Rocket Lab Nails a 16-Hour Space Force Sprint, but the Market’s Eyes Are on Neutron’s Delayed Debut

Rocket Lab set a rapid-response record launching a Space Force satellite in under 17 hours, but shares fell 28% over the past month amid Neutron rocket delays and a pending Iridium acquisition.

In under 17 hours, Rocket Lab turned a launch order from the US Space Force into an orbiting satellite. The VICTUS HAZE mission, completed in 16 hours and 42 minutes from go-ahead to liftoff, set a new benchmark for rapid-response military space operations. Rocket Lab not only built the Electron rocket but also supplied the Pioneer-class satellite “Puma,” which was fully operational within 38 hours of reaching orbit. During the mission, Puma performed unannounced rendezvous maneuvers with True Anomaly’s “Jackal” satellite, with the two craft repeatedly swapping chase roles — a first for a TacRS contract where one prime contractor delivered both launcher and payload.

Yet the operational triumph has done little to arrest the stock’s slide. Shares of Rocket Lab closed Tuesday at $78.81, ending a six-day losing streak but still down nearly 28% over the past month. The price now sits just 1% above its 200-day moving average of $78.03 and roughly 48% below the year’s high of $151 set in May. The relative strength index has dipped to 36.1, approaching oversold territory. Over a 12-month horizon, the stock remains up 76.7%, and the company’s market capitalization stands at about €44.2 billion.

The disconnect between recent operational wins and the market’s mood stems largely from a single, weighty variable: the first flight of the Neutron rocket. After two prior delays — the original target of late 2025 slipped to early 2026, and a fuel-tank failure on January 21 erased that window — Rocket Lab has pinned hopes on the fourth quarter of 2026. A successful full-power test of the Archimedes vacuum engine (AVac) on July 13 brought the rocket a step closer. The AVac produces roughly 1.2 times the thrust of the first-stage engine and stands 2.5 meters taller, making it a critical component for Neutron’s ability to lift up to 13,000 kilograms to low Earth orbit from Wallops, Virginia.

Neutron’s commercial pipeline is already filling despite the rocket’s absence. Rocket Lab recently sold a package of five Neutron launches and three Electron flights to an undisclosed customer. The deal’s value was not disclosed but exceeded the company’s previous record: a $190 million contract for 20 suborbital hypersonic test flights using the Haste variant of Electron for the US Department of Defense. Overall, Rocket Lab reported a backlog of $2.2 billion at the end of the first quarter, with an additional $816 million expected from Space Development Agency Tranche 3 awards in 2027 and 2028. The company also holds more than $2 billion in liquid assets.

The other major piece of the growth story is the planned acquisition of Iridium Communications. At $54 per share in a mix of cash and stock, the deal values Iridium at roughly $8 billion and is expected to close by mid-2027. Iridium itself added a fresh product on July 14 — a new PNT (positioning, navigation, and timing) chip designed for contested environments, offering a stronger signal than conventional GPS. Strategically, the deal extends Rocket Lab’s space-systems footprint, but it also introduces integration complexity and financing questions that could weigh on sentiment alongside Neutron’s timeline risks.

For now, the bull case rests on Neutron holding its Q4 2026 date. Each technical milestone — the AVac test, the separation events that founder Peter Beck says have been completed at full flight loads, and current testing of off-nominal separation scenarios — reinforces management’s claim that the schedule is achievable. The bear case is equally straightforward: two delays already, a tank failure that could have been worse, and sparse public detail on hardware integration since January. A third slip would undermine the entire growth narrative, as so much of the long-run valuation hinges on a successful debut flight.

The next concrete checkpoint is Rocket Lab’s quarterly report, expected in early August 2026. Investors will be listening for Neutron’s hardware status, any commentary on Iridium integration, and whether the company can continue to deliver rapid-response missions like VICTUS HAZE while keeping the medium-lift rocket on track.