News & Events

Unregistered Sales of Equity Securities On May 18 and May 19, 2026, the Company closed the transactions contemplated by the Exchange Agreements and issued an aggregate of 2,726,631 Exchange Shares to the Public Warrant Holders in exchange for the surrender and cancellation of the Exchange Public Warrants. The issuance by the Company of the Exchange Shares was made in reliance on Section 4(a)(2) of the Securities Act of 1933, as amended (the “Securities Act”), in reliance in part on the repres…

Entry into Material Definitive Agreement On May 6, 2026, Amprius Technologies, Inc. (the “Company”) entered into Warrant Exchange Agreements (the “Exchange Agreements”) with certain institutional holders (the “Public Warrant Holders”) of the Company’s public warrants (the “Exchange Public Warrants”), each of which is exercisable to purchase one share of common stock of the Company, par value $0.0001 per share (“Common Stock”), at an exercise price of $11.50 (the “Exercise Price”) per existing…

Unregistered Sales of Equity Securities The disclosures set forth above under

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. The contents…

Changes in Registrant’s Certifying Accountant On April 17, 2026, the Audit Committee (the "Audit Committee") of the board of directors of Amprius Technologies, Inc. (the "Company") approved the engagement of Deloitte & Touche LLP ("Deloitte") as the Company's independent registered public accounting firm to audit the Company’s consolidated financial statements for the year ending December 31, 2026, effective as of April 21, 2026. On April 17, 2026, the Audit Committee dismissed BDO USA, P.C.…

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. The contents…

Termination of a Material Definitive Agreement. On January 30, 2026, Amprius Technologies, Inc. (the "Company") entered into a lease termination agreement (the “Lease Termination”) with Starboard Platform Brighton JV, LLC (the “Landlord”) to terminate the Company’s existing lease (the "Lease") for approximately 774,155 rentable square feet of that certain improved real property located at 4353 East Bromley Lane, Brighton, Colorado 80601 (formerly known as, and referenced in the Lease as, 1887…

Other Events On January 12, 2026, Amprius Technologies, Inc. (the “Company”) announced that it successfully completed all sales under its at-the-market equity offering program (the “ATM Program”). The ATM Program was previously established pursuant to the At Market Issuance Sales Agreement, dated October 2, 2023 (the “Sales Agreement”), by and between the Company and B. Riley Securities, Inc., Cantor Fitzgerald & Co. and H.C. Wainwright & Co., LLC, as Sales Agents (the “Sales Agents”). Under…

Departure of Directors or Principal Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On December 18, 2025, Dr. Kang Sun, the Chief Executive Officer of Amprius Technologies, Inc. (the "Company") informed the Company's Board of Directors (the "Board") of his intention to step down from his officer position, effective as of December 31, 2025. Dr. Sun will assume the position of Executive Advisor of the Company on January 1, 2026. D…

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. The contents…

Departure of Directors or Principal Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On October 6, 2025, Amprius Technologies, Inc. (the "Company") announced that Mr. Ricardo C. Rodriguez had been appointed Chief Financial Officer of the Company. Mr. Rodriguez’s appointment is effective as of October 6, 2025. Ms. Sandra Wallach, who had served as the Company’s Chief Financial Officer, retired effective October 6, 2025. Mr. Rodrig…

Departure of Directors or Principal Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On September 2, 2025, Sandra Wallach, the Chief Financial Officer of Amprius Technologies, Inc. (the “Company”) informed the Company’s Board of Directors (the “Board”) of her intention to retire from her position, effective upon the appointment of her successor, which is expected to occur by or before the end of the fourth quarter of 2025. Ms. Wa…

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. The contents…

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. The contents…

Departure of Directors or Principal Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On April 23, 2025, Amprius Technologies, Inc. (the "Company") announced that Mr. Tom Stepien, had been appointed President of the Company. Mr. Stepien's appointment is effective as of, and he is expected to begin serving as the Company’s President on, May 1, 2025. Dr. Kang Sun, the current President and Chief Executive Officer of the Company, wil…

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. The contents…

and in the accompanying Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing.