Officer Sells Amprius Technologies Stock to Fund Tax Obligations

Stefan Constantin Ionel, Chief Technology Officer of Amprius Technologies, Inc., reported a sale of 28,812 shares of common stock on May 21, 2026. The sale was executed under a non-discretionary, sell-to-cover arrangement to fund tax withholding obligations associated with the vesting of restricted stock units. The average sale price was $14.7884 per share, with individual transactions ranging from $14.54 to $15.08. Following this transaction, Mr. Ionel directly owns 804,518 shares. This filing is a Form 4, indicating a change in beneficial ownership.