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Nasdaq · CIK 0001518461

AMPG AmpliTech Group, Inc.

Insider trading from SEC Form 4. Last filing Jun 24, 2026. Close $2.84 on Oct 9, 2026, +61% from the 52-week low and -71% from the high.

AmpliTech Group, Inc. (AMPG) has 20 SEC Form 4 filings on file from 7 insiders, the latest filed on Jun 24, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.

8 open-market trades have been scored at AMPG. The newest: Daniel Richard Mazziota (director) sold $61k of stock on Jun 22, 2026, filed Jun 24, 2026, scored 22 (weak). The largest of the 8 shown: Louisa Sanfratello (Chief Financial Officer) sold $240k on May 28, 2026, scored 45 (moderate). 3 insiders sold within 14 days of each other around Jun 1, 2026.

AMPG closed at $2.84 on Oct 9, 2026, 61% above its 52-week low and 71% below its 52-week high.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
7
with a Form 4 at this company

Price and insider trades, last year

AMPGOct 9, 2026 · close 2.84

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at AmpliTech Group, Inc., scored.

ScoreInsiderValueHoldingsPrice contextFiled
22WeakDaniel Richard Mazziota
director
sell
$61k
7,157 shares
-3%+380% from low-13% from high
23WeakDaniel Richard Mazziota
director
sell
$77k
10,000 shares
-4%+339% from low-20% from high
41ModerateJorge Luis Flores
Chief Operating Officer
sell
$161k
30,000 shares
-28%+193% from low-3% from high
45ModerateLouisa Sanfratello
Chief Financial Officer
sell
$240k
50,000 shares
-45%+169% from low-11% from high
37WeakDaniel Richard Mazziota
director
sell
$50k
10,000 shares
-4%+186% from low-5% from high
26WeakShailesh Modi
director
buy
$5,800
2,000 shares
+13%+139% from low-49% from high
20WeakDaniel Richard Mazziota
director
buy
$14k
7,157 shares
+3%-
15WeakDaniel Richard Mazziota
director
buy
$6,950
5,000 shares
+2%-

Transactions

Every row filed, 35 in all.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Jun 22, 2026Daniel Richard Mazziota
director
SOpen-market sale
Common Stock
-7,157$8.46$61k247,743Jun 24, 2026
Jun 23, 2026Daniel Richard Mazziota
director
SOpen-market sale
Common Stock
-10,000$7.71$77k237,743Jun 24, 2026
Jun 1, 2026Jorge Luis Flores
Chief Operating Officer
MOption exercise
Common Stock
+5,000$3.88$19k81,000Jun 2, 2026
Jun 1, 2026Jorge Luis Flores
Chief Operating Officer
MOption exercise
Common Stock
+25,000$3.52$88k106,000Jun 2, 2026
Jun 1, 2026Jorge Luis Flores
Chief Operating Officer
SOpen-market sale
Common Stock
-30,000$5.36$161k76,000Jun 2, 2026
Jun 1, 2026Jorge Luis Flores
Chief Operating Officer
MOption exercise
Stock Options (right to buy)derivative
-5,000$0.00$00Jun 2, 2026
Jun 1, 2026Jorge Luis Flores
Chief Operating Officer
MOption exercise
Stock Options (right to buy)derivative
-25,000$0.00$00Jun 2, 2026
May 28, 2026Louisa Sanfratello
Chief Financial Officer
MOption exercise
Common Stock
+50,000$3.52$176k110,000May 29, 2026
May 28, 2026Louisa Sanfratello
Chief Financial Officer
SOpen-market sale
Common Stock
-50,000$4.80$240k60,000May 29, 2026
May 28, 2026Louisa Sanfratello
Chief Financial Officer
MOption exercise
Stock Option (right to buy)derivative
-50,000$0.00$00May 29, 2026
May 22, 2026Daniel Richard Mazziota
director
SOpen-market sale
Common Stock
-10,000$4.95$50k254,900May 26, 2026
Jan 30, 2026Jorge Luis Flores
Chief Operating Officer
MOption exercise
Common Stock
+50,000$3.04$152k76,000Feb 3, 2026
Jan 30, 2026Fawad Maqbool
Chief Executive Officer
MOption exercise
Common Stock
+50,000$3.04$152k2,713,864Feb 3, 2026
Jan 30, 2026Louisa Sanfratello
Chief Financial Officer
MOption exercise
Common Stock
+50,000$3.04$152k60,000Feb 3, 2026
Jan 30, 2026Jorge Luis Flores
Chief Operating Officer
AGrant or award
Stock Option (right to buy)derivative
+200,000--200,000Feb 3, 2026
Jan 30, 2026Fawad Maqbool
Chief Executive Officer
AGrant or award
Stock Option (right to buy)derivative
+200,000--200,000Feb 3, 2026
Jan 30, 2026Louisa Sanfratello
Chief Financial Officer
AGrant or award
Stock Option (right to buy)derivative
+200,000--200,000Feb 3, 2026
Jan 14, 2026Daniel Richard Mazziota
director
MOption exercise
Common Stock
+2,000$4.00$8,000264,900Jan 16, 2026
Jan 14, 2026Fawad Maqbool
Chief Executive Officer
MOption exercise
Common Stock
+500$4.00$2,0002,663,864Jan 16, 2026
Jan 14, 2026Jorge Luis Flores
Chief Operating Officer
MOption exercise
Common Stock
+1,000$4.00$4,00026,000Jan 16, 2026
Jan 14, 2026Jorge Luis Flores
Chief Operating Officer
AGrant or award
Series A Rightsderivative
+1,000--1,000Jan 16, 2026
Jan 14, 2026Daniel Richard Mazziota
director
AGrant or award
Series A Rightsderivative
+2,000--2,000Jan 16, 2026
Jan 14, 2026Fawad Maqbool
Chief Executive Officer
AGrant or award
Series A Rightsderivative
+500--500Jan 16, 2026
Jan 14, 2026Daniel Richard Mazziota
director
AGrant or award
Series B Rightsderivative
+2,000--2,000Jan 16, 2026
Jan 14, 2026Jorge Luis Flores
Chief Operating Officer
AGrant or award
Series B Rightsderivative
+1,000--1,000Jan 16, 2026
Jan 14, 2026Fawad Maqbool
Chief Executive Officer
AGrant or award
Series B Rightsderivative
+500--500Jan 16, 2026
Dec 18, 2025Shailesh Modi
director
POpen-market purchase
Common Stock
+2,000$2.90$5,80017,000Jan 13, 2026
Dec 12, 2025Andrew Dylan Lee
director
AGrant or award
Common Stock
+15,000$3.08$46k60,000Dec 15, 2025
Dec 12, 2025Daniel Richard Mazziota
director
AGrant or award
Common Stock
+15,000$3.08$46k262,900Dec 15, 2025
Dec 12, 2025Shailesh Modi
director
AGrant or award
Common Stock
+15,000$3.08$46k15,000Dec 15, 2025
Jun 20, 2025Daniel Richard Mazziota
director
POpen-market purchase
Common Stock
+7,157$2.00$14k247,900Jun 20, 2025
Apr 8, 2025Daniel Richard Mazziota
director
POpen-market purchase
Common Stock
+5,000$1.39$6,950240,743Apr 9, 2025
Dec 19, 2024Andrew Dylan Lee
director
AGrant or award
Common Stock
+15,000$2.00$30k45,000Dec 23, 2024
Dec 19, 2024Matthew Joseph Kappers
director
AGrant or award
Common Stock
+15,000$2.00$30k45,000Dec 23, 2024
Dec 19, 2024Daniel Richard Mazziota
director
AGrant or award
Common Stock
+15,000$2.00$30k235,743Dec 23, 2024

Insiders

Everyone who has filed a Form 4 here.

Questions about AMPG

Answered from the filings on this page, as of the latest one.

Are insiders buying AMPG?

No. In the last 90 days no insider at AmpliTech Group, Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.

Who was the last insider to trade AMPG on the open market?

Daniel Richard Mazziota (director) sold $61k of AMPG on Jun 22, 2026 and filed the Form 4 on Jun 24, 2026. InsiderTell scored 22 (weak).

How many insiders file Form 4 at AmpliTech Group, Inc.?

7 people have filed a Form 4 at AmpliTech Group, Inc., among them Jorge Luis Flores (Chief Operating Officer), Matthew Joseph Kappers (director), Andrew Dylan Lee (director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.