Form4insider filings, from the source

Insider · CIK 0001296381

Steven Chu

Files at: AMPX. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 12, 2026 AForm 4 →Jun 16, 6:00 pm EDTAmprius Technologies, Inc.AMPX10,423——137,762—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.