OUST

SEC source: 0001193125-26-417009 · ownership.xml · nonDerivative · entry 1

Heystee Susan · CIK 0001334330 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,257.7

F1 · shares: Represents shares of common stock received in lieu of cash fees pursuant to the Company's Third Amended and Restated Non-Employee Director Compensation Program.

SEC source: 0001193125-26-393398 · ownership.xml · nonDerivative · entry 1

Chung Megan · CIK 0001966411 · General Counsel and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 189,291

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 20, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.7051 to $33.9661. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-393395 · ownership.xml · nonDerivative · entry 1

SPENCER DARIEN · CIK 0001226378 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 286,998.5

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 19, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.688 to $33.9661. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-393386 · ownership.xml · nonDerivative · entry 1

Pacala Charles Angus · CIK 0001848817 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,041,816

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated June 9, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.705 to $33.9661. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-393385 · ownership.xml · nonDerivative · entry 1

Jacquemet Cyrille · CIK 0002117981 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,538.5

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.67 to $33.9661. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-393371 · ownership.xml · nonDerivative · entry 1

Gianella Kenneth P. · CIK 0001677143 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 245,328

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 20, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.705 to $33.9661. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-393368 · ownership.xml · nonDerivative · entry 1

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 318,987

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated June 9, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.7168 to $33.9661. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-388227 · ownership.xml · nonDerivative · entry 1

Chung Megan · CIK 0001966411 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,775

SEC source: 0001193125-26-383876 · ownership.xml · nonDerivative · entry 1

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 337,765

SEC source: 0001193125-26-374910 · ownership.xml · derivative · entry 2

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,713

Underlying: Common Stock · 100,000 shares

Expires 2030-10-01

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.

F3 · security: On the Reporting Person's Form 4 dated March 15, 2021 in which this option grant was reported, incentive stock options and non-qualified stock options were reported in the aggregate. All non-qualified stock options have since been exercised, with 100,713 incentive stock options remaining.

F2 · derivative.exercise_date: The options are fully vested and exercisable.

F3 · balance_after: On the Reporting Person's Form 4 dated March 15, 2021 in which this option grant was reported, incentive stock options and non-qualified stock options were reported in the aggregate. All non-qualified stock options have since been exercised, with 100,713 incentive stock options remaining.

SEC source: 0001193125-26-374910 · ownership.xml · nonDerivative · entry 1

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 376,510

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 · shares: The shares received upon exercise remain subject to a lock-up period that expires at the close of business on August 31, 2026, pursuant to the lock-up agreement entered into for the Registrant's offering of common stock that closed on July 6, 2026.

SEC source: 0001193125-26-357357 · ownership.xml · nonDerivative · entry 4

Gianella Kenneth P. · CIK 0001677143 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 261,014

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated May 19, 2026.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.05 to $47.115. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-357357 · ownership.xml · nonDerivative · entry 3

Gianella Kenneth P. · CIK 0001677143 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 261,522

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated May 19, 2026.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.00 to $46.99. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-357357 · ownership.xml · nonDerivative · entry 2

Gianella Kenneth P. · CIK 0001677143 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 269,723

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated May 19, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.01 to $45.865. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-357357 · ownership.xml · nonDerivative · entry 1

Gianella Kenneth P. · CIK 0001677143 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 283,087

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated May 19, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.00 to $44.94. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-340618 · ownership.xml · nonDerivative · entry 2

SKAGGS STEPHEN A · CIK 0001224172 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,415

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated September 8, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.18 to $45.21. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-340618 · ownership.xml · nonDerivative · entry 1

SKAGGS STEPHEN A · CIK 0001224172 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 65,029

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated September 8, 2025.

SEC source: 0001193125-26-336102 · ownership.xml · nonDerivative · entry 1

SPENCER DARIEN · CIK 0001226378 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 299,806.5

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated November 18, 2025.

SEC source: 0001193125-26-298524 · ownership.xml · nonDerivative · entry 1

Heystee Susan · CIK 0001334330 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,478.7

F1 · shares: Represents shares of common stock received in lieu of cash fees pursuant to the Company's Third Amended and Restated Non-Employee Director Compensation Program.

SEC source: 0001193125-26-277742 · ownership.xml · nonDerivative · entry 2

Tewksbury Ted L III · CIK 0001375681 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 124,999

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated August 12, 2025. Includes sales made for tax planning purposes.

SEC source: 0001193125-26-277748 · ownership.xml · nonDerivative · entry 1

Eyler Phillip · CIK 0001649301 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,383

F1 · shares: Consists of Ouster, Inc. (the "Company") restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Company's common stock. The RSUs vest in quarterly installments through the earlier of June 17, 2027 or the Company's 2027 annual meeting of stockholders, subject to the Reporting Person's continued service through the applicable vesting date. The RSUs have no expiration date. The Reporting Person will settle all awards of common stock received, including vested RSUs, upon the earlier of a change in control or separation from service with the Company.

SEC source: 0001193125-26-277758 · ownership.xml · nonDerivative · entry 1

SKAGGS STEPHEN A · CIK 0001224172 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,415

F1 · shares: Represents Ouster, Inc. (the "Company") restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Company's common stock. The RSUs vest in quarterly installments through the earlier of June 17, 2027 or the Company's next annual meeting of stockholders, subject to the Reporting Person's continued service through the applicable vesting date.

SEC source: 0001193125-26-277743 · ownership.xml · nonDerivative · entry 1

MADDOCK ERNEST E · CIK 0001227050 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,902

F1 · shares: Represents Ouster, Inc. (the "Company") restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Company's common stock. The RSUs vest in quarterly installments through the earlier of June 17, 2027 or the Company's next annual meeting of stockholders, subject to the Reporting Person's continued service through the applicable vesting date.

SEC source: 0001193125-26-277733 · ownership.xml · nonDerivative · entry 1

Heystee Susan · CIK 0001334330 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,818.7

F1 · shares: Represents Ouster, Inc. (the "Company") restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Company's common stock. The RSUs vest in quarterly installments through the earlier of June 17, 2027 or the Company's next annual meeting of stockholders, subject to the Reporting Person's continued service through the applicable vesting date.

SEC source: 0001193125-26-277742 · ownership.xml · nonDerivative · entry 1

Tewksbury Ted L III · CIK 0001375681 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 126,694

F1 · shares: Consists of Ouster, Inc. (the "Company") restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Company's common stock. The RSUs vest in quarterly installments through the earlier of June 17, 2027 or the Company's 2027 annual meeting of stockholders, subject to the Reporting Person's continued service through the applicable vesting date. The RSUs have no expiration date. The Reporting Person will settle all awards of common stock received, including vested RSUs, upon the earlier of a change in control or separation from service with the Company.

SEC source: 0001193125-26-277726 · ownership.xml · nonDerivative · entry 1

Correia Christina · CIK 0001966626 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,415

F1 · shares: Represents Ouster, Inc. (the "Company") restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Company's common stock. The RSUs vest in quarterly installments through the earlier of June 17, 2027 or the Company's next annual meeting of stockholders, subject to the Reporting Person's continued service through the applicable vesting date.

SEC source: 0001193125-26-272660 · ownership.xml · nonDerivative · entry 1

Gianella Kenneth P. · CIK 0001677143 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 301,014

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 20, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.82 to $39.54. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-272640 · ownership.xml · nonDerivative · entry 1

Pacala Charles Angus · CIK 0001848817 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,072,201

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated June 9, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.82 to $39.60. The Reporting Person undertakes to provide 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.

F3 · balance_after: Includes 2,962 shares of common stock acquired by the Reporting Person on May 15, 2026, pursuant to the Company's Amended and Restated 2022 Employee Stock Purchase Plan.

SEC source: 0001193125-26-272629 · ownership.xml · nonDerivative · entry 1

Jacquemet Cyrille · CIK 0002117981 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,434.5

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.82 to $39.54. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-272618 · ownership.xml · nonDerivative · entry 1

SPENCER DARIEN · CIK 0001226378 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 329,806.5

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 19, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.82 to $39.54. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-272617 · ownership.xml · nonDerivative · entry 1

Chung Megan · CIK 0001966411 · General Counsel and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 202,859

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 20, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.82 to $39.59. The Reporting Person undertakes to provide 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.

F3 · balance_after: Includes 284 shares of common stock acquired by the Reporting Person on May 15, 2026, pursuant to the Company's Amended and Restated 2022 Employee Stock Purchase Plan.

SEC source: 0001193125-26-272604 · ownership.xml · nonDerivative · entry 1

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 276,510

F1 · shares: Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated June 9, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.82 to $39.54. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242172 · ownership.xml · nonDerivative · entry 1

Jacquemet Cyrille · CIK 0002117981 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 123,157.5

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated June 13, 2025.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 10

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 294,924

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 9

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 298,666

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 8

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 343,666

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 7

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 388,666

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.50 to $42.06. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 6

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 436,857

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.39 to $41.07. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 5

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 507,415

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.39 to $40.38. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 4

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 583,997

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.39 to $39.385. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242140 · ownership.xml · nonDerivative · entry 1

SPENCER DARIEN · CIK 0001226378 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 342,365.5

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated November 18, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.00 to $45.18. The Reporting Person undertakes to provide 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.

F3 · balance_after: Includes 991 shares of common stock acquired by Reporting Person on May 15, 2026, pursuant to the Company's Amended and Restated 2022 Employee Stock Purchase Plan.

SEC source: 0001193125-26-242160 · ownership.xml · derivative · entry 11

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 50,063 shares

Expires 2030-10-01

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.

F9 · derivative.exercise_date: The options are fully vested and exercisable.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 3

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 603,666

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.00 to $37.50. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 2

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 643,666

F2 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.00 to $36.99. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-242160 · ownership.xml · nonDerivative · entry 1

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 679,350

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 · balance_after: Includes 649 shares of common stock acquired by the Reporting Person on May 15, 2026, pursuant to the Company's Amended and Restated 2022 Employee Stock Purchase Plan.

SEC source: 0001193125-26-237249 · ownership.xml · nonDerivative · entry 1

Heystee Susan · CIK 0001334330 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,093.7

SEC source: 0001193125-26-227373 · ownership.xml · derivative · entry 16

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 50,063

Underlying: Common Stock · 4,316 shares

Expires 2030-10-01

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.

F4 · derivative.exercise_date: The options are fully vested and exercisable.

SEC source: 0001193125-26-227373 · ownership.xml · nonDerivative · entry 12

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 628,638

F1 · shares: Reflects shares sold pursuant to a Rule 10b5-1 plan dated December 15, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.00 to $36.02. The Reporting Person undertakes to provide 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.

SEC source: 0001193125-26-227373 · ownership.xml · nonDerivative · entry 11

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 632,954

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.

SEC source: 0001193125-26-227373 · ownership.xml · derivative · entry 15

Frichtl Mark · CIK 0001847596 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,379

Underlying: Common Stock · 40,000 shares

Expires 2030-10-01

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.

F4 · derivative.exercise_date: The options are fully vested and exercisable.