10 Best Cybersecurity Stocks to Invest in Under $20

6. Comtech Telecommunications Corp. (NASDAQ:CMTL)

Share Price: $1.43

Number of Hedge Fund Holders: 15

Comtech Telecommunications Corp. (NASDAQ:CMTL) is a multinational supplier of secure communication and next-generation telecommunications technology to both domestic and foreign markets. Comtech Telecommunications Corp. provides essential connectivity solutions, such as satellite communications, 5G location-based services, and sophisticated cybersecurity-enabled emergency response systems, through its Satellite and Space Communications and Terrestrial and Wireless Networks businesses.

After a challenging period, Comtech Telecommunications Corp. (NASDAQ:CMTL) is demonstrating notable operational gains. The company’s consolidated net sales during the second quarter, ended January 31, 2025, were $126.6 million, and its gross margins improved dramatically over the previous quarter. New cloud-based emergency response products and rising global demand for 5G secure location technologies are driving the Terrestrial and Wireless Networks segment’s continued growth. Strong cybersecurity measures are integrated into these solutions, which are especially important for public safety applications like NextGen 911 systems that need to secure sensitive real-time data from new cyberthreats.

Comtech’s satellite and space communications section is also focused on cybersecurity. Comtech Telecommunications Corp. (NASDAQ:CMTL) declared on April 9, 2025, that it had finished the first deployments of its next-generation VSAT equipment to a significant allied Navy partner in the Asia-Pacific area. These systems, which are based on its ELEVATE platform, reduce the risk of signal interception and cyber interference by utilizing spread-spectrum strategies, sophisticated IP traffic optimization, and secure multi-orbit SATCOM technology. These characteristics serve mission-critical cybersecurity and anti-jamming requirements by enhancing resilience across air, land, and marine communications.

More than $26 million in sole-source contracts from L3Harris, which supported the U.S. Army and Air Force’s anti-jamming modem requirements, further demonstrated Comtech’s increasing strategic significance. Comtech’s position as a growing force in secure defense telecommunications is highlighted by these high-assurance communications products.

Comtech Telecommunications Corp. (NASDAQ:CMTL) is one of the best cybersecurity stocks under $20 to watch because of its strengthening balance sheet, fresh expansion plans, and increased emphasis on safe, cyber-resilient communications.