AmpliTech Group, Inc.

AMPGNASDAQ

$2.96-0.03 (-1.00% today)

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Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

AmpliTech Group, Inc. price and activity chart data

Showing the 1Y range: Oct 7, 2025 to Oct 7, 2026. Price (-31.2%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Bard Associates Inc	5.76%	$10.3M	2.28%	Reduce 7.51%
Vanguard Capital Management LLC	3.73%	$6.66M	0.00%	Not reported
BlackRock, Inc.	2.04%	$3.64M	0.00%	Not reported
Landscape Capital Management, L.L.C.	1.75%	$3.13M	0.20%	Not reported
Geode Capital Management, LLC	0.96%	$1.71M	0.00%	Not reported
Dimensional Fund Advisors LP	0.72%	$1.29M	0.00%	Not reported
Jane Street Group, LLC	0.53%	$951K	0.00%	Not reported
Informed Momentum Co LLC	0.52%	$937K	0.08%	Not reported
Vanguard Fiduciary Trust Co	0.51%	$908K	0.00%	Not reported
Simplex Trading, LLC	0.48%	$862K	0.00%	Not reported
State Street Corp	0.44%	$790K	0.00%	Not reported
PFG Investments, LLC	0.43%	$770K	0.03%	New Not reported
Bridgeway Capital Management, LLC	0.41%	$737K	0.01%	Not reported
Thompson Siegel & Walmsley LLC	0.41%	$731K	0.01%	New Not reported
FNY Investment Advisers, LLC	0.36%	$643K	0.23%	Not reported
Two Sigma Investments, LP	0.36%	$641K	0.00%	Not reported
Sei Investments Co	0.31%	$555K	0.00%	Not reported
Integrated Wealth Concepts LLC	0.28%	$492K	0.00%	Not reported
UBS Group AG	0.27%	$479K	0.00%	Not reported
Essex Investment Management Co LLC	0.24%	$421K	0.06%	Reduce 31.10%
IMC-Chicago, LLC	0.20%	$359K	0.00%	New Not reported
Northern Trust Corp	0.19%	$342K	0.00%	Not reported
XTX Topco Ltd	0.19%	$334K	0.00%	Not reported
LPL Financial LLC	0.14%	$258K	0.00%	Not reported
Citigroup Inc	0.14%	$245K	0.00%	Not reported
Caitong International Asset Management Co., Ltd	0.13%	$226K	0.03%	Not reported
Mangrove Partners Im, LLC	0.12%	$217K	0.01%	Not reported
Corsair Capital Management, L.P.	0.12%	$214K	0.03%	Reduce 55.94%
Midwest Financial Group LLC	0.11%	$201K	0.07%	New Not reported
Tower Research Capital LLC (TRC)	0.11%	$197K	0.00%	Not reported
Fort Washington Investment Advisors Inc	0.09%	$166K	0.00%	Not reported
Sig Brokerage, LP	0.08%	$152K	0.00%	New Not reported
StoneX Group Inc.	0.08%	$98.8K	0.00%	Not reported
Schonfeld Strategic Advisors LLC	0.07%	$128K	0.00%	Not reported
Private Advisor Group, LLC	0.07%	$121K	0.00%	Not reported
Squarepoint Ops LLC	0.07%	$119K	0.00%	Not reported
Foundations Investment Advisors, LLC	0.07%	$118K	0.00%	Not reported
Walser Wealth Management Company, A Ltd Liability Co	0.07%	$118K	0.05%	New Not reported
Bryn Mawr Trust Advisors, LLC	0.06%	$103K	0.00%	Not reported
Jefferies Financial Group Inc.	0.06%	$100K	0.00%	New Not reported
Legato Capital Management LLC	0.06%	$99.4K	0.01%	Reduce 30.91%
SBI Securities Co., Ltd.	0.05%	$94.2K	0.00%	Not reported
Tradition Wealth Management, LLC	0.05%	$88.7K	0.01%	New Not reported
Millennium Management LLC	0.05%	$83.7K	0.00%	Not reported
Virtu Financial LLC	0.05%	$82K	0.00%	Not reported
Susquehanna International Group, LLP	0.04%	$77.5K	0.00%	Not reported
Morgan Stanley	0.04%	$72.5K	0.00%	Not reported
Vanguard Global Advisers, LLC	0.04%	$69.2K	0.00%	Not reported
Daiwa Securities Group Inc.	0.03%	$45.9K	0.00%	New Not reported
Cornerstone Planning Group LLC	0.01%	$24.6K	0.00%	Not reported

50 of 60 holders

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