OM

SEC source: 0001484612-24-000027 · edgardoc.xml · nonDerivative · entry 1

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 312,594

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 7,766 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, August 5, 2021, January 26, 2022 and January 6, 2023. 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.

SEC source: 0001484612-24-000015 · edgardoc.xml · nonDerivative · entry 4

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 248,387

F4 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (3) above. 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.

SEC source: 0001484612-24-000020 · edgardoc.xml · nonDerivative · entry 4

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 322,847

F4 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (3) above. 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.

SEC source: 0001484612-24-000019 · edgardoc.xml · nonDerivative · entry 4

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 838,411

F4 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (3) above. 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.

SEC source: 0001484612-24-000018 · edgardoc.xml · nonDerivative · entry 4

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 273,696

F4 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (3) above. 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.

SEC source: 0001484612-24-000014 · edgardoc.xml · nonDerivative · entry 4

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 316,997

F4 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (3) above. 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.

SEC source: 0001484612-24-000017 · edgardoc.xml · nonDerivative · entry 2

Porter Stacey L. · CIK 0001889204 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 61,448

F2 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (1) above. 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.

SEC source: 0001484612-24-000016 · edgardoc.xml · nonDerivative · entry 4

Nash Marc · CIK 0001983815 · SVP Operations and R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 243,717

F5 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of PSUs on January 12, 2024 described in footnote (4) above. 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.

SEC source: 0001484612-24-000015 · edgardoc.xml · nonDerivative · entry 3

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 249,867

F3 · shares: On January 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000015 · edgardoc.xml · nonDerivative · entry 2

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 244,807

F2 · shares: Represents performance-based restricted stock units ("PSUs") granted to the reporting person on January 12, 2024, that vest over a three year period based on the Issuer's common stock achieving specified prices per share, if not earlier vested upon satisfaction of specified performance criteria, subject to the reporting person's continuous service through the applicable vesting date. Each PSU represents a contingent right to receive one share of common stock.

SEC source: 0001484612-24-000015 · edgardoc.xml · nonDerivative · entry 1

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,807

F1 · shares: Represents restricted stock units ("RSU") granted to the reporting person on January 12, 2024. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on January 12, 2025, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on each February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

SEC source: 0001484612-24-000020 · edgardoc.xml · nonDerivative · entry 3

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 323,843

F3 · shares: On January 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000020 · edgardoc.xml · nonDerivative · entry 2

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 317,939

F2 · shares: Represents performance-based restricted stock units ("PSUs") granted to the reporting person on January 12, 2024, that vest over a three year period based on the Issuer's common stock achieving specified prices per share, if not earlier vested upon satisfaction of specified performance criteria, subject to the reporting person's continuous service through the applicable vesting date. Each PSU represents a contingent right to receive one share of common stock.

SEC source: 0001484612-24-000020 · edgardoc.xml · nonDerivative · entry 1

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 217,939

F1 · shares: Represents restricted stock units ("RSU") granted to the reporting person on January 12, 2024. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on January 12, 2025, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on each February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

SEC source: 0001484612-24-000019 · edgardoc.xml · nonDerivative · entry 3

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 846,537

F3 · shares: On February 2, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000019 · edgardoc.xml · nonDerivative · entry 2

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 801,599

F2 · shares: Represents performance-based restricted stock units ("PSUs") granted to the reporting person on January 12, 2024, that vest over a three year period based on the Issuer's common stock achieving specified prices per share, if not earlier vested upon satisfaction of specified performance criteria, subject to the reporting person's continuous service through the applicable vesting date. Each PSU represents a contingent right to receive one share of common stock.

SEC source: 0001484612-24-000019 · edgardoc.xml · nonDerivative · entry 1

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 601,599

F1 · shares: Represents restricted stock units ("RSU") granted to the reporting person on January 12, 2024. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on January 12, 2025, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on each February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

SEC source: 0001484612-24-000018 · edgardoc.xml · nonDerivative · entry 3

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 274,419

F3 · shares: On January 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000018 · edgardoc.xml · nonDerivative · entry 2

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 269,781

F2 · shares: Represents performance-based restricted stock units ("PSUs") granted to the reporting person on January 12, 2024, that vest over a three year period based on the Issuer's common stock achieving specified prices per share, if not earlier vested upon satisfaction of specified performance criteria, subject to the reporting person's continuous service through the applicable vesting date. Each PSU represents a contingent right to receive one share of common stock.

SEC source: 0001484612-24-000018 · edgardoc.xml · nonDerivative · entry 1

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 169,781

F1 · shares: Represents restricted stock units ("RSU") granted to the reporting person on January 12, 2024. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on January 12, 2025, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on each February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

SEC source: 0001484612-24-000014 · edgardoc.xml · nonDerivative · entry 3

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 318,723

F3 · shares: On January 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000014 · edgardoc.xml · nonDerivative · entry 2

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 312,819

F2 · shares: Represents performance-based restricted stock units ("PSUs") granted to the reporting person on January 12, 2024, that vest over a three year period based on the Issuer's common stock achieving specified prices per share, if not earlier vested upon satisfaction of specified performance criteria, subject to the reporting person's continuous service through the applicable vesting date. Each PSU represents a contingent right to receive one share of common stock.

SEC source: 0001484612-24-000014 · edgardoc.xml · nonDerivative · entry 1

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 212,819

F1 · shares: Represents restricted stock units ("RSU") granted to the reporting person on January 12, 2024. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on January 12, 2025, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on each February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

SEC source: 0001484612-24-000017 · edgardoc.xml · nonDerivative · entry 1

Porter Stacey L. · CIK 0001889204 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,216

F1 · shares: On January 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000016 · edgardoc.xml · nonDerivative · entry 3

Nash Marc · CIK 0001983815 · SVP Operations and R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 244,395

F4 · shares: On January 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs") subject to the satisfaction of specified performance criteria as of December 31, 2023. The reported amount represents the number of PSUs earned by the reporting person on January 12, 2024, upon certification by the Compensation Committee of the Issuer's Board of Directors of the satisfaction of specified performance criteria. Each PSU represents a contingent right to receive one share of common stock. These PSUs vested 50% on January 12, 2024, and the remaining 50% shall vest on December 31, 2024, subject to the reporting person's continuous service through the vesting date.

SEC source: 0001484612-24-000016 · edgardoc.xml · nonDerivative · entry 2

Nash Marc · CIK 0001983815 · SVP Operations and R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 241,233

F3 · shares: Represents performance-based restricted stock units ("PSUs") granted to the reporting person on January 12, 2024, that vest over a three year period based on the Issuer's common stock achieving specified prices per share, if not earlier vested upon satisfaction of specified performance criteria, subject to the reporting person's continuous service through the applicable vesting date. Each PSU represents a contingent right to receive one share of common stock.

SEC source: 0001484612-24-000016 · edgardoc.xml · nonDerivative · entry 1

Nash Marc · CIK 0001983815 · SVP Operations and R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,233

F1 · shares: Represents restricted stock units ("RSU") granted to the reporting person on January 12, 2024. Each RSU represents a contingent right to receive one share of common stock. These RSUs shall vest 33.33% on January 12, 2025, and the remaining 66.67% shall vest in equal installments over the course of the following two years on a quarterly basis on each February 15th, May 15th, August 15th and November 15th, subject to the reporting person's continuous service through the applicable vesting date.

F2 · balance_after: This reflects the correct starting balance of directly owned shares which was incorrectly reported due to an administrative error in the original Form 3 filed on July 24, 2023.

SEC source: 0001484612-24-000008 · edgardoc.xml · nonDerivative · entry 1

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,807

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 12,944 shares of Common Stock underlying RSUs granted to the reporting person on January 6, 2023. 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.

SEC source: 0001484612-24-000012 · edgardoc.xml · nonDerivative · entry 1

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,939

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 21,573 shares of Common Stock underlying RSUs granted to the reporting person on January 6, 2023. 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.

SEC source: 0001484612-24-000011 · edgardoc.xml · nonDerivative · entry 1

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 389,099

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 35,393 shares of Common Stock underlying RSUs granted to the reporting person on January 6, 2023. 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.

SEC source: 0001484612-24-000010 · edgardoc.xml · nonDerivative · entry 1

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,781

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 12,944 shares of Common Stock underlying RSUs granted to the reporting person on January 6, 2023. 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.

SEC source: 0001484612-24-000009 · edgardoc.xml · nonDerivative · entry 1

Porter Stacey L. · CIK 0001889204 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,630

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 11,488 shares of Common Stock underlying RSUs granted to the reporting person on January 6, 2023. 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.

SEC source: 0001484612-24-000007 · edgardoc.xml · nonDerivative · entry 1

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,819

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 18,877 shares of Common Stock underlying RSUs granted to the reporting person on January 6, 2023. 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.

SEC source: 0001484612-23-000086 · edgardoc.xml · nonDerivative · entry 1

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,151

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 2,651 shares of Common Stock underlying RSUs granted to the reporting person on March 15, 2021 and January 26, 2022. 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.

F2 · balance_after: Includes 1 share of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000091 · edgardoc.xml · nonDerivative · entry 1

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 112,994

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 12,280 shares of Common Stock underlying RSUs granted to the reporting person on November 15, 2020 and January 26, 2022. 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.

F2 · balance_after: Includes 1 share of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000090 · edgardoc.xml · nonDerivative · entry 1

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 403,287

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 5,892 shares of Common Stock underlying RSUs granted to the reporting person on March 15, 2021 and January 26, 2022. 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.

F2 · balance_after: Includes 1 share of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000089 · edgardoc.xml · nonDerivative · entry 1

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,686

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 2,971 shares of Common Stock underlying RSUs granted to the reporting person on June 22, 2021 and January 26, 2022. 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.

F2 · balance_after: Includes 1 share of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000088 · edgardoc.xml · nonDerivative · entry 1

Porter Stacey L. · CIK 0001889204 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,396

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 1,776 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, October 22, 2021, and January 26, 2022. 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.

F2 · balance_after: Includes 1 share of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000087 · edgardoc.xml · nonDerivative · entry 1

Nash Marc · CIK 0001983815 · SVP Operations and R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,757

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 1,484 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, March 15, 2021, and March 15, 2022. 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.

F2 · balance_after: Includes 321 share of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000085 · edgardoc.xml · nonDerivative · entry 1

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,528

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 3,043 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, August 5, 2021, and January 26, 2022. 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.

SEC source: 0001484612-23-000074 · edgardoc.xml · nonDerivative · entry 1

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 89,171

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b51 Trading Plan adopted by the reporting person on February 17, 2023.

F2 · balance_after: Includes 545 shares of Common Stock acquired pursuant to the Outset Medical, Inc. 2020 Employee Stock Purchase Plan ("ESPP"), for the purchase period of March 1, 2023 to August 31, 2023. This transaction is exempt from Rule 16b-3(c).

SEC source: 0001484612-23-000068 · edgardoc.xml · nonDerivative · entry 1

Brottem John L. · CIK 0001823381 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,581

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 2,652 shares of Common Stock underlying RSUs granted to the reporting person on March 15, 2021 and January 26, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000073 · edgardoc.xml · nonDerivative · entry 1

Williamson Steven S. · CIK 0001478582 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,577

F1 · kind: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of 2,279 shares of Common Stock underlying RSUs granted to the reporting person on January 26, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000072 · edgardoc.xml · nonDerivative · entry 1

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 406,461

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 5,891 shares of Common Stock underlying RSUs granted to the reporting person on March 15, 2021 and January 26, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000071 · edgardoc.xml · nonDerivative · entry 1

Racine Jean-Olivier · CIK 0001868039 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,475

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 2,971 shares of Common Stock underlying RSUs granted to the reporting person on June 22, 2021 and January 26, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000070 · edgardoc.xml · nonDerivative · entry 1

Porter Stacey L. · CIK 0001889204 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,066

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 1,776 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, October 22, 2021, and January 26, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000069 · edgardoc.xml · nonDerivative · entry 1

Nash Marc · CIK 0001983815 · SVP Operations and R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,998

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 1,485 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, March 15, 2021, and March 15, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000067 · edgardoc.xml · nonDerivative · entry 1

Ahmed Nabeel · CIK 0001870610 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,171

F1 · shares: Required number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of an aggregate of 3,043 shares of Common Stock underlying RSUs granted to the reporting person on March 8, 2021, August 5, 2021, and January 26, 2022. 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.

F2 · price: The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.

SEC source: 0001484612-23-000058 · edgardoc.xml · derivative · entry 4

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 25,418

Underlying: Common Stock · 20,000 shares

Expires 2028-11-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b51 Trading Plan adopted by the reporting person on February 23, 2023.

F3 · derivative.exercise_date: In March 2021, following the expiration of the lock-up period in connection with our initial public offering, the applicable performance and market-based vesting conditions were met and the shares underlying this stock option award became fully vested.

SEC source: 0001484612-23-000058 · edgardoc.xml · nonDerivative · entry 2

Trigg Leslie · CIK 0001304125 · Director · Chair and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 409,489

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b51 Trading Plan adopted by the reporting person on February 23, 2023.

F2 · price: 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 $20.00-$20.54. 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.