RKLB Stock Gains Overnight After Best Day In Over 4 Years: Neutron Completes Critical Test

Strong earnings, new contracts, hypersonic testing deals, and growing defense demand boosted investor confidence.
RocketLab CEO, Peter Beck poses for a portrait at the company's Auckland headquarters.
RocketLab CEO, Peter Beck poses for a portrait at the company's Auckland headquarters.(Photo by Phil Walter/Getty Images)
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Shivani Kumaresan·Stocktwits
Published May 11, 2026   |   1:06 AM EDT
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  • Rocket Lab executives said the company is expanding into broader commercial space services, including launch systems, spacecraft, and infrastructure. 
  • CFO Adam Spice said production could scale with demand, but would require more facilities. 
  • On Friday, Rocket Lab said it completed a key Neutron stage separation test.

Rocket Lab USA (RKLB) stock gained overnight after reaching a 52-week high on Friday, its best day in over four years, buoyed by blowout first-quarter (Q1) earnings, and progress on its next-generation launch system, Neutron.

RKLB’s Breakout Quarter Sparks Re-Rating

Rocket Lab reported Q1 revenue of $200.3 million, marking 63.5% year-on-year growth and surpassing analyst expectations of $189.41 million, according to Fiacl AI data. It expects $232.5 million in Q2 and its first $23 million EBITDA in Q2, showing it is moving toward profitability faster than planned. 

During a retail investor call on Friday, the company’s CEO, Peter Beck and CFO, Adam Spice, said they are moving deeper into commercial space markets as Rocket Lab expands launch services, spacecraft systems, and broader space infrastructure capabilities. 

Rocket Lab’s Electron rocket is getting many new launch contracts, including growing demand for hypersonic testing. The company says it can increase production if needed, but that would require more facilities and launch support.

He also emphasized that demand for high-cadence launches is rising, particularly from government and defense customers. 

“I mean, most of the hypersonic submissions, all the hypersonic submissions to date have been launched out of the US. And so, it would require flexibility from some of those customers to be able to launch out of New Zealand, or we'd have to create some launch capabilities elsewhere,” said Spice. 

He said their full space strategy is still being built step by step. Launch rockets are the hardest part, and they are making strong progress with Neutron. They are also slowly improving other space technologies, sometimes by buying companies but also by building many things themselves. 

Rocket Lab USA stock traded nearly 3% higher overnight, heading into Monday. 

RKLB’s Neutron Development Advances 

On Friday, Rocket Lab, in a post on X platform, confirmed it has completed a key stage separation test campaign, marking an important step in validating one of the most complex elements of the rocket’s design.

The testing effort focused on proving the reliability of Neutron’s stage separation system, a crucial step that determines whether the rocket’s different sections can safely detach during flight. 

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The Neutron rocket is central to Rocket Lab’s long-term expansion into medium-lift reusable launch services. Investor sentiment was further lifted by a landmark contract, announced on Thursday, worth over $200 million covering five Neutron launches and three Electron missions for an undisclosed customer. 

RKLB’s Anduril Deal Draws Attention 

Rocket Lab also announced a new agreement with defense technology firm Anduril for multiple hypersonic test missions. The deal expands the use of Rocket Lab’s HASTE launch system, which is designed to support high-speed aerospace testing for advanced military applications.

Reflecting on the deal, John D.Fuller, an Anduril executive, said on Linkedin, small rocket launch and hypersonic testing have changed over the past decade. 

“Ironically, Virgin Orbit and LauncherOne did not survive long enough to see the hypersonic future I’d conceived - but Rocket Lab’s HASTE is a highly capable solution that will drive incredible progress and speed (literally!) into hypersonic vehicle development,” Fuller added. 

RKLB stock has gained over 51% year-to-date. 

Also See: NVDA, MU, QCOM Stocks Hit 52-Week Highs Last Week: What's Behind The Surge?

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