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
Q3 		$487K Buy
50,285
+2,185
+5% +$22.8K 0.02% 583
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

BIP
Bouvel Investment Partners Phoenixville, Pennsylvania $433M AUM 51.2% 1-Year Est. Return
ZCI
Zevenbergen Capital Investments Edmonds, Washington $4.37B AUM 52.9% 1-Year Est. Return
MPPW
Mitchell & Pahl Private Wealth Oklahoma City, Oklahoma $277M AUM 23.93% 1-Year Est. Return
CPBTD
Central Pacific Bank - Trust Division Honolulu, Hawaii $952M AUM 25.15% 1-Year Est. Return
BONH
Bank of New Hampshire Laconia, New Hampshire $463M AUM 23.57% 1-Year Est. Return
EB
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return
GI
GAMMA Investing Foster City, California $2.96B AUM 34.38% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $14.2B AUM 18.33% 1-Year Est. Return
NL
NVWM LLC Yardley, Pennsylvania $533M AUM 27.53% 1-Year Est. Return
EP
Essential Partners Rancho Santa Fe, California $219M AUM 37.92% 1-Year Est. Return

B. Riley Wealth Advisors's AMPX Position: Q3 2026 in Review

B. Riley Wealth Advisors increased its Amprius Technologies (AMPX) stake by 4.5% in Q3 2026, buying an estimated $22.8K and bringing the position to 50,285 shares worth $487K. The position accounts for 0.02% of the portfolio, ranked #583.

B. Riley Wealth Advisors first reported a position in AMPX in Q3 2023 and has held it in 13 quarters since. The position peaked at $739K in Q1 2026. 15 funds tracked by Wall St. Rank hold AMPX as of Q3 2026.

  • B. Riley Wealth Advisors held 50,285 shares of Amprius Technologies worth $487K as of Q3 2026.
  • B. Riley Wealth Advisors bought 2,185 Amprius Technologies shares in Q3 2026, an estimated $22.8K.
  • Amprius Technologies made up 0.02% of B. Riley Wealth Advisors's portfolio in Q3 2026, its #583 holding.
  • B. Riley Wealth Advisors first reported a position in Amprius Technologies in Q3 2023 and has held it in 13 quarters since.
  • B. Riley Wealth Advisors's Amprius Technologies position peaked at $739K in Q1 2026.
  • 15 funds tracked by Wall St. Rank held Amprius Technologies as of Q3 2026.

Based on B. Riley Wealth Advisors's 13F filing for Q3 2026, filed 13 Oct 2026.