Kratos Slips on GE Hookup
Kratos Defense & Security Solutions (NASDAQ: KTOS) shares fell after GE Aerospace (NYSE: GE) said its GEK800 engine, designated F143-ZZ-100, won a U.S. Air Force contract for engineering, manufacturing and development as a second-source propulsion system for JASSM. The program targets low-cost, high-performance engines for cruise missiles and drones, according to GE and Kratos.
How this was made

The 30-second read
Why it matters
This is a concrete defense procurement milestone that can improve program credibility and future contracting odds for the named partners, but the lack of financial terms limits immediate earnings impact assessment.
Market read
Defense propulsion contract milestone for GEK800 and its partners, potentially supportive for near-term sentiment but not enough detail to quantify revenue impact.
What to watch
No contract value, duration, or Kratos’/GE’s exact economic share is provided, so traders may need to wait for follow-on disclosures to gauge financial impact.
Background
The article describes a U.S. Air Force Engineering, Manufacturing and Development (EMD) contract for the GEK800 engine as a second-source propulsion system for JASSM, including the F143-ZZ-100 engine type designation.
Ticker impact
Kratos is named as GE Aerospace’s partner on the GEK800 engine, which received a U.S. Air Force EMD contract for JASSM second-source propulsion.
Near-term upside bias as defense propulsion contract progress can improve visibility, though magnitude depends on follow-on production awards.
The article discloses a specific EMD contract award and ties it to Kratos’ partnership with GE Aerospace, but provides no contract value or expected revenue timing.
GE Aerospace announced the GEK800 engine received the F143-ZZ-100 designation and an Air Force EMD contract for JASSM second-source propulsion.
Potential positive read-through for GE shares as program designation plus EMD award can lead to later procurement steps.
The news is a concrete contract milestone, but the article lacks dollar amounts and does not specify GE’s share of economics beyond the engine partnership framing.
Market effects
Supports sentiment for defense propulsion and drone/cruise-missile supply chains tied to JASSM second-source efforts.
Limited to U.S. defense aerospace supply chain participants; no broader regional macro signal.
Primarily U.S. military procurement; could modestly influence global defense propulsion competitive positioning.
Counterpoint
EMD awards can be milestone-based and may not translate quickly into large revenue without subsequent production contracts.
Key entities
- companyKratos Defense & Security Solutions
Partnered with GE Aerospace on the GEK800 engine program referenced in the Air Force EMD award.
- companyGE Aerospace
Announced the GEK800 engine received F143-ZZ-100 designation and an Air Force EMD contract for JASSM second-source propulsion.
- governmentUnited States Air Force
Awarded the EMD contract for the turbofan propulsion system for JASSM.
- programJoint Air-to-Surface Standoff Missile (JASSM)
The missile program for which the GEK800 is being developed as a second-source propulsion system.

