BRWA
AMPX icon

B. Riley Wealth Advisors’s Amprius Technologies AMPX Stock Holding History

B. Riley Wealth Advisors’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 		$650K Sell
48,100
-2,100
-4% -$37.6K 0.03% 408
2026
Q1 		$739K Hold
50,200
– – 0.05% 349
2025
Q4 		$396K Sell
50,200
-500
-1% -$5.72K 0.02% 610
2025
Q3 		$533K Buy
50,700
+200
+0.4% +$1.57K 0.02% 502
2025
Q2 		$213K Buy
50,500
+4,000
+9% +$11.3K 0.01% 872
2025
Q1 		$125K Buy
46,500
+1,000
+2% +$2.95K ﹤0.01% 1206
2024
Q4 		$127K Buy
45,500
+16,300
+56% +$28.5K ﹤0.01% 1086
2024
Q3 		$31.4K Buy
29,200
+6,700
+30% +$7.38K ﹤0.01% 1246
2024
Q2 		$28.6K Buy
22,500
+10,300
+84% +$16.8K ﹤0.01% 1361
2024
Q1 		$57.8K Sell
12,200
-3,575
-23% -$13.3K ﹤0.01% 1388
2023
Q4 		$83.5K Buy
15,775
+3,575
+29% +$13.4K ﹤0.01% 1332
2023
Q3 		$57.8K Buy
+12,200
New +$71.8K ﹤0.01% 1388

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

B. Riley Wealth Advisors's AMPX Position: Q2 2026 in Review

B. Riley Wealth Advisors reduced its Amprius Technologies (AMPX) stake by 4.2% in Q2 2026, selling an estimated $37.6K and leaving 48,100 shares worth $650K. The position accounts for 0.03% of the portfolio, ranked #408.

B. Riley Wealth Advisors first reported a position in AMPX in Q3 2023 and has held it in 12 quarters since. The position peaked at $739K in Q1 2026. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • B. Riley Wealth Advisors held 48,100 shares of Amprius Technologies worth $650K as of Q2 2026.
  • B. Riley Wealth Advisors sold 2,100 Amprius Technologies shares in Q2 2026, an estimated $37.6K.
  • Amprius Technologies made up 0.03% of B. Riley Wealth Advisors's portfolio in Q2 2026, its #408 holding.
  • B. Riley Wealth Advisors first reported a position in Amprius Technologies in Q3 2023 and has held it in 12 quarters since.
  • B. Riley Wealth Advisors's Amprius Technologies position peaked at $739K in Q1 2026.
  • 262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on B. Riley Wealth Advisors's 13F filing for Q2 2026, filed 14 Jul 2026.