Tessera Defense and Homeland Security

About Tessera Defense and Homeland Security

Tessera Defense and Homeland Security Inc. (NYSE American: HLSQ), formerly BiomX Inc. (NYSE American: PHGE), is a technology group focused on defense, homeland security and physical security. Through its subsidiaries it develops and deploys threat detection, AI-powered analysis and response technologies for defense, security and critical infrastructure customers. Its Autonomous Physical Security Platform connects cameras, sensors, detection technologies and artificial intelligence to predict, sense, analyze, decide and act on threats. It serves digital infrastructure, industrial and energy sites, and government and border customers. The group includes Zorronet and Dr. Frucht Systems (DFSL), and is led by CEO Michael Oster.

The company was founded in 2015 as BiomX, an Israeli biotechnology company developing phage-based therapies for chronic diseases. It acquired Adaptive Phage Therapeutics in 2024. It then moved out of biotechnology into defense and security technology. The name change to Tessera Defense and Homeland Security Inc. took effect on 11 September 2026, and its shares have traded on the NYSE American as HLSQ since that date. It is incorporated in Delaware, has its principal executive office in Dover, Delaware, and operates from Netanya, Israel.