Slides in connection with the press release are available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “S…

The filing pertains to the amendment and restatement of a compensatory plan.

Slides in connection with the press release are available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “S…

Changes in Registrant’s Certifying Accountant. (a) On March 12, 2026, the Audit Committee of the Board of Directors (the “ Board ”) of Stem, Inc. (the “ Company ”) approved the dismissal of Deloitte & Touche LLP (“ Deloitte ”) as the Company’s independent registered public accounting firm. The Company accordingly notified Deloitte of such action on March 13, 2026. Deloitte’s report on the Company’s consolidated financial statements as of December 31, 2024 and December 31, 2025, did not contai…

Other Events. On March 6, 2026, the Stem, Inc. (the “Company”) entered into an Open Market Sales Agreement SM (the “Sales Agreement”) with Jefferies LLC (the “Agent”), as sales agent and/or principal, providing for an “at-the-market” equity offering program pursuant to which the Company may issue and sell from time to time shares of its common stock, par value $0.0001 per share, having an aggregate offering price of up to $30,000,000 (the “Shares”) to or through the Agent in ordinary brokers’…

Slides in connection with the press release are available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Sec…

Other Events. On December 17, 2025, the United States District Court for the Northern District of California entered an order dismissing with prejudice all claims in the putative securities class action pending against Stem, Inc. and certain of its former officers, directors and employees. The lawsuit made various claims under the federal securities laws and was captioned In re Stem, Inc. Sec. Litig. , Case No. 23-CV-02329-MMC. 3 SIGNATURES Pursuant to the requirements of the Securities Excha…

Chief Accounting Officer — Rahul Shukla: Mr. Rahul Shukla is stepping down as Chief Accounting Officer of the Company.

Class I Director — Arun Narayanan: Arun Narayanan, the Chief Executive Officer of the Company, was appointed to the Board as a Class I Director.

Slides in connection with the press release are also available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (t…

Slides in connection with the press release are also available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (t…

null — Mr. Hole: Mr. Hole entered into a Separation and Release of Claims Agreement with the Company, effectively terminating his employment.

Chief Financial Officer and EVP — Mr. Doran Hole: Doran Hole is stepping down as CFO and EVP, with Brian Musfeldt appointed as the new CFO.

Unregistered Sales of Equity Securities. The information set forth in

Entry into a Material Definitive Agreement. Exchange Agreement On June 27, 2025, Stem, Inc. (the “Company”) entered into a privately negotiated exchange agreement (the “Exchange Agreement”) with certain of the holders of the Company’s 0.50% Green Convertible Senior Notes due 2028 (the “2028 Convertible Notes”) and/or the Company’s 4.25% Green Convertible Senior Notes due 2030 (the “2030 Convertible Notes”), to exchange (the “Exchange”) (i) $228,818,000 principal amount of the 2028 Convertible…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Material Modification to Rights of Security Holders. Following Stem, Inc.’s (the “Company”) 2025 Annual Meeting of Stockholders, the Company’s Board of Directors approved a reverse stock split (the “Reverse Stock Split”) of the Company’s common stock, par value $0.0001 per share (the “Common Stock”), at a ratio of 1-for-20 (the “Reverse Stock Split Ratio”) and a reduction in the total number of authorized shares of Common Stock from 500 million shares to 250 million shares (the “Authorized Sh…

Slides in connection with the press release are also available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (t…

Costs Associated with Exit or Disposal Activities. On April 9, 2025, the Company announced a reduction in force plan (the “Plan”), as part of the Company’s broader efforts to prioritize investments in software, reduce operating costs, increase efficiency, drive profitable growth and increase stockholder value. The Plan will reduce the Company’s global full-time workforce by approximately 27%. The Company estimates the total cash expenditures associated with the Plan to be approximately $6.0 m…

Chief Executive Officer — Mr. Carrington: Mr. Carrington entered into a Separation and Release of Claims Agreement with the Company.

Director — Mr. Krishna Shivram, Mr. Vasudevan (Vasu) Guruswamy: Two new directors were appointed to the Board of Directors.

President, Managed Services — Michael Carlson: Michael Carlson was internally promoted to President, Managed Services.

Slides in connection with the press release are available on the Stem Investor Relations website at https://investors.stem.com/stock-and-financials/quarterly-results/default.aspx. In accordance with General Instructions B.2. of Form 8-K, the information will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor will it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Sec…

Director — Gerard Cunningham: Mr. Cunningham resigned from the Board for personal reasons.

Mr. Bush's senior-most role (not specified in the excerpt) — Mr. Bush: Mr. Bush entered into a Separation and Release of Claims Agreement with the company.