AmpliTech Group, Inc. (AMPG) stock

AMPGNasdaqCommunications Equipment, NECFiscal year ends December 31Also trades as AMPGZ

Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 12, 2026Score 11/3023% below fair value

$2.25−0.10 (-4.26%)

Close on Nov 13, 2026Market cap $67.60MP/E –Yield –

AmpliTech statistics

76 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings: Jan 4, 2027 (estimated, before the open)
Last ex-dividend date: No dividends
Fundamentals through: Sep 30, 2026
Share price as of: Nov 13, 2026

Valuation ratiosIndustry

Market Cap: $67.60M; $767.98M
Enterprise Value: $37.33M; $895.95M
PS Ratio: 2.76; 2.92
PB Ratio: 1.03; 2.77
P/TBV Ratio: 1.35; 3.46

Enterprise valuationIndustry

EV / Sales: 1.52; 2.29

Share statisticsIndustry

Shares Outstanding: 30M; 50M
Shares Change (YoY): 31.1%; 2.33%
Shares Change (QoQ): 17.4%; 0.20%
Float: 27M; 50M
Shares Held by Insiders: 11.4%; 5.37%
Shares Held by Institutions: 33.6%; 62.9%

Short sellingIndustry

Short Interest: 4M; –
Short Interest Change: 4.88%; -0.52%
Days to Cover: 4.25; 3.55

Stock price statisticsIndustry

52-Week High: $10.11; –
52-Week Low: $1.64; –
20-Day Moving Average: $2.53; –
50-Day Moving Average: $2.90; –
200-Day Moving Average: $3.77; –
Average True Range (14): $0.20; –
Price Change (1 Week): -2.39%; 2.26%
Price Change (1 Month): -12.3%; -13.0%
Price Change (3 Months): -39.2%; -28.2%
Price Change (6 Months): -23.7%; -34.3%
Price Change (YTD): -24.7%; -1.61%
Price Change (1 Year): -13.5%; -1.02%
Price Change (3 Years): 34.7%; 16.8%
Price Change (5 Years): -47.7%; -29.9%
Price Change (10 Years): 129.6%; 104.9%
Average Volume (10 Days): 699,580; –
Average Volume (20 Days): 758,764; –
Average Volume (90 Days): 1M; –
Relative Volume: 1.04; 0.78
Relative Strength Index (14): 36.3; 42.5
Volatility (1 Year): 110.4%; 81.9%
Beta (5 Years): 1.20; 1.38

MarginsIndustry

Gross Margin: 33.0%; 34.5%
Operating Margin: -41.2%; 0.77%
Pretax Margin: -39.6%; 2.97%
Profit Margin: -39.6%; -0.51%
EBITDA Margin: -33.0%; 4.94%

Returns on capitalIndustry

Return on Equity (ROE): -19.1%; -0.17%
Return on Assets (ROA): -15.7%; -1.58%
Return on Invested Capital (ROIC): -25.3%; 1.66%
Return on Capital Employed (ROCE): -14.6%; 0.42%

Financial positionIndustry

Current Ratio: 6.93; 2.34
Quick Ratio: 5.02; 1.31

GrowthIndustry

Revenue Growth (YoY): 8.45%; 13.8%
Revenue Growth (3Y CAGR): 9.11%; 1.79%
Revenue Growth (5Y CAGR): 48.8%; 7.18%

EfficiencyIndustry

Asset Turnover: 0.40; 0.66
Inventory Turnover: 1.68; 3.04
Revenue Per Employee: $532.17K; $373.11K
Profits Per Employee: -$210.96K; -$6.97K
Employee Count: 46; 534
WACC: 11.1%; 11.4%

Income statement (TTM)Industry

Revenue: $24.48M; $338.73M
Gross Profit: $8.09M; $99.67M
Operating Income: -$10.09M; -$314.66K
Pretax Income: -$9.69M; $831.50K
Net Income: -$9.70M; -$1.22M
EBITDA: -$8.07M; $2.84M
EPS (Diluted): -$0.40; -$0.01

Balance sheetIndustry

Cash & Short-Term Investments: $30.27M; $93.38M
Net Cash (Debt): $30.27M; $7.36M
Net Cash Per Share: $1.01; $0.33
Equity (Book Value): $65.72M; $198.19M
Book Value Per Share: $2.19; $5.54
Tangible Book Value: $50.01M; $63.35M
Working Capital: $42.14M; $143.99M

Cash flow (TTM)Industry

Operating Cash Flow: -$11.90M; $2.39M

Dividends and yieldsIndustry

Earnings Yield: -14.4%; -0.28%

Scores and fair valueIndustry

Altman Z-Score: 3.81; 2.74
Piotroski F-Score: 3; 5
Beneish M-Score: -2.64; -2.57

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.

Period	AMPG	S&P 500	Difference	AMPG per year	S&P 500 per year
1 month	-15.7%	-3.0%	−12.7 pts
3 months	-62.4%	-2.8%	−59.7 pts
Year to date	-24.7%	+11.5%	−36.2 pts
1 year	-15.4%	+13.5%	−28.9 pts
3 years	+31.6%	+77.7%	−46.1 pts	+9.6%	+21.1%
5 years	-47.7%	+72.6%	−120.3 pts	-12.1%	+11.5%
10 years	+125.0%	+308.2%	−183.2 pts	+8.4%	+15.1%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

4M AMPG shares were sold short on Oct 30, 2026, up 4.9% from the previous report. At recent volumes it would take 4.3 days to buy them back. Over the last 20 sessions, 47.3% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	3,576,153	+4.9%	840,699	4.3
Oct 15, 2026	3,409,780	-13.7%	711,973	4.8
Sep 30, 2026	3,952,437	-7.3%	661,915	6.0
Sep 15, 2026	4,265,302	-1.1%	812,540	5.3
Aug 31, 2026	4,310,840	+6.3%	2,128,996	2.0
Aug 14, 2026	4,056,975	+22.1%	2,976,974	1.4
Jul 31, 2026	3,323,586	-49.8%	2,122,301	1.6
Jul 15, 2026	6,621,420	+8.6%	3,257,824	2.0
Jun 30, 2026	6,099,175	-14.7%	3,656,707	1.7
Jun 15, 2026	7,150,592	+74.9%	9,091,769	1.0
May 29, 2026	4,088,991	+135.6%	9,519,018	1.0
May 15, 2026	1,735,469	+41.9%	1,047,567	1.7