Stock Markets May 19, 2026 08:35 AM

Gilat Gains After Boeing Agrees to Line-Fit Sidewinder Antenna for Aircraft Connectivity

Stock ticks up premarket as Boeing will offer Gilat's multi-orbit Sidewinder as a factory-installed option for in-flight connectivity partners

By Marcus Reed GILT

Gilat Satellite Networks shares rose 4% in premarket trading after the company announced a partnership with Boeing to make its Sidewinder electronically steered antenna available as a line-fit solution for in-flight connectivity service providers. Boeing will offer line-fit installation through its in-flight connectivity integration partners, a move intended to reduce retrofit costs and speed deployment of onboard broadband.

Gilat Gains After Boeing Agrees to Line-Fit Sidewinder Antenna for Aircraft Connectivity
GILT

Key Points

  • Gilat Satellite Networks shares rose 4% in premarket trading after announcing a partnership with Boeing.
  • Boeing will offer line-fit installation of Gilat’s multi-orbit Sidewinder electronically steered antenna through in-flight connectivity integration partners.
  • The Sidewinder terminal uses a compact electronically steered antenna architecture designed to simplify installation, reduce maintenance costs, and avoid retrofit downtime.

Gilat Satellite Networks Ltd. (NASDAQ:GILT) saw its shares rise 4% in premarket trading following an announcement that Boeing will include Gilat’s Sidewinder antenna as a line-fit option for in-flight connectivity service providers.

Under the agreement, Boeing will make line-fit installation of Gilat’s multi-orbit Sidewinder electronically steered antenna available through in-flight connectivity integration partners. The companies described the arrangement as a way to accelerate airline adoption of advanced inflight broadband connectivity.

The Sidewinder terminal is built around a compact, electronically steered antenna architecture. Gilat says the design simplifies installation and reduces long-term maintenance costs compared with more complex or mechanically steered systems. The line-fit approach is intended to eliminate expenses and the service interruptions that can accompany retrofit programs, allowing airlines to enter service with factory-integrated connectivity equipment rather than adding it after delivery.

Gilat also emphasized the terminal’s open, no lock-in model. That openness is presented as a way for airlines to expand onboard services and improve operational efficiency while scaling capacity to meet growing connectivity demand.

"Partnering with Boeing for this line-fit program is a true honor and reflects our focus on bringing advanced connectivity solutions to the aviation market," said Ron Levin, President of Gilat Commercial Division.

Gilat Satellite Networks provides satellite networking technology, solutions, and services on a global basis. The company’s shares trade on the Nasdaq under the symbol GILT and are also listed on the Tel Aviv Stock Exchange under the same ticker.


Summary of market reaction and positioning:

  • Immediate market response: GILT shares rose 4% in premarket trading following the Boeing announcement.
  • Product positioning: Sidewinder is promoted as a compact, electronically steered, multi-orbit terminal aimed at simplifying installation and lowering maintenance costs.
  • Distribution channel: Boeing will offer the antenna as a line-fit option through its in-flight connectivity integration partners, removing need for retrofit installations.

Risks

  • The article does not provide details on the commercial terms or timeline for Boeing’s line-fit offering, leaving uncertainty about the speed and scale of airline adoption - impacts airlines and aerospace suppliers.
  • No information is given on certification, fleet rollout schedules, or integration challenges that could affect the pace of deployment - impacts airlines and in-flight connectivity service providers.
  • The announcement notes an open, no lock-in model but does not specify interoperability details, creating uncertainty for carriers evaluating vendor lock-in and long-term procurement decisions - impacts airline procurement and connectivity integrators.

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