Profitelligence Profitelligence · Filing Ledger Open TDG research →

Form 8-K · Current Report · Filed 2025-12-31

TransDigm Group Announces Acquisition of Stellant Systems

TransDigm Group Incorporated announced on December 31, 2025, its definitive agreement to acquire Stellant Systems, Inc., a leading global designer and manufacturer of high-power electronic components for aerospace and defense, for approximately $960 million in cash.

Filer
TransDigm Group Inc. TDG · NYSE
Filed
Accession
0001260221-25-000084
CIK
0001260221
Signal
High impactIndustrials

Details

Stellant, headquartered in Torrance, California, is expected to generate about $300 million in revenue for the calendar year ending December 31, 2025, with approximately 50% of its revenue derived from the aftermarket. The acquisition is subject to regulatory approvals and customary closing conditions.

Items reported

Item 8.01

Other Events

Major Legal Settlement Major Legal Settlement

Market reaction

Close before filing

$1,316.45

Next session

+3.2%

Since filing

-4.7%

Latest close

$1,254.38

What happened, not what will happen — closing prices around the filing date.

Precedent

Previous filings from TDG reporting the same item, with the next session's move:

About TransDigm Group Inc.

TransDigm Group Inc. is a prominent company specializing in the design, production, and supply of aircraft components. The primary focus of TransDigm is to provide highly engineered aerospace parts and systems, offering critical features that enhance the safety, reliability, and performance of commercial and military aircraft. The company's extensive product portfolio includes mechanical and electromechanical actuators, specialized pumps and valves, ignition systems, and seating components, among others. TransDigm Group primarily serves the aerospace and defense sectors, operating globally to deliver essential parts to major airlines, maintenance facilities, and original equipment manufacturers (OEMs). By maintaining a dominant position in the market for proprietary and sole-source products, TransDigm plays a crucial role in the aerospace supply chain. Established in 1993 and headquartered in Cleveland, Ohio, TransDigm Group Inc. consistently shows its market significance by adhering to a business model that emphasizes value over volume. This focuses on providing critical solutions tailored to meet the stringent demands of flight operations, thus ensuring its influence and relevance in the overarching aerospace and defense industries.

Exchange NYSE Industry Aerospace & Defense Company website ↗

Never miss another TDG filing

Profitelligence watches EDGAR around the clock and alerts you within seconds.

Set up free alerts