D Common Stock 8,770 I ( 1 ) Held by Trigg Family Trust U/A DTD 01/01/2002 ( 1 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 Stock Option (Right to Buy) $ 1.11 04/01/2021 M 23,766 ( 2 ) 09/24/2023 Common Stock 23,766 $ 0 0 D Stock Option (Right to Buy) $ 1.11 04/01/2021 M 19,037 ( 3 ) 09/05/2024 Common Stock 19,037 $ 0 0 D Stock Option (Right to Buy) $ 1.11 04/01/2021 M 14,697 ( 4 ) 03/13/2025 Common Stock 14,697 $ 0 53,081 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Trigg Leslie 3052 ORCHARD DRIVE SAN JOSE, CA95134 X President & CEO Signatures /s/ John L. Brottem, attorney-in-fact for Leslie Trigg 04/05/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )These shares of common stock of the Issuer ("Shares") are held directly by The Trigg Family Trust U/A DTD 01/01/2002, for which the reporting person and her spouse serve as trustees. ( 2 )This option vested in 48 equal monthly installments beginning on May 1, 2012. ( 3 )This option vested in 48 equal monthly installments beginning on October 5, 2014. ( 4 )This option vested in 48 equal monthly installments beginning on December 17, 2014. ( 5 )The price reported in Column 4 is a weighted average price. The shares of common stock of the Issuer were sold in multiple transactions at prices ranging from $54.23 to $55.20, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (5). ( 6 )The price reported in Column 4 is a weighted average price. The shares of common stock of the Issuer were sold in multiple transactions at prices ranging from $55.28 to $56.235, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (6). ( 7 )The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

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).

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