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CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
$2.94
+2.8%
$2.19
$0.64
$6.43
$60.78M-1.032.23 million shs81,135 shs
Beam Global stock logo
BEEM
Beam Global
$3.22
+25.8%
$1.67
$1.33
$6.50
$49.69M1.36374,429 shs469,389 shs
EMCORE Co. stock logo
EMKR
EMCORE
$3.10
+1.0%
$3.10
$0.87
$3.17
$28.15M1.7448,003 shs120,529 shs
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
$3.01
-0.2%
$2.76
$0.96
$5.67
$18.39M1.45213,384 shs32,129 shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
0.00%+31.19%+43.00%+94.56%+157.66%
Beam Global stock logo
BEEM
Beam Global
0.00%+56.10%+76.55%+82.86%-57.12%
EMCORE Co. stock logo
EMKR
EMCORE
0.00%0.00%0.00%0.00%+167.24%
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
0.00%+0.67%+1.01%+198.02%-45.07%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
2.9049 of 5 stars
3.53.00.00.02.53.30.0
Beam Global stock logo
BEEM
Beam Global
2.5411 of 5 stars
3.42.00.00.03.30.01.3
EMCORE Co. stock logo
EMKR
EMCORE
0.2568 of 5 stars
1.00.00.00.00.61.70.6
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
N/AN/AN/AN/AN/AN/AN/AN/A
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
3.00
Buy$5.0070.07% Upside
Beam Global stock logo
BEEM
Beam Global
2.80
Moderate Buy$5.3365.63% Upside
EMCORE Co. stock logo
EMKR
EMCORE
2.00
Hold$3.00-3.23% Downside
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
0.00
N/AN/AN/A

Current Analyst Ratings Breakdown

Latest SGMA, AMPG, BEEM, and EMKR Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
5/20/2025
Beam Global stock logo
BEEM
Beam Global
Citigroup
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy
5/20/2025
Beam Global stock logo
BEEM
Beam Global
B. Riley
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$5.00 ➝ $4.00
5/19/2025
Beam Global stock logo
BEEM
Beam Global
Maxim Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$5.00 ➝ $4.00
5/16/2025
Beam Global stock logo
BEEM
Beam Global
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingHold ➝ Hold
(Data available from 7/21/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
$9.51M6.36N/AN/A$2.14 per share1.37
Beam Global stock logo
BEEM
Beam Global
$49.34M1.01N/AN/A$2.79 per share1.15
EMCORE Co. stock logo
EMKR
EMCORE
$81.08M0.35N/AN/A$4.97 per share0.62
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
$373.88M0.05$0.68 per share4.43$10.84 per share0.28
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
-$11.24M-$0.69N/AN/A-77.94%-29.49%-24.39%8/13/2025 (Estimated)
Beam Global stock logo
BEEM
Beam Global
-$11.28M-$1.60N/AN/AN/A-57.83%-25.73%-16.41%8/12/2025 (Estimated)
EMCORE Co. stock logo
EMKR
EMCORE
-$31.24M-$2.92N/AN/A-42.00%-24.27%-12.59%8/4/2025 (Estimated)
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
-$2.49M-$2.01N/AN/A-3.93%-29.90%-8.54%9/2/2025 (Estimated)

Latest SGMA, AMPG, BEEM, and EMKR Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
8/12/2025Q2 2025
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
-$0.07N/AN/AN/A$3.50 millionN/A
8/12/2025Q2 2025
Beam Global stock logo
BEEM
Beam Global
-$0.29N/AN/AN/A$7.25 millionN/A
5/15/2025Q1 2025
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
-$0.08-$0.09-$0.01-$0.09$3.50 million$3.60 million
5/15/2025Q1 2025
Beam Global stock logo
BEEM
Beam Global
-$0.16-$0.32-$0.16-$1.04$8.00 million$6.32 million
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
N/AN/AN/AN/AN/A
Beam Global stock logo
BEEM
Beam Global
N/AN/AN/AN/AN/A
EMCORE Co. stock logo
EMKR
EMCORE
N/AN/AN/AN/AN/A
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
N/A
12.10
8.88
Beam Global stock logo
BEEM
Beam Global
0.01
1.84
0.92
EMCORE Co. stock logo
EMKR
EMCORE
N/A
2.83
1.62
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
0.07
1.23
0.35

Institutional Ownership

CompanyInstitutional Ownership
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
10.99%
Beam Global stock logo
BEEM
Beam Global
26.59%
EMCORE Co. stock logo
EMKR
EMCORE
65.66%
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
23.85%

Insider Ownership

CompanyInsider Ownership
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
29.80%
Beam Global stock logo
BEEM
Beam Global
3.03%
EMCORE Co. stock logo
EMKR
EMCORE
0.94%
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
10.70%
CompanyEmployeesShares OutstandingFree FloatOptionable
AmpliTech Group, Inc. stock logo
AMPG
AmpliTech Group
4020.57 million14.44 millionNot Optionable
Beam Global stock logo
BEEM
Beam Global
9015.43 million14.96 millionOptionable
EMCORE Co. stock logo
EMKR
EMCORE
4709.08 million9.00 millionOptionable
SigmaTron International, Inc. stock logo
SGMA
SigmaTron International
2,7506.12 million5.46 millionNot Optionable

Recent News About These Companies

New MarketBeat Followers Over Time

Media Sentiment Over Time

AmpliTech Group stock logo

AmpliTech Group NASDAQ:AMPG

$2.94 +0.08 (+2.80%)
As of 10:13 AM Eastern
This is a fair market value price provided by Polygon.io. Learn more.

AmpliTech Group, Inc. designs, engineers, and assembles micro-wave component-based amplifiers. The company's products include radio frequency (RF) amplifiers and related subsystems, such as low noise amplifiers for use in receivers of various communication systems comprising Wi-Fi, radar, satellite, base station, cell phone, radio, etc.; and medium power amplifiers that provide enhanced output power and gain in transceiver chains. It provides specialty microwave block downconverters used as a test device on satellite access point antennas; specialty microwave 1:2 Tx protection switch panels that is used in satellite communication earth stations; desktop/benchtop and compact wideband power amplifiers used in SATCOM rack mount systems, as well as test equipment used in integrators and manufacturers of various communications systems, such as cellular base stations, simulators, and point to point wireless radios; and waveguide to coaxial adapters for SATCOM and satellite internet gateway systems. In addition, the company offers cryogenic amplifiers for quantum computing, medical, RF imaging, research and development, space communications, accelerators, radiometry, and telephony applications; and cryogenic and non-cryogenic 4g/5g small cell subsystems for high-speed networks and airline Wi-Fi systems. Further, it provides custom assembly designs and non-recurring engineering services on a project-by-project basis, as well as IC packaging and lids products. The company serves aerospace, government, defense, commercial satellite, and wireless industries through sales representatives and distributors in the United States, Europe, the Middle East, and South Asia. AmpliTech Group, Inc. was founded in 2002 and is based in Hauppauge, New York.

Beam Global stock logo

Beam Global NASDAQ:BEEM

$3.22 +0.66 (+25.78%)
As of 10:14 AM Eastern
This is a fair market value price provided by Polygon.io. Learn more.

Beam Global, a clean-technology innovation company, engages in the design, development, engineering, manufacture, and sale of renewably energized infrastructure products and battery solutions. Its product portfolio includes EV ARC (electric vehicle autonomous renewable charger), an infrastructure product that uses integrated solar power and battery storage to provide a mounting asset and a source of power for factory installed electric vehicle charging stations; Solar Tree DCFC, an off-grid, renewably energized, and single-column mounted smart generation and energy storage system to provide a 150kW DC fast charge to one or more electric vehicles, such as electric buses, heavy-duty vehicles, agricultural equipment, public transportation, and electric vehicles used in the construction industry; and EV ARC DCFC, a DC fast charging system for charging EVs. The company is also involved in the development of EV-Standard, a lamp standard, EV charging, and emergency power product that uses an existing streetlamp's foundation and a combination of solar, wind, grid connection, and onboard energy storage to provide curbside charging; and UAV ARC, an off-grid and renewably energized product and network used to charge aerial drone (UAV) fleets. It offers its solutions for electric vehicle (EV) charging infrastructure, energy storage, energy security, disaster preparedness, street lighting, telecommunications, energy infrastructure, and outdoor media and branding industries. The company was formerly known as Envision Solar International, Inc. and changed its name to Beam Global in September 2020. Beam Global was incorporated in 2006 and is headquartered in San Diego, California.

EMCORE stock logo

EMCORE NASDAQ:EMKR

EMCORE Corporation, together with its subsidiaries, designs and manufactures fiber optic gyro, ring laser gyro, and micro electromechanical system-based inertial sensors and systems in the United States and internationally. It offers navigation system and inertial sensing products, such as gyroscopes and multi-axis sensors, inertial measurement units, fiber optic gyroscopes, quartz micro electromechanical systems, inertial navigation systems, tactical navigation, and naval and amphibious navigation, as well as radar positioning and pointing systems, and battlefield/artillery survey systems. The company sells its products through direct sales force, application engineers, third-party sales representatives, and distributors. EMCORE Corporation was founded in 1984 and is headquartered in Alhambra, California.

SigmaTron International stock logo

SigmaTron International NASDAQ:SGMA

$3.00 -0.01 (-0.17%)
As of 09:55 AM Eastern
This is a fair market value price provided by Polygon.io. Learn more.

SigmaTron International, Inc. operates as an independent provider of electronic manufacturing services (EMS). Its EMS services include printed circuit board assemblies, electro-mechanical subassemblies, and completely assembled (box-build) electronic products. The company also offers automatic and manual assembly and testing of products; material sourcing and procurement services; manufacturing and test engineering support services; design services; warehousing and distribution services; compliance reporting, and assistance in obtaining product approval from governmental and other regulatory bodies. In addition, the company offers electronic and electromechanical manufacturing solutions. It primarily serves industrial electronics, consumer electronics, and medical/life sciences industries in the United States, Mexico, China, Vietnam, and Taiwan. The company markets its services through independent manufacturers' representative organizations. The company was incorporated in 1993 and is headquartered in Elk Grove Village, Illinois.