SI
AMPX icon

Stephens Inc’s Amprius Technologies AMPX Stock Holding History

Stephens Inc’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
Q1 		$487K Sell
28,895
-332
-1% -$4.33K 0.01% 858
2025
Q4 		$231K Buy
29,227
+8,896
+44% +$102K ﹤0.01% 1142
2025
Q3 		$214K Buy
+20,331
New +$160K ﹤0.01% 1186

Other funds holding AMPX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Stephens Inc's AMPX Position: Q1 2026 in Review

Stephens Inc reduced its Amprius Technologies (AMPX) stake by 1.1% in Q1 2026, selling an estimated $4.33K and leaving 28,895 shares worth $487K. The position accounts for 0.01% of the portfolio, ranked #858.

Stephens Inc first reported a position in AMPX in Q3 2025 and has held it in 3 quarters since. 245 funds tracked by Wall St. Rank hold AMPX as of Q1 2026.

  • Stephens Inc held 28,895 shares of Amprius Technologies worth $487K as of Q1 2026.
  • Stephens Inc sold 332 Amprius Technologies shares in Q1 2026, an estimated $4.33K.
  • Amprius Technologies made up 0.01% of Stephens Inc's portfolio in Q1 2026, its #858 holding.
  • Stephens Inc first reported a position in Amprius Technologies in Q3 2025 and has held it in 3 quarters since.
  • 245 funds tracked by Wall St. Rank held Amprius Technologies as of Q1 2026.

Based on Stephens Inc's 13F filing for Q1 2026, filed 28 Apr 2026.