Amprius Technologies, INC

Market Movers (8-K)

NYSE
Amprius Technologies, Inc. announced the results of its 2026 annual meeting of stockholders, including the election of directors and ratification of its independent auditor.
NYSE
Amprius Technologies, Inc. filed an amendment to its Form 8-K to report the total number of shares issued in a warrant exchange transaction.
NYSE
Amprius Technologies announced first quarter 2026 results, showcasing significant year-over-year revenue growth and improved net loss, alongside an increased full-year revenue outlook.
Better than expected
NYSE
Amprius Technologies has transitioned its independent audit firm from BDO USA, P.C. to Deloitte & Touche LLP.
NYSE
Amprius Technologies announced robust Q4 and full-year 2025 financial results, including a 137% Q4 revenue increase and its first positive quarterly non-GAAP Adjusted EBITDA, alongside an optimistic 2026 outlook.
Better than expected
NYSE
Amprius Technologies, Inc. has terminated its 15-year lease for a 774,155 square foot property in Brighton, Colorado, incurring a $20 million termination fee.
Worse than expected

Quarterly Earnings (10-Q)

NYSE
Amprius Technologies reports significant Q1 2026 financial improvements, including a 153% revenue increase and a shift to gross profit, driven by strong SiCore battery sales.
Better than expected
Capital raise
NYSE
Amprius Technologies reported a significant 173% revenue increase to $21.4 million in Q3 2025, driven by strong SiCore battery sales, while narrowing its net loss by 64%.
Delay expected
Better than expected
Capital raise
NYSE
Amprius Technologies reported a significant surge in revenue and a substantial reduction in net loss for the second quarter and first half of 2025, driven by strong SiCore battery sales and new customer acquisition.
Better than expected
Capital raise
Delay expected
NYSE
Amprius Technologies' Q1 2025 shows significant revenue increase driven by SiCore battery sales, alongside the appointment of Tom Stepien as President and a member of the Board.
Better than expected
Capital raise
NYSE
Amprius Technologies saw a significant increase in revenue during the third quarter of 2024, driven by higher battery sales, but the company still reported a net loss.
Worse than expected
Capital raise
NYSE
Amprius Technologies saw a significant increase in revenue during the second quarter of 2024, driven by higher battery sales, but the company still reported a net loss as it continues to invest in scaling its manufacturing capabilities.
Worse than expected
Capital raise

Annual Reports (10-K)

NYSE
Amprius Technologies reported a 202% revenue increase in 2025, driven by SiCore battery sales, while strategically terminating its Colorado GWh-scale facility lease.
Delay expected
Better than expected
Capital raise
NYSE
Amprius Technologies' 2024 10-K filing reveals a significant revenue increase driven by SiCore battery sales and ongoing efforts to expand manufacturing capacity.
Worse than expected
Capital raise
Delay expected
NYSE
Amprius Technologies outlines its authorized capital stock, including common and preferred shares, along with anti-takeover measures in a recent SEC filing.

Insider Trading (Form 4)

NYSE
Director Kathleen Bayless was granted 10,423 restricted stock units in Amprius Technologies, Inc. as part of a standard equity compensation arrangement.
NYSE
Director Livingston Satterthwaite was granted 10,423 restricted stock units in Amprius Technologies, Inc.
NYSE
Director Donald R. Dixon reported the acquisition of restricted stock units and the sale of 85,000 shares of Amprius Technologies common stock.
NYSE
Amprius Technologies director Steven Chu was granted 10,423 restricted stock units as part of his compensation.
NYSE
Amprius Technologies director Donald R. Dixon reported the sale of 40,000 shares of common stock at an average price of $19.13.
NYSE
CEO Thomas Stepien executed a series of stock transfers and a minor sale of Amprius Technologies common stock.

Proxy Statements (Def-14A)

NYSE
Amprius Technologies has filed a proxy statement with the Securities and Exchange Commission (SEC) pursuant to Section 14(a) of the Securities Exchange Act of 1934.
NYSE
Amprius Technologies will hold its annual stockholders meeting virtually on June 12, 2025, to elect directors and ratify the appointment of its independent accounting firm.
NYSE
Amprius Technologies announces its 2024 Annual Meeting of Stockholders to be held virtually on June 6, 2024, outlining key proposals for shareholder voting.
NYSE
Amprius Technologies announces its 2024 annual meeting of stockholders to be held virtually on June 6, 2024, featuring proposals for director elections and ratification of the company's independent accounting firm.

Schedule 13G - Passive Investments

NYSE
BlackRock, Inc. has filed an amendment to its Schedule 13G, reporting beneficial ownership of 7.4% of Amprius Technologies Inc.'s common stock as of June 30, 2026.
NYSE
Jane Street Group, LLC, Jane Street Capital, LLC, and Jane Street Global Trading, LLC have collectively reported beneficial ownership of 5.1% of Amprius Technologies, Inc. common stock.
NYSE
The Vanguard Group has reported a 0% beneficial ownership in Amprius Technologies Inc. following an internal realignment.
Worse than expected
NYSE
The Vanguard Group has reported a 5.2% beneficial ownership stake in Amprius Technologies Inc., holding 6,512,620 common shares.
NYSE
BlackRock, Inc. has reported a 5.8% beneficial ownership stake in Amprius Technologies Inc., holding over 7.2 million common shares.
NYSE
SAIF Partners IV L.P. and its affiliates have reported zero beneficial ownership in Amprius Technologies, Inc. common stock.
Worse than expected