Samsara Inc.

Rule 10b5-1 Trading Arrangements

Jonathan Chadwick, one of our Directors, entered into a trading plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). The plan provides for the sale of up to 40,000 shares of our Class A common stock. The plan wasadopted on September 25, 2025 and will terminate on December 19, 2026, subject to early termination for certain specified events set forth in the plan, and trading under the plan may not begin until after all trades under Mr. Chadwick’s prior plan are completed or expire without execution.

Sanjit Biswas, our Chief Executive Officer and Director, entered into trading plans on behalf of affiliated family trusts that are intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). The plans provide for the sale of an aggregate of up to 5,000,000 shares of our Class A common stock. The plans were adopted on September 29, 2025 and will terminate on December 24, 2026, subject to early termination for certain specified events set forth in the plans, and trading under the plans may not begin until after all trades under Mr. Biswas’ prior plans are completed or expire without execution.

John Bicket, our Executive Vice President, Chief Technology Officer and Director, entered into trading plans on behalf of affiliated family trusts that are intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). The plans provide for the sale of an aggregate of up to 5,000,000 shares of our Class A common stock. The plans were adopted on September 29, 2025 and will terminate on December 24, 2026, subject to early termination for certain specified events set forth in the plans, and trading under the plans may not begin until after all trades under Mr. Bicket’s prior plans are completed or expire without execution.

Benjamin Louis Kirchhoff, our Chief Accounting Officer, entered into a trading plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). The plan provides for the sale of up to 26,823 shares of our Class A common stock (less any shares that may be withheld by us or separately sold by a broker to generate funds to cover the withholding taxes associated with the vesting of his Samsara equity awards). In addition, up to 100% of the net shares of Class A common stock received by Mr. Kirchhoff after taxes in connection with the vesting of any newly granted Samsara equity awards may be sold under the plan. The plan wasadopted on September 30, 2025 and will terminate on November 30, 2026, subject to early termination for certain specified events set forth in the plan.

During the quarterly period ended November 1, 2025, no other director or officer, as defined in Rule 16a-1(f), adopted orterminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” each as defined in Regulation S-K, Item 408.