Phillips Dominic

SEC source: 0001415889-24-016539 · form4-06122024_090609.xml · nonDerivative · entry 3

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,137,989

F3 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F6 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $30.68 to $30.97, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-016539 · form4-06122024_090609.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,143,256

F3 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $29.68 to $30.67, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

F5 · balance_after: The number of shares held reflects the transfer of 21,053 shares of Class A Common Stock from The Phillips Family Trust dated 5/9/2013, of which the Reporting Person and his spouse serve as trustees (the "Phillips Family Trust"), to the Reporting Person.

SEC source: 0001415889-24-016539 · form4-06122024_090609.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,137,989

F1 · kind: These shares were acquired under the Samsara Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-012256 · form4-05032024_100519.xml · nonDerivative · entry 3

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,137,252

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F6 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $35.94 to $36.31, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-012256 · form4-05032024_100519.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,139,078

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F5 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $34.93 to $35.92, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-012256 · form4-05032024_100519.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,146,478

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $33.92 to $34.90, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

F4 · balance_after: The number of shares held reflects the transfer of 21,053 shares of Class A Common Stock from The Phillips Family Trust dated 5/9/2013, of which the Reporting Person and his spouse serve as trustees (the "Phillips Family Trust"), to the Reporting Person.

SEC source: 0001415889-24-010034 · form4-04032024_080433.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,137,252

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F5 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $37.02 to $37.78, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-010034 · form4-04032024_080433.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,140,052

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted December 21, 2023.

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $35.99 to $36.85, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

F4 · balance_after: The number of shares held reflects the transfer of 21,690 shares of Class A Common Stock from The Phillips Family Trust dated 5/9/2013, of which the Reporting Person and his spouse serve as trustees (the "Phillips Family Trust"), to the Reporting Person.

SEC source: 0001415889-24-008688 · form4-03202024_120336.xml · nonDerivative · entry 3

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

F6 · ownership.nature: The shares were previously held by the Reporting Person's children.

SEC source: 0001415889-24-008688 · form4-03202024_120336.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,137,252

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F5 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $35.43 to $35.975, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F4 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-008688 · form4-03202024_120336.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,145,734

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $34.425 to $35.42, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: The number of shares held reflects the transfer, of 63,796 shares of Class A Common Stock from the Reporting Person to The Phillips Family Trust dated 5/9/201, of which the Reporting Person and his spouse serve as trustees (the "Phillips Family Trust").

F4 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001415889-24-007379 · form4-03082024_100331.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,264,915

F1 · shares: These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock. One-sixteenth of the RSUs shall vest on March 15, 2024 and each quarterly vesting date thereafter, subject to the Reporting Person continuing as a service provider through each such date.

F2 · balance_after: The number of shares held reflects the transfer, of 1,061,816 shares of Class A Common Stock from the Reporting Person to The Phillips Family Trust dated 5/9/201, of which the Reporting Person and his spouse serve as trustees (the "Phillips Family Trust").

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-059276 · doc4.xml · nonDerivative · entry 3

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,735,016

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F5 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $34.76 to $35.43, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-059276 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,740,518

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $33.75 to $34.735, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-059276 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,807,800

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $32.75 to $33.745, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-057606 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,855,888

F1 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $33.18 to $33.72, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-050893 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,930,388

F3 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $25.00 to $25.265, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-050893 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,116,317

F1 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $24.95 to $24.98, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-050019 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,151,377

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $27.79 to $28.06, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-050019 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,164,177

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $26.79 to $27.77, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-041836 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,273,999

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan, entered into prior to the effectiveness of the revised requirements of Rule 10b5-1(c). In compliance with SEC guidance, the Reporting Person has not checked the box above but states that the Rule 10b5-1 trading plan is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $27.38 to $27.46, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-041836 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,274,999

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan, entered into prior to the effectiveness of the revised requirements of Rule 10b5-1(c). In compliance with SEC guidance, the Reporting Person has not checked the box above but states that the Rule 10b5-1 trading plan is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $26.36 to $27.34, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-038628 · doc4.xml · nonDerivative · entry 3

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,281,248

F3 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of RSUs.

F5 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $29.69 to $29.74, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-038628 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,282,337

F3 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of RSUs.

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $28.69 to $29.68, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-038628 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,401,731

F1 · kind: These shares were acquired under the Samsara Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-019873 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,399,905

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the Reporting Person's tax withholding obligations in connection with the settlement of awards of restricted stock units (RSUs).

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $19.075 to $19.69 inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-015996 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,491,778

F1 · shares: These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock. One-twelfth of the RSUs shall vest on June 15, 2023 and each quarterly vesting date thereafter, subject to the Reporting Person continuing as a service provider through each such date.

F2 · balance_after: Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-009903 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,072,198

F1 · kind: The sales were effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $15.95 to $16.17 inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-23-009903 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,195,492

F1 · kind: The sales were effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $15.95 to $15.97 inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of these securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.

SEC source: 0001209191-22-063014 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,196,092

F1 · kind: The sales reported by Mr. Phillips were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $11.27 to $11.91 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

SEC source: 0001209191-22-062065 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,373,158

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of awards of RSUs.

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $12.04 to $12.98 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of the reported shares are represented by previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0001209191-22-050592 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,479,999

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of awards of RSUs.

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $12.53 to $12.76 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of the reported shares are represented by previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0001209191-22-050592 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,505,082

F1 · kind: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of awards of RSUs.

F2 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $11.53 to $12.47 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3 · balance_after: Certain of the reported shares are represented by previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0001209191-22-038157 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,585,959

F3 · kind: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of awards of RSUs.

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $10.68 to $11.3901 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

SEC source: 0001209191-22-038157 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,681,178

F1 · kind: These shares were acquired under the Samsara Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · balance_after: Certain of the reported shares are represented by previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0001209191-22-019908 · doc4.xml · nonDerivative · entry 3

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,679,005

F2 · kind: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of an award of RSUs.

F4 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $13.66 to $14.14 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F1 · balance_after: Certain of the reported shares are represented by restricted stock units, or RSUs, including 348,953 RSUs granted on March 15, 2022, which vest in 16 equal quarterly installments following March 17, 2022, and other previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0001209191-22-019908 · doc4.xml · nonDerivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,702,823

F2 · kind: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of an award of RSUs.

F3 · price: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $12.66 to $13.65 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F1 · balance_after: Certain of the reported shares are represented by restricted stock units, or RSUs, including 348,953 RSUs granted on March 15, 2022, which vest in 16 equal quarterly installments following March 17, 2022, and other previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0001209191-22-019908 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,758,976

F1 · balance_after: Certain of the reported shares are represented by restricted stock units, or RSUs, including 348,953 RSUs granted on March 15, 2022, which vest in 16 equal quarterly installments following March 17, 2022, and other previously-reported RSUs subject to applicable vesting schedules through March 15, 2025.

SEC source: 0000899243-21-048665 · doc4.xml · derivative · entry 4

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,410,023 shares

Expires not disclosed

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 · security: The reported shares are represented by restricted stock units, or RSUs, of which 1,243,956 vested upon the effectiveness of the Issuer's registration statement in connection with its initial public offering of Class A Common Stock and the remaining shares vest as follows: (i) 885,900 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023, (ii) 245,036 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023 and (iii) 429,476 vest in quarterly installments beginning on March 15, 2022 through March 15, 2025.

F2 · derivative.exercise_date: The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · derivative.expiration_date: The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-048665 · doc4.xml · derivative · entry 3

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,410,023

Underlying: Class A Common Stock · 394,345 shares

Expires not disclosed

F1 · security: The reported shares are represented by restricted stock units, or RSUs, of which 1,243,956 vested upon the effectiveness of the Issuer's registration statement in connection with its initial public offering of Class A Common Stock and the remaining shares vest as follows: (i) 885,900 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023, (ii) 245,036 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023 and (iii) 429,476 vest in quarterly installments beginning on March 15, 2022 through March 15, 2025.

F3 · kind: In an exempt disposition to the Issuer under Rule 16b-3(e), the Reporting Person remitted shares to the Issuer in connection with the satisfaction of tax withholding obligations arising out of the vesting of RSUs.

F2 · derivative.exercise_date: The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · derivative.expiration_date: The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-048665 · doc4.xml · derivative · entry 2

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,804,368

Underlying: Class B Common Stock · 2,804,368 shares

Expires not disclosed

F1 · security: The reported shares are represented by restricted stock units, or RSUs, of which 1,243,956 vested upon the effectiveness of the Issuer's registration statement in connection with its initial public offering of Class A Common Stock and the remaining shares vest as follows: (i) 885,900 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023, (ii) 245,036 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023 and (iii) 429,476 vest in quarterly installments beginning on March 15, 2022 through March 15, 2025.

F2 · derivative.exercise_date: The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · derivative.expiration_date: The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-048665 · doc4.xml · nonDerivative · entry 1

Phillips Dominic · CIK 0001895148 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,410,023

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 · security: The reported shares are represented by restricted stock units, or RSUs, of which 1,243,956 vested upon the effectiveness of the Issuer's registration statement in connection with its initial public offering of Class A Common Stock and the remaining shares vest as follows: (i) 885,900 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023, (ii) 245,036 vest in quarterly installments beginning on March 15, 2022 through December 15, 2023 and (iii) 429,476 vest in quarterly installments beginning on March 15, 2022 through March 15, 2025.