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AMPX · Current Report (Form 8-K) · Filed May 6, 2026

Amprius Technologies Inc — Current Report (Form 8-K)

Form
8-K
Filed
May 6, 2026
Period
May 6, 2026
Ticker
AMPX
Accession
0001899287-26-000037
Boardroom Alpha · Filing insights

Amprius reports Q1 2026 results for quarter ended March 31; earnings release provided.

About Amprius Technologies Inc
Market cap
$1.5B
1Y TSR
+47.4%
3Y TSR
+23.6%
Board grade
C
Sector
Industrials
CEO
Thomas M Stepien
Last annual meeting: Jun 11, 2026 · View full Amprius Technologies Inc profile →
ampx-20260506

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
_________________________
FORM 8-K
_________________________
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): May 6, 2026
_________________________
LOGO - FOR 10-K2.jpg
AMPRIUS TECHNOLOGIES, INC.
(Exact name of Registrant as Specified in Its Charter)
_________________________
Delaware001-4131498-1591811
(State or Other Jurisdiction
of Incorporation)
(Commission
File Number)
(IRS Employer
Identification No.)
1180 Page Avenue, Fremont, California
94538
(Address of Principal Executive Offices)(Zip Code)
Registrant’s Telephone Number, Including Area Code: (800) 425-8803
N/A
(Former Name or Former Address, if Changed Since Last Report)
_________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading
Symbol(s)
Name of each exchange
on which registered
Common stock, par value $0.0001 per shareAMPXThe New York Stock Exchange
Redeemable warrants, each exercisable for one share of common stock at an exercise price of $11.50AMPX.WThe New York Stock Exchange
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company x
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o



Item 2.02    Results of Operations and Financial Condition.
On May 6, 2026, Amprius Technologies, Inc. (the “Company”) announced its business and financial results for its fiscal first quarter ended March 31, 2026. A copy of the Company’s Earning Release is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
The information contained in this Item 2.02 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 of any website or hyperlinks mentioned in the Earnings Release are for informational purposes only and the contents thereof are not part of the Earnings Release nor incorporated herein by reference.
Item 9.01    Financial Statements and Exhibits.
(d) Exhibits.
Exhibit
Number
Description
99.1
104Cover Page Interactive Data File (embedded within the Inline XBRL document)




SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
AMPRIUS TECHNOLOGIES, INC.
Date: May 6, 2026
By:/s/ Ricardo C. Rodriguez
Name: Ricardo C. Rodriguez
Title: Chief Financial Officer

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Reference

Frequently asked questions

When did Amprius Technologies Inc file this 8-K?
Amprius Technologies Inc (AMPX) filed this Current Report (Form 8-K) with the SEC on May 6, 2026. The accession number assigned by EDGAR is 0001899287-26-000037.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Amprius reports Q1 2026 results for quarter ended March 31; earnings release provided. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Amprius Technologies Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Amprius Technologies Inc has filed under CIK 1899287, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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