Counter-drone technology is moving from a specialized defense niche toward a broader security requirement. Cheap, commercially available drones can threaten military bases, airports, energy infrastructure, data centers, and public venues, creating demand for systems that detect, identify, track, and neutralize them. That makes the theme unusually broad for investors: exposure can come through sensors, communications, electronic warfare, command-and-control software, interceptor drones, directed energy, or integrated defense architectures. The opportunity is therefore less about one weapon and more about the infrastructure required to manage persistent low-cost aerial threats.
The structural drivers extend beyond battlefield requirements. Civilian operators increasingly favor layered defenses that can distinguish legitimate aircraft from hostile drones and respond without unnecessary collateral damage. Detection-first platforms, mobile military counter-UAS kits, and multi-sensor systems that combine hardware with software are among the most important sub-segments. Motorola Solutions’ announced $1.5 billion acquisition of D-Fend Solutions also reinforced the strategic importance of owning more of the counter-drone stack, rather than treating it as an ancillary security product.
This seven-stock countdown spans dedicated autonomous-drone specialists, defense primes, aerospace companies, and government technology contractors. The ranking considers depth of exposure to counter-drone capabilities first, followed by business fundamentals, valuation, earnings execution, and analyst sentiment. We begin at #7 and count down to the best-positioned selection at #1, giving readers a way to compare direct theme exposure with the financial resilience of larger diversified businesses.
The screen covers US-listed companies with market capitalizations above $500 million and identifiable exposure to counter-unmanned-aircraft systems, drone autonomy, electronic warfare, air and missile defense, sensors, command and control, or related security infrastructure. We rank the qualifying names first by the depth and specificity of their counter-drone exposure, then by profitability, growth, valuation, earnings consistency, and analyst consensus. The list is presented in countdown order from #7 to #1, so the best pick appears at the end. Composite quality grades and primary-source financial data provide the supporting context.
What they do. The company provides design, engineering, technical services, and smart software to US federal agencies and critical-infrastructure customers. Its Federal Solutions business spans cyber, air and missile defense, electronic warfare, intelligence, directed energy, command and control, and counter-unmanned-aircraft systems, while Critical Infrastructure serves transportation and other complex infrastructure markets. That combination gives Parsons the profile of a systems integrator rather than a single-product counter-drone vendor.
Why it fits. Parsons has explicit counter-UAS exposure within Federal Solutions, supported by adjacent capabilities in electronic warfare, directed energy, data fusion, analytics, and command and control. Those offerings fit the layered-defense model, where detection and software coordination can be as important as the final mitigation method. The ranking is lower because counter-drone work is one part of a much broader federal and infrastructure portfolio.
Numbers that matter. Parsons reported a 22.0% gross margin, but its operating margin was 2.22% and net margin was 2.5%, leaving less cushion than the larger defense contractors in this group. Revenue declined 0.5% year over year and earnings declined 17.9%, although EBITDA was $470.5 million. The trailing P/E was 31.9793 versus a forward P/E of 14.6843, while next-year estimated EPS was $3.4193.
Recent momentum. The latest quarter, reported on July 29, produced EPS of negative $0.14 against an estimate of $0.66, a negative 121.2% surprise. Parsons has beaten estimates in five of its last eight reported quarters. Analyst sentiment is cautious, with one Buy and six Holds and an average target of $59.3636, supporting its position as a diversified but less clean counter-drone expression.
What they do. L3Harris supplies mission-critical systems across space, communications, spectrum dominance, and missile solutions. Its portfolio includes missile warning and defense, tactical radios, software, waveforms, satellite terminals, integrated vision systems, electronic equipment, and advanced missile technologies for government and commercial customers. The breadth of its communications and sensing portfolio positions it as a high-end defense electronics and mission-systems provider.
Why it fits. Counter-drone defenses depend on spectrum awareness, secure communications, target identification, and the ability to coordinate multiple sensors and effectors. L3Harris’ Communications & Spectrum Dominance segment and its missile-warning, defense, and electronic-warfare capabilities address those enabling layers, even though the company is not a pure-play counter-UAS operator. Its exposure is therefore strategically relevant but diluted across a large aerospace and defense platform.
Numbers that matter. The company generated a 30.4% gross margin, a 9.73% operating margin, and a 10.37% net margin. Revenue grew 1.9% year over year, while earnings declined 6.1%; EBITDA was $2.146 billion. The trailing P/E was 26.6222 and the forward P/E was 22.4719, with next-year estimated EPS of $13.4615.
Recent momentum. L3Harris delivered EPS of $3.13 in the July 29 quarter versus an estimate of $2.80, an 11.8% beat. It has exceeded estimates in all eight of the latest reported quarters, a notably consistent record. The analyst breakdown includes three Buys and five Holds, with an average target of $339.50, giving the stock stronger execution support than its ranking alone might suggest.
What they do.RTX operates through Collins Aerospace, Pratt & Whitney, and Raytheon. The Raytheon segment provides threat detection, tracking, and mitigation capabilities, including sensors, mission orchestration, satellite-control products, and software, while the wider company supplies aerospace systems, engines, connected-battlespace products, and aftermarket services. Its scale and diversified revenue base make RTX a broad defense and aerospace vehicle with a meaningful counter-drone pathway.
Why it fits. The Raytheon portfolio maps directly to the detection-first and integrated-defense portions of the theme. Sensors, tracking, mission orchestration, and software can provide the command layer needed to combine radar or other inputs with mitigation systems, while RTX’s broader defense footprint can support large, complex government programs. The trade-off is that counter-drone exposure remains a small part of a company whose economics also depend heavily on commercial aerospace and engines.
Numbers that matter.RTX posted a 20.3% gross margin, a 12.7% operating margin, and an 8.28% net margin. Revenue grew 14.5% year over year and earnings grew 28.7%, with EBITDA of $15.895 billion. The trailing P/E was 36.6357 and forward P/E was 29.2398, while next-year estimated EPS was $7.8559, indicating that the market already assigns a substantial valuation to the broader growth profile.
Recent momentum. The July 23 quarter produced EPS of $1.89 against an estimate of $1.66, a 13.9% surprise, and RTX has beaten estimates in all seven latest reported quarters. Analysts are split between four Buys and eight Holds, with an average target of $234.8182. That earnings consistency supports the case for RTX, although its size and diversified mix reduce the purity of its counter-drone exposure.
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What they do. Leidos provides technology, engineering, logistics, and mission services to government and commercial customers. Its Defense Systems segment covers air and missile defense, cyber and threat systems, electronic warfare, signals intelligence, and space-based electro-optic and infrared systems. Separately, its Commercial & International segment supplies airport security scanners, explosive trace detectors, border inspection systems, and an open-architecture platform designed to unify disparate security technologies.
Why it fits. Leidos touches both sides of the counter-drone market: defense-system capabilities for military users and detection-and-integration infrastructure for civilian facilities. Air and missile defense, electronic warfare, electro-optical and infrared sensing, and unified airport security architectures are all relevant to layered counter-UAS deployments. This cross-segment exposure gives Leidos more direct thematic relevance than a general defense contractor, while its service-heavy model can complement equipment sales.
Numbers that matter. Leidos reported a 17.8% gross margin, an 11.72% operating margin, and a 7.8% net margin. Revenue grew 7.2% year over year, although earnings declined 6.7%; return on equity was 27.78% and return on assets was 8.91%. The trailing P/E was 13.0931 and forward P/E was 11.5741, with EBITDA of $2.382 billion and next-year estimated EPS of $12.7827.
Recent momentum. The August 4 quarter was another strong execution point: EPS was $3.26 versus an estimate of $2.90, a 12.4% beat. Leidos has beaten estimates in all eight of its latest reported quarters, with the most recent four surprises ranging from 5.7% to 12.4%. The analyst breakdown is two Buys and seven Holds, with an average target of $156.60, while the A- quality grade is the strongest in the lower half of this countdown.
What they do. Ondas provides private wireless, drone, and automated data solutions through Ondas Networks and Ondas Autonomous Systems. Its portfolio includes Iron Drone Raider, an autonomous interceptor-drone system; Sentrycs CoRF, a cyber/RF-based platform for detecting, identifying, tracking, and mitigating unauthorized drones; and Optimus, an autonomous platform for security and surveillance. The company also sells software-defined radios, maintenance agreements, licensing, network design, installation, training, and engineering services.
Why it fits. Ondas is one of the most concentrated counter-drone names in the group, with exposure spanning detection, RF-based identification, tracking, mitigation, and autonomous interception. Its systems are aimed at site protection and industrial applications including rail, electric utilities, oil and gas, public safety, and government. That direct product alignment explains its high ranking, although the company’s smaller scale and losses make execution risk materially higher than at the diversified defense primes.
Numbers that matter. Revenue growth was 1,235.4% year over year, but revenue was only $174.1 million and EBITDA was negative $180.6 million. The operating margin was negative 166.3%, while the reported net margin was 96.25%, a combination that suggests the net figure does not represent the underlying operating profile on its own. The forward P/E was 45.045, and estimated next-year EPS remained negative at $0.02, underscoring the valuation and profitability risk.
Recent momentum. Ondas reported EPS of negative $0.14 for the August 13 quarter versus an estimate of negative $0.09, a negative 55.6% surprise. It has beaten estimates in only one of its last eight reported quarters. The analyst breakdown shows one Buy and one Hold, producing a Buy consensus and an average target of $19.4167, but the limited coverage and inconsistent earnings record call for a high-risk interpretation.
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This monthly screen begins with US-listed companies valued above $500 million that have identifiable exposure to counter-drone or adjacent capabilities, including counter-UAS, autonomous aircraft, RF sensing, electronic warfare, air and missile defense, directed energy, command and control, and security-infrastructure integration. Companies are ordered primarily by the depth, specificity, and strategic importance of that exposure. Business fundamentals then determine the ordering among names with comparable thematic relevance, using margins, revenue and earnings growth, valuation ratios, earnings surprises, balance-sheet indicators, composite quality grades, and analyst consensus. The data and rankings are refreshed monthly, with this edition based on information available on September 2, 2026.
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