Simplex Trading
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Simplex Trading’s AmpliTech AMPG Stock Holding History

Simplex Trading’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
Q3 		$121K Sell
38,463
-85,411
-69% -$397K ﹤0.01% 5214
2026
Q2 		$862K Buy
+123,874
New +$519K ﹤0.01% 2948
2026
Q1 		– Sell
-12,911
Closed -$38.1K – 8970
2025
Q4 		$38.6K Buy
+12,911
New +$43.6K ﹤0.01% 5890

Other funds holding AMPG

Landscape Capital Management
Landscape Capital Management Englewood, New Jersey $1.34B AUM 18.69% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $73.3B AUM 63.67% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return
Essex Investment Management
Essex Investment Management Boston, Massachusetts $675M AUM 61.81% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $483B AUM 41.26% 1-Year Est. Return
Asset Management One
Asset Management One Tokyo, Japan $40B AUM 30.45% 1-Year Est. Return
Caitong International Asset Management
Caitong International Asset Management Hong Kong $1.04B AUM 150.26% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $468B AUM 17.69% 1-Year Est. Return

Simplex Trading's AMPG Position: Q3 2026 in Review

Simplex Trading reduced its AmpliTech (AMPG) stake by 69% in Q3 2026, selling an estimated $397K and leaving 38,463 shares worth $121K. The position accounts for ﹤0.01% of the portfolio, ranked #5214.

Simplex Trading first reported a position in AMPG in Q4 2025 and has held it in 3 quarters since. The position peaked at $862K in Q2 2026. 28 funds tracked by Wall St. Rank hold AMPG as of Q3 2026.

  • Simplex Trading held 38,463 shares of AmpliTech worth $121K as of Q3 2026.
  • Simplex Trading sold 85,411 AmpliTech shares in Q3 2026, an estimated $397K.
  • AmpliTech made up ﹤0.01% of Simplex Trading's portfolio in Q3 2026, its #5214 holding.
  • Simplex Trading first reported a position in AmpliTech in Q4 2025 and has held it in 3 quarters since.
  • Simplex Trading's AmpliTech position peaked at $862K in Q2 2026.
  • 28 funds tracked by Wall St. Rank held AmpliTech as of Q3 2026.

Based on Simplex Trading's 13F filing for Q3 2026, filed 4 Nov 2026.