Rocket Lab Corp (RKLB) stock intrinsic value fair value estimate & owner earnings analysis

Rocket Lab operates two connected businesses: Electron, a small orbital rocket with a track record of missions since 2018 and a rising cadence — 10 launches in 2023, 16 in 2024, and 21 in 2025 — and a growing Space Systems division that builds satellite components and subsystems (solar arrays, reaction wheels, and, after the 2025 acquisition of GEOST, electro-optical and infrared sensors). The company is also developing Neutron, a much larger reusable rocket meant to compete for medium-lift launch contracts. Neutron has not yet flown. Revenue has grown quickly, from $211 million in 2022 (the first full year after the SolAero and Advanced Solutions acquisitions built out the Space Systems business) to $602 million in 2025, and interim 2026 results show that growth accelerating further — revenue was up about 63% in the first half of 2026 versus the first half of 2025 — alongside a large improvement in net losses as a share of revenue. Backlog, or contracted work not yet completed, grew from $1.07 billion at the end of 2024 to $1.85 billion at the end of 2025, split roughly three-quarters Space Systems and one-quarter Launch, giving good near-term revenue visibility. Despite that growth, the company has never turned a profit once genuine reinvestment is set aside, and spending is heavy. Capital spending jumped from $67 million in 2024 to $156 million in 2025, far faster than revenue grew, because the company is in the middle of building Neutron-specific infrastructure: a new launch pad in Virginia, an engine test stand, and a production facility in Maryland. We treated only the portion of that spending that scales with the existing Electron and Space Systems business as an ongoing cost of running today's business; the rest is treated as discretionary investment in the still-unproven Neutron program. That treatment also means we give Neutron itself no revenue credit in our estimates below — it has never launched, and we found no signed customer contract for its future flights. How that spending is split between the two programs is the single biggest judgment call in this analysis. We also found a specific reason for caution here: on January 21, 2026, a qualification test of Neutron's first-stage propellant tank failed, rupturing during a pressure trial. The company has pushed its target for Neutron's first launch back to the fourth quarter of 2026 — not the first time this timeline has moved — and a shareholder lawsuit alleging the company overstated Neutron's progress is pending (the company has moved to dismiss it). This supports our decision to assign no revenue to Neutron in the bear and base cases, and only modest weight to it in the bull case. Debt is not a meaningful concern. The company has convertible notes outstanding at a conversion price of about $5.13 a share, deeply below recent trading levels; holders converted more than $300 million of principal during 2025 and early 2026, leaving roughly $38 million outstanding at filing. We treat this as functionally equity rather than debt. Against that, the company holds a very large cash balance, built through two large stock offerings in 2025 and the first half of 2026 that together raised more than $2.5 billion. We have not treated all of that cash as available to shareholders today, since a meaningful part of it is earmarked to keep funding the Neutron build-out, and we applied a discount to the reported balance to reflect that. Three cases: Bear case: growth decelerates faster than it has recently, losses never quite reach breakeven within the ten years we modeled, and the company keeps raising equity faster to fund cost overruns, diluting shareholders materially each year. Under this path, ongoing cash losses and dilution outweigh even the large cash cushion, and we estimate the shares are worth roughly negative $1 — a reflection of years of continued losses and share issuance, not any near-term default risk; there is no looming debt maturity or covenant problem. Base case: growth moderates from the 55-65% pace seen recently toward the high single digits over ten years as backlog is worked through and Electron's cadence, already near its stated build rate, matures. Losses narrow more slowly than the last two quarters suggest, reaching roughly breakeven around year seven and modest profitability by year ten; beyond that, we assume the business sustains, but does not further grow, that level of earning power, based on Electron's now multi-year commercial launch record and the recurring nature of Space Systems' supply relationships. On these assumptions, plus a haircut-adjusted cash position, we estimate the shares are worth around $4.40. Bull case: Electron sustains its highest demonstrated build rate, the backlog converts on schedule, and margin improvement continues closer to the pace shown in the first half of 2026, without further Neutron-related cost overruns. This produces sustained double-digit operating margins in the later years of our forecast and a value of roughly $25 per share. Notably, this case does not require Neutron's first flight to succeed — it is built entirely from the existing two businesses executing at the top of their demonstrated range. Given how much of the value depends on execution that has not happened yet, the margin-of-safety price is set at a large discount to our base-case estimate, around $2.20, to allow for the more optimistic assumptions not holding.