FFO
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Fortitude Family Office’s Amprius Technologies AMPX Stock Holding History

Fortitude Family Office’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 		$1.92K Hold
198
– – ﹤0.01% 2041
2026
Q2 		$2.74K Hold
198
– – ﹤0.01% 1348
2026
Q1 		$3.34K Buy
198
+97
+96% +$1.26K ﹤0.01% 1085
2025
Q4 		$797 Hold
101
– – ﹤0.01% 1546
2025
Q3 		$1.06K Buy
+101
New +$794 ﹤0.01% 1522

Other funds holding AMPX

BIP
Bouvel Investment Partners Phoenixville, Pennsylvania $433M AUM 51.2% 1-Year Est. Return
SH
SLT Holdings Scottsdale, Arizona $171M AUM 33.79% 1-Year Est. Return
Zevenbergen Capital Investments
Zevenbergen Capital Investments Edmonds, Washington $4.37B AUM 52.9% 1-Year Est. Return
BRWA
B. Riley Wealth Advisors Boca Raton, Florida $2.57B AUM 28.13% 1-Year Est. Return
MPPW
Mitchell & Pahl Private Wealth Oklahoma City, Oklahoma $277M AUM 23.93% 1-Year Est. Return
State of Alaska Department of Revenue
State of Alaska Department of Revenue Juneau, Alaska $9.6B AUM 34.67% 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
Eastern Bank
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return
GAMMA Investing
GAMMA Investing Foster City, California $2.96B AUM 34.38% 1-Year Est. Return

Fortitude Family Office's AMPX Position: Q3 2026 in Review

Fortitude Family Office held its Amprius Technologies (AMPX) position steady in Q3 2026 at 198 shares worth $1.92K. The position accounts for ﹤0.01% of the portfolio, ranked #2041.

Fortitude Family Office first reported a position in AMPX in Q3 2025 and has held it in 5 quarters since. The position peaked at $3.34K in Q1 2026. 17 funds tracked by Wall St. Rank hold AMPX as of Q3 2026.

  • Fortitude Family Office held 198 shares of Amprius Technologies worth $1.92K as of Q3 2026.
  • Fortitude Family Office left its Amprius Technologies share count unchanged in Q3 2026.
  • Amprius Technologies made up ﹤0.01% of Fortitude Family Office's portfolio in Q3 2026, its #2041 holding.
  • Fortitude Family Office first reported a position in Amprius Technologies in Q3 2025 and has held it in 5 quarters since.
  • Fortitude Family Office's Amprius Technologies position peaked at $3.34K in Q1 2026.
  • 17 funds tracked by Wall St. Rank held Amprius Technologies as of Q3 2026.

Based on Fortitude Family Office's 13F filing for Q3 2026, filed 14 Oct 2026.