Environmental Tectonics (OTCMKTS:ETCC – Get Rating) and Eos Energy Enterprises (NASDAQ:EOSE – Get Rating) are both aerospace companies, but which is the better investment? We will contrast the two businesses based on the strength of their analyst recommendations, dividends, earnings, profitability, institutional ownership, valuation and risk.
Risk & Volatility
Environmental Tectonics has a beta of 0.24, meaning that its stock price is 76% less volatile than the S&P 500. Comparatively, Eos Energy Enterprises has a beta of 2.39, meaning that its stock price is 139% more volatile than the S&P 500.
Analyst Recommendations
This is a summary of recent ratings and recommmendations for Environmental Tectonics and Eos Energy Enterprises, as reported by MarketBeat.
| Sell Ratings | Hold Ratings | Buy Ratings | Strong Buy Ratings | Rating Score | |
| Environmental Tectonics | 0 | 0 | 0 | 0 | N/A |
| Eos Energy Enterprises | 0 | 1 | 2 | 0 | 2.67 |
Insider & Institutional Ownership
32.0% of Eos Energy Enterprises shares are held by institutional investors. 74.8% of Environmental Tectonics shares are held by insiders. Comparatively, 8.1% of Eos Energy Enterprises shares are held by insiders. Strong institutional ownership is an indication that hedge funds, endowments and large money managers believe a stock will outperform the market over the long term.
Profitability
This table compares Environmental Tectonics and Eos Energy Enterprises’ net margins, return on equity and return on assets.
| Net Margins | Return on Equity | Return on Assets | |
| Environmental Tectonics | -5.91% | -16.13% | -4.68% |
| Eos Energy Enterprises | -1,089.56% | N/A | -230.95% |
Earnings and Valuation
This table compares Environmental Tectonics and Eos Energy Enterprises’ top-line revenue, earnings per share and valuation.
| Gross Revenue | Price/Sales Ratio | Net Income | Earnings Per Share | Price/Earnings Ratio | |
| Environmental Tectonics | $26.34 million | N/A | -$1.56 million | ($0.14) | -5.14 |
| Eos Energy Enterprises | $17.92 million | 22.69 | -$229.81 million | ($3.63) | -0.97 |
Environmental Tectonics has higher revenue and earnings than Eos Energy Enterprises. Environmental Tectonics is trading at a lower price-to-earnings ratio than Eos Energy Enterprises, indicating that it is currently the more affordable of the two stocks.
About Environmental Tectonics
Environmental Tectonics Corporation, together with its subsidiaries, operates as an engineered solutions company in the United States and internationally. It operates in two segments, Aerospace Solutions (Aerospace) and Commercial/Industrial Systems (CIS). The Aerospace segment engages in the design, manufacture, and sale of aircrew training systems to commercial, governmental, and military defense agencies; training devices, including altitude and multiplace chambers to governmental and military defense agencies, and civil aviation organizations; and advanced disaster management simulators to governmental organizations, original equipment manufacturers, fire and emergency training schools, universities, and airports, as well as provides integrated logistics support services. The CIS segment is involved in the design, manufacture, and sale of steam and gas sterilizers to medical device and pharmaceutical manufacturers, as well as universities; and environmental testing and simulation systems primarily to commercial automotive, as well as to heating, ventilation, and air conditioning manufacturers. This segment also provides parts, as well as upgrade, maintenance, and repair services. The company markets its products through independent sales representatives and distributors. Environmental Tectonics Corporation was incorporated in 1969 and is headquartered in Southampton, Pennsylvania.
About Eos Energy Enterprises
Eos Energy Enterprises, Inc. designs, manufactures, and markets zinc-based energy storage solutions for utility, commercial and industrial, and microgrid markets in the United States. The company's flagship product is the Eos Znyth DC system, a battery that can be used as an alternative to Li-ion batteries. Eos Energy Enterprises, Inc. was founded in 2008 and is headquartered in Edison, New Jersey.
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