American Century Companies
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American Century Companies’s Amprius Technologies AMPX Stock Holding History

American Century Companies’s Portfolio AMPX Stock Details AMPX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-24,207
Closed -$67.8K – 2887
2024
Q4 		$67.8K Buy
+24,207
New +$42.3K ﹤0.01% 2861

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Millennium Management
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UBS Group
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BlackRock
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Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
EIM
Essex Investment Management Boston, Massachusetts $632M AUM 95.36% 1-Year Est. Return
Stifel Financial
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Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

American Century Companies's AMPX Position: Q1 2025 in Review

American Century Companies sold out of Amprius Technologies (AMPX) in Q1 2025, closing a stake of 24,207 shares — an estimated $67.8K sold.

American Century Companies first reported a position in AMPX in Q4 2024 and held it in 1 quarter. The position peaked at $67.8K in Q4 2024. 99 funds tracked by Wall St. Rank hold AMPX as of Q1 2025.

  • American Century Companies reported no remaining Amprius Technologies position as of Q1 2025 after selling out during the quarter.
  • American Century Companies sold 24,207 Amprius Technologies shares in Q1 2025, an estimated $67.8K.
  • American Century Companies first reported a position in Amprius Technologies in Q4 2024 and held it in 1 quarter.
  • American Century Companies's Amprius Technologies position peaked at $67.8K in Q4 2024.
  • 99 funds tracked by Wall St. Rank held Amprius Technologies as of Q1 2025.

Based on American Century Companies's 13F filing for Q1 2025, filed 13 May 2025.