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Compare · RKLB vs TDG

RKLB vs TDG

Side-by-side comparison of Rocket Lab Corporation (RKLB) and Transdigm Group Incorporated (TDG): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both RKLB and TDG operate in Military/Government/Technical (Industrials), so they compete in similar markets.
  • RKLB is the larger of the two at $70.85B, about the same size as TDG ($69.27B).
  • Over the past year, RKLB is up 359.8% and TDG is down 14.7% - RKLB leads by 374.6 points.
  • RKLB has been more active in the news (36 items in the past 4 weeks vs 3 for TDG).
  • Both have 25 recent analyst ratings on file.
PerformanceRKLB+359.83%TDG-14.72%
2025-06-02+0.00%2026-06-01
MetricRKLBTDG
Company
Rocket Lab Corporation
Transdigm Group Incorporated
Price
$123.05-14.25%
$1237.97-1.66%
Market cap
$70.85B
$69.27B
1M return
+48.30%
+6.69%
1Y return
+359.83%
-14.72%
Industry
Military/Government/Technical
Military/Government/Technical
Exchange
NASDAQ
NYSE
IPO
2020
2006
News (4w)
36
3
Recent ratings
25
25
RKLB

Rocket Lab Corporation

Rocket Lab USA, Inc., an aerospace company, focuses on developing rocket launch and control systems for the space and defense industries. The company provides launch services, spacecraft components, satellites and other spacecraft, and on-orbit management solutions; and designs, manufactures, and sells Electron and Neutron launch vehicles, as well as offers Photon platform for spacecraft solutions. It serves customers in commercial, civil, defense, and academic sectors. The company was founded in 2006 and is headquartered in Long Beach, California.

TDG

Transdigm Group Incorporated

TransDigm Group Incorporated designs, produces, and supplies aircraft components in the United States and internationally. Its Power & Control segment offers mechanical/electro-mechanical actuators and controls, ignition systems and engine technology, specialized pumps and valves, power conditioning devices, specialized AC/DC electric motors and generators, batteries and chargers, databus and power controls, sensor products, switches and relay panels, hoists, winches and lifting devices, and cargo loading and handling systems. This segment serves engine and power system and subsystem suppliers, airlines, third party maintenance suppliers, military buying agencies, and repair depots. The company's Airframe segment provides engineered latching and locking devices, engineered rods, engineered connectors and elastomer sealing solutions, cockpit security components and systems, cockpit displays, aircraft audio systems, lavatory components, seat belts and safety restraints, engineered and customized interior surfaces and related components, thermal protection and insulation products, lighting and control technology, and parachutes. This segment serves airframe manufacturers, cabin system and subsystem suppliers, airlines, third party maintenance suppliers, military buying agencies, and repair depots. Its Non-aviation segment offers headsets for high-noise, medium-noise, and dismounted applications; seat belts and safety restraints for ground transportation applications; hydraulic/electromechanical actuators and fuel valves for land based gas turbines; refueling systems for heavy equipment used in mining, construction, and other industries; and turbine controls for the energy and oil and gas markets. This segment serves off-road vehicle and subsystem suppliers, child restraint system suppliers, and satellite and space system suppliers; and manufacturers of heavy equipment. TransDigm Group Incorporated was founded in 1993 and is based in Cleveland, Ohio.

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