President, Chief Executive Officer · Amprius Technologies, Inc. (AMPX)

Thomas Stepien

FY2025 is the first fiscal year CompBrief holds for Thomas Stepien as a named executive officer of Amprius Technologies; the record below is that year, complete. Every figure below is printed as the company filed it and cited to the filing it came from.

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Total disclosed compensation, FY2025

$3,354,715

1st of 3 named executive officers at Amprius Technologies by FY2025 total.

3 named officers on file for Amprius Technologies, FY2025

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What this number hides

The filing gives the total. Amprius Technologies’s full Executive Compensation Report gives every award, the disclosed peer set and what the total leaves out — the pair adds the board’s.

Compensation figures as of the proxy filed April 29, 2026 (DEF 14A).

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Thomas Stepien compensation by year

Amprius Technologies Summary Compensation Table · the one fiscal year held
In US dollars, as Amprius Technologies reports it. Most recent year shaded. Totals are the company’s disclosed totals.
ComponentFY2025
Salary$319,712
Bonus$238,292
Stock awards$2,746,000
Option awards$0
Non-equity incentive$0
Pension and deferred compensation$0
All other$50,711
Total$3,354,715

Each year as stated in that year's proxy. A dash means the company reported no figure in that column. Source: Amprius Technologies, Inc. DEF 14A filed April 29, 2026, accession 0001899287-26-000026, and prior-year filings. Open the filing on EDGAR.

How this page was built: the Amprius Technologies, Inc. filed document, accession 0001899287-26-000026. Every figure is read from that document and cited to the page and table it appears in. Filed April 29, 2026.

Equity holdings

unvested awards at FY2025 year-end
TypeUnvested unitsValue at year-endExercise price
RSU400,000$3,156,000—
RSU200,000$1,578,000—

Per the Outstanding Equity Awards at Fiscal Year-End table in Amprius Technologies, Inc.'s FY2025 proxy; value at the fiscal year-end close, as the company printed it.

Amprius Technologies’s named executive officers, FY2025

as the company reported each
Named executive officerRoleFY2025 total
Thomas Stepien · this pagePresident, Chief Executive Officer$3,354,715
Ricardo RodriguezChief Financial Officer$2,982,094
Kang SunExecutive Advisor$2,632,755

Board service

Amprius Technologies board · FY2025

How this board is paid

Company policy: Amprius Technologies pays directors a $50,000 cash retainer and $170,000 in RSUs. As stated in Amprius Technologies's FY2025 proxy.

The full Amprius Technologies compensation record

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This page is one person within Amprius Technologies's record. The company brief lists every named executive, each linking to their own page.

Compensation, the day it’s disclosed

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How this record is built

Every figure on this page is one figure from a public SEC filing, printed as the filing states it and cited to the document. Compensation totals are Amprius Technologies's own disclosed totals, not summed by Velarion. Insider transactions are read from Form 4 filings and cover every line filed since the most recent proxy. Nothing is estimated by Velarion; where the company does not disclose a value the cell reads "—", and a section appears only where the company discloses the data. Corrections: records@velarion.ai.

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Thomas Stepien's compensation dossier