BiomX Subsidiary Inks LoI To Acquire 60% Stake In Tsoock For $10.4 Mln
BiomX Inc. (PHGE) said its subsidiary BiomX Israel Defense and Security signed a non-binding LoI to buy a 60% controlling stake in Tsoock Defense Technologies for $10.4 million. The deal includes $300,000 upfront and $10.1 million in four quarterly installments over 12 months, with an option to buy the remaining 40% for $9.2 million. Tsoock reported NIS 625k profit in 2025 vs NIS 1.8m loss in 2024.
How this was made
The 30-second read
Why it matters
If converted into a binding agreement, the acquisition could add revenue opportunities across integrated security, safety, communications, and command-and-control systems. However, because the LoI is non-binding, the market may treat it as speculative until definitive terms and closing conditions are disclosed.
Market read
Deal economics are provided (60% for $10.4M, plus option for remaining 40% for $9.2M), but non-binding status and missing definitive terms keep execution risk elevated.
What to watch
Key execution details are missing (binding conditions, regulatory approvals, financing, timeline to definitive agreement), so traders should wait for follow-on disclosures before re-rating.
Background
BiomX Israel Defense and Security Ltd. (a subsidiary of BiomX Inc.) proposes to acquire a controlling stake in Tsoock Defense Technologies, expanding from portfolio strategy into operational deployments.
Ticker impact
BiomX subsidiary signed a non-binding LoI to buy a 60% controlling stake in Tsoock for $10.4M, with staged payments.
Near-term volatility possible on deal speculation, but follow-through risk is high until binding agreement and closing milestones.
The article provides deal economics (60% for $10.4M, option for remaining 40% for $9.2M) but explicitly states the letter is non-binding, reducing immediate valuation certainty.
Market effects
Could signal consolidation interest in Israeli security infrastructure and systems integration, but impact is company-specific and not evidenced as sector-wide.
Deal is Israel-focused; any perceived escalation or execution risk could affect sentiment toward defense/security contractors.
Limited global read-through because the transaction size is modest and the terms are non-binding.
Counterpoint
The stock drop may be overdone if the market discounts the non-binding nature; valuation impact may be smaller if the company has a track record of converting LoIs into deals.
Key entities
- public_companyBiomX Inc.
Parent holding company for defense, security, and critical infrastructure technologies; ticker PHGE.
- subsidiaryBiomX Israel Defense and Security Ltd
Subsidiary that signed the non-binding LoI to acquire 60% of Tsoock.
- target_companyTsoock Defense Technologies Ltd
Israeli security infrastructure and systems integration company; reported net profit in 2025 and net loss in 2024.



