Forbes contributors publish independent expert analyses and insights.
Ukraine's war showed how cheap drones can reshape the battlefield, driving demand for faster, lower-cost ways to attack targets and defeat incoming strikes at scale. With growing concern that mass drone raids could overwhelm traditional air defenses, companies like Swarmer are drawing attention for AI systems already tested in combat against Russia.
Bloomberg reported on March 20 that shares of Swarmer Inc. rose nearly 1,000% in the first three trading sessions after its initial public offering. That made it one of the most eye-catching recent debuts in defense tech. But the bigger story is not just the stock surge. Swarmer builds drone autonomy software at a time when investors and defense planners are paying closer attention to military AI and battle-tested technology from Ukraine.
Deborah Fairlamb, founding partner of Green Flag Ventures and an investor in Swarmer, told me in an interview that the company's U.S. listing reflects legal structure more than a change in identity. "In legal and capital markets terms, it is now a U.S.-listed company," she said. "In identity and operating DNA, though, it is still widely regarded as Ukrainian-rooted, because its engineering base and combat validation come out of Ukraine."
Swarmer is based in Austin, Texas, but its roots and combat experience come from Ukraine. That gives the company unusual credibility at a time when recent reporting has shown Ukrainian specialists are already helping Middle Eastern countries counter Iranian drones. Reuters reported on March 20 that Ukraine had sent 228 drone interception specialists to five countries in the region.
In a company announcement from September 2025, it said it raised $15 million in a Series A round led by U.S. investors. The company said its software lets groups of drones carry out missions on their own by turning human instructions into coordinated action.
According to that same announcement, Swarmer's systems are built on data from more than 82,000 combat missions. The company also said its software runs on multiple hardware platforms rather than being tied to a single drone. That matters because in modern drone warfare, much of the value may come from software as well as hardware.
The company did not respond to a request for comment about its future plans following its IPO.
The Wall Street Journal reported in November 2025 that foreign investment in Ukrainian drone makers and defense tech startups had been rising. Investors were looking for battle-tested technology and growing military demand.
The Journal said Swarmer, which started in 2023, makes AI software used by Ukraine to coordinate drone swarm attacks on Russian positions. It also reported that the company planned to use new funding to open offices in Warsaw and Austin.
Treston Wheat, chief geopolitical officer at Insight Forward, told me Ukraine's experience has also made it a proving ground for unmanned systems. "Ukraine has become the world's most active laboratory for counter-drone warfare over the past two years," he said. Wheat added that many of these methods have only recently been tested at scale and shown to work in real conditions. That, he said, is one reason outside interest in Ukrainian defense technology is growing.
Russian jamming is intense across much of the front, making radio-controlled drones harder to use in some of the war's most contested areas. Bryan Pickens, a former U.S. Army Green Beret who has fought alongside Ukrainian special forces, told me the conditions around Pokrovsk show why that matters.
"In places like Pokrovsk, it's absolute. GPS doesn't work. Radio doesn't work. Switchblade 600s are ineffective. Most Western systems fail," he said. In that environment, he added, "Anything radio-controlled is largely obsolete. Autonomous systems or SATCOM-enabled systems are the future."
Jonathan Lippert, president of Defense Tech for Ukraine, told me Swarmer also seems to be preparing for U.S. government defense contracts. He said the company's choice of Erik Prince as board chairman could help it gain more access in Washington and in the wider defense world. Lippert added that a U.S. listing should also make it easier for Swarmer to raise more money in the future through stock or debt offerings because U.S. public markets offer a larger pool of investors.
Fairlamb said investors should not treat the early stock surge as proof that the business is already fully established. "The surge says more about demand, narrative strength, and a relatively tight float than about a fully proven business, especially since Swarmer is still early in revenue and remains loss-making," she said.
She argued that Swarmer's strongest long-term position is likely in software, not manufacturing. "The strongest path for them is likely as an autonomy and software layer rather than as a traditional drone manufacturer," she said.
Swarmer's debut may be an early sign that investors now see Ukrainian defense technology as a serious sector with long-term export and commercial potential. Mark Savchuk, advocacy manager at the Ukrainian NGO PR Army, told me Swarmer's listing is unlikely to be the last. "What we all know for a fact, though, is that there will be more IPOs in the future," he said.
That may make Swarmer less an outlier than an early example of where defense investment is heading next, especially as the conflict involving Iran raises demand for the kinds of low-cost, asymmetric drone defenses Ukraine has been forced to develop.