Citigroup
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Citigroup’s Amprius Technologies AMPX Stock Holding History

Citigroup’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 		$223K Sell
13,255
-61,509
-82% -$802K ﹤0.01% 3960
2025
Q4 		$590K Sell
74,764
-21,966
-23% -$251K ﹤0.01% 3482
2025
Q3 		$1.02M Buy
96,730
+62,374
+182% +$491K ﹤0.01% 3150
2025
Q2 		$145K Buy
34,356
+22,199
+183% +$62.4K ﹤0.01% 4220
2025
Q1 		$32.6K Sell
12,157
-3,351
-22% -$9.88K ﹤0.01% 4993
2024
Q4 		$43.4K Buy
15,508
+3,565
+30% +$6.23K ﹤0.01% 5122
2024
Q3 		$13.3K Buy
11,943
+8,893
+292% +$9.8K ﹤0.01% 5249
2024
Q2 		$3.87K Buy
3,050
+2,125
+230% +$3.47K ﹤0.01% 5284
2024
Q1 		$2.45K Buy
925
+315
+52% +$1.17K ﹤0.01% 5375
2023
Q4 		$3.23K Buy
610
+606
+15,150% +$2.28K ﹤0.01% 5375
2023
Q3 		$19 Sell
4
-1,596
-100% -$9.4K ﹤0.01% 5586
2023
Q2 		$11.5K Buy
+1,600
New +$13.7K ﹤0.01% 5045

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

Citigroup's AMPX Position: Q1 2026 in Review

Citigroup reduced its Amprius Technologies (AMPX) stake by 82% in Q1 2026, selling an estimated $802K and leaving 13,255 shares worth $223K. The position accounts for ﹤0.01% of the portfolio, ranked #3960.

Citigroup first reported a position in AMPX in Q2 2023 and has held it in 12 quarters since. The position peaked at $1.02M in Q3 2025. 245 funds tracked by Wall St. Rank hold AMPX as of Q1 2026.

  • Citigroup held 13,255 shares of Amprius Technologies worth $223K as of Q1 2026.
  • Citigroup sold 61,509 Amprius Technologies shares in Q1 2026, an estimated $802K.
  • Amprius Technologies made up ﹤0.01% of Citigroup's portfolio in Q1 2026, its #3960 holding.
  • Citigroup first reported a position in Amprius Technologies in Q2 2023 and has held it in 12 quarters since.
  • Citigroup's Amprius Technologies position peaked at $1.02M in Q3 2025.
  • 245 funds tracked by Wall St. Rank held Amprius Technologies as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.