Here's the thread that ties Rocket Lab's last three years together: the company has quietly turned itself into a space-systems business while keeping the world's attention on a rocket that has not yet flown. Its FY2025 annual report, filed in February 2026, reports full-year revenue of about $602 million, up from roughly $436 million in 2024 and $245 million in 2023. That is the curve of a company that found a second engine of growth beyond launch.
Read the FY2025 10-K and the pattern is unmistakable. The launch business — the Electron rocket and, eventually, the larger Neutron — is the brand. But the Space Systems segment, which builds satellites, components and spacecraft for others, is increasingly where the revenue lives. The filing describes continued progress on Launch Complex 3 at Wallops, the pad built specifically to receive Neutron. Infrastructure, in space, is destiny.
The risk language is where the document stops being a brochure. Quarter after quarter, including the Q1 2026 10-Q, Rocket Lab warns in plain terms that its inability to develop the Neutron launch vehicle, or significant delays in doing so, could adversely affect its business, financial condition and results of operations. That sentence is boilerplate only in form. In substance it is the company telling investors that a large share of its future is staked on a vehicle that, as of these filings, had not yet flown.
Zoom out for a second and the new launch economy comes into focus. The old model was binary: you either had a working rocket or you didn't. Rocket Lab's filings describe a more durable structure — a cash-generative systems business funding the capital-hungry development of a bigger rocket, with roughly $1.2 billion of cash on the balance sheet at the end of Q1 2026 to absorb the burn. The systems revenue buys time; the time buys Neutron.
What this all means is that the interesting question about Rocket Lab is no longer 'can a small company build a rocket' — it answered that with Electron. It is whether the cadence and economics of a medium-lift, reusable Neutron will arrive before the market's patience does. The filings give you the financial runway; they cannot give you the flight. The discovery layer for these documents was EdgarBeast; the records themselves are the SEC's.
Watch this: the first Neutron flight, and the first quarter in which Space Systems revenue is unambiguously larger than launch revenue. Those two data points, when they land in a future 10-Q, will tell you which company Rocket Lab actually is.