Essex Investment Management’s AmpliTech AMPG Stock Holding History

Essex Investment Management’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 Q2	$421K	Sell	60,526 -27,314	-31%	-$114K	0.06%	182
2026 Q1	$167K	Hold	87,840	–	–	0.03%	210
2025 Q4	$263K	Buy	87,840 +18,523	+27%	+$62.6K	0.04%	191
2025 Q3	$270K	Hold	69,317	–	–	0.04%	186
2025 Q2	$147K	Buy	69,317 +10,650	+18%	+$20.2K	0.03%	209
2025 Q1	$90.9K	Buy	+58,667	New	+$119K	0.02%	224

Other funds holding AMPG

Bard Associates Chicago, Illinois $451M AUM 66.6% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

LCM

Landscape Capital Management Englewood, New Jersey $1.54B AUM 30.95% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

EAM Investors Solana Beach, California $1.12B AUM 390.6% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Essex Investment Management's AMPG Position: Q2 2026 in Review

Essex Investment Management reduced its AmpliTech (AMPG) stake by 31% in Q2 2026, selling an estimated $114K and leaving 60,526 shares worth $421K. The position accounts for 0.06% of the portfolio, ranked #182.

Essex Investment Management first reported a position in AMPG in Q1 2025 and has held it in 6 quarters since. 64 funds tracked by Wall St. Rank hold AMPG as of Q2 2026.

Essex Investment Management held 60,526 shares of AmpliTech worth $421K as of Q2 2026.
Essex Investment Management sold 27,314 AmpliTech shares in Q2 2026, an estimated $114K.
AmpliTech made up 0.06% of Essex Investment Management's portfolio in Q2 2026, its #182 holding.
Essex Investment Management first reported a position in AmpliTech in Q1 2025 and has held it in 6 quarters since.
64 funds tracked by Wall St. Rank held AmpliTech as of Q2 2026.

Based on Essex Investment Management's 13F filing for Q2 2026, filed 6 Aug 2026.