Baird Financial Group
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Baird Financial Group’s Amprius Technologies AMPX Stock Holding History

Baird Financial Group’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
2026
Q2 		$18.4M Sell
1,324,909
-260,189
-16% -$4.66M 0.03% 430
2026
Q1 		$26.7M Buy
1,585,098
+811,670
+105% +$10.6M 0.04% 292
2025
Q4 		$6.1M Sell
773,428
-103,499
-12% -$1.18M 0.01% 680
2025
Q3 		$9.23M Sell
876,927
-123,784
-12% -$974K 0.01% 563
2025
Q2 		$4.21M Buy
1,000,711
+500,212
+100% +$1.41M 0.01% 768
2025
Q1 		$1.34M Buy
+500,499
New +$1.48M ﹤0.01% 1083

Other funds holding AMPX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
JAM
Jupiter Asset Management London, United Kingdom $20.2B AUM 29.18% 1-Year Est. Return

Baird Financial Group's AMPX Position: Q2 2026 in Review

Baird Financial Group reduced its Amprius Technologies (AMPX) stake by 16% in Q2 2026, selling an estimated $4.66M and leaving 1,324,909 shares worth $18.4M. The position accounts for 0.03% of the portfolio, ranked #430.

Baird Financial Group first reported a position in AMPX in Q1 2025 and has held it in 6 quarters since. The position peaked at $26.7M in Q1 2026. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Baird Financial Group held 1,324,909 shares of Amprius Technologies worth $18.4M as of Q2 2026.
  • Baird Financial Group sold 260,189 Amprius Technologies shares in Q2 2026, an estimated $4.66M.
  • Amprius Technologies made up 0.03% of Baird Financial Group's portfolio in Q2 2026, its #430 holding.
  • Baird Financial Group first reported a position in Amprius Technologies in Q1 2025 and has held it in 6 quarters since.
  • Baird Financial Group's Amprius Technologies position peaked at $26.7M in Q1 2026.
  • 262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Baird Financial Group's 13F filing for Q2 2026, filed 12 Aug 2026.