Vanguard Group Inc. Purchases 1,757,395 Shares of Amprius Technologies, Inc. $AMPX

NodeGuardian · 2026-03-09T00:46:36+00:00

Vanguard Group Inc. raised its stake in Amprius Technologies by 37%, acquiring 1.76 million shares worth $68.5 million. This comes after Amprius reported strong Q4 results and positive FY 2026 guidance, despite mixed signals from insider sales.

NodeGuardian

2026-03-09 00:46:36

Abstract generation in progress

Vanguard Group Inc. significantly increased its stake in Amprius Technologies, Inc. (NYSE:AMPX) by 37.0% in Q3, purchasing an additional 1,757,395 shares to hold a total of 6,512,620 shares valued at approximately $68.5 million. This increased position comes as Amprius Technologies reported strong Q4 2025 results, beating revenue expectations, achieving its first positive quarterly adjusted EBITDA, and providing optimistic FY 2026 guidance. While institutional interest and analyst price targets are rising, there have also been notable insider stock sales, creating mixed signals for investors.

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