Form 4 Filing: Chu Steven Acquires (Grant) shares of $AMPX

STOCK AWARD / GRANT

⚡ MATERIALITY: 1/10

corporate issuer

Amprius Technologies, Inc.

Ticker: $AMPX

Transaction Value

N/A (Non-Open-Market)

Price/Share: $0.00 (Non-Open-Market)

transaction date

2026-06-12

Shares: 10,423

Market Price Activity

HillSignal AI Analytical Report

SEC Form 4 documents direct changes in beneficial ownership of securities for public corporations. The reporting insider, Chu Steven, holds the title of Director at Amprius Technologies, Inc..

On 2026-06-12, the insider transacted 10,423 shares.This transaction is a non-open-market event (such as a stock grant or option exercise) with a reported price per share of $0.00.

Executive Summary Summary

Chu Steven (Director) was granted $0 of $AMPX

Post-Transaction Position: 137,762 shares

SEC Accession No: 0001296381-26-000005 (CIK: 1296381)

Verified Multi-Source Index

Verify the accuracy of this insider transaction and corporate entity independently. HillSignal pulls data directly from official SEC databases; use the sources below to corroborate.

SEC EDGAR FilingView Source Form 4

Yahoo Finance$AMPX Quote & Profile

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Google News$AMPX News Coverage