Marshall Wace
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Marshall Wace’s AmpliTech AMPG Stock Holding History

Marshall Wace’s Portfolio AMPG Stock Details AMPG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$27.4K Sell
14,442
-46,167
-76% -$136K ﹤0.01% 3025
2025
Q4 		$181K Buy
+60,609
New +$205K ﹤0.01% 2614
2021
Q3 		– Sell
-13,835
Closed -$64K – 2986
2021
Q2 		$64K Buy
+13,835
New +$79.6K ﹤0.01% 2563

Other funds holding AMPG

BA
Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
CDMG
Creek Drive Management Group San Francisco, California $439M AUM
CCC
Cable Car Capital San Francisco, California $289M AUM 26.33% 1-Year Est. Return
IWC
Integrated Wealth Concepts Waltham, Massachusetts $12.5B AUM 18.49% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
PHS
Pekin Hardy Strauss Chicago, Illinois $957M AUM 44.61% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

Marshall Wace's AMPG Position: Q1 2026 in Review

Marshall Wace reduced its AmpliTech (AMPG) stake by 76% in Q1 2026, selling an estimated $136K and leaving 14,442 shares worth $27.4K. The position accounts for ﹤0.01% of the portfolio, ranked #3025.

Marshall Wace first reported a position in AMPG in Q2 2021 and has held it in 3 quarters since. The position peaked at $181K in Q4 2025. 38 funds tracked by Wall St. Rank hold AMPG as of Q1 2026.

  • Marshall Wace held 14,442 shares of AmpliTech worth $27.4K as of Q1 2026.
  • Marshall Wace sold 46,167 AmpliTech shares in Q1 2026, an estimated $136K.
  • AmpliTech made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #3025 holding.
  • Marshall Wace first reported a position in AmpliTech in Q2 2021 and has held it in 3 quarters since.
  • Marshall Wace's AmpliTech position peaked at $181K in Q4 2025.
  • 38 funds tracked by Wall St. Rank held AmpliTech as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.