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Rocket Lab Gains 13.6% in a Month: Should Investors Buy the Stock Now?
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Key Takeaways
RKLB is broadening Space Systems with spacecraft, components and mission solutions across multiple orbits.
RKLB's Space Systems growth is driven by spacecraft manufacturing and acquisitions.
RKLB's IMM Apex solar cell expands its space-power offerings with higher efficiency and lower cell mass.
Rocket Lab Corporation (RKLB - Free Report) shares have risen 13.6% over the past month, outperforming the Zacks Aerospace-Defense Equipment industry’s decline of 5%. The company is driving growth by expanding its Space Systems portfolio, scaling spacecraft manufacturing and strengthening its vertically integrated capabilities.
Image Source: Zacks Investment Research
Meanwhile, stocks like Curtiss-Wright Corporation (CW - Free Report) and TransDigm Group Inc. (TDG - Free Report) have underperformed the industry during the same period. Shares of CW and TDG have fallen 4.6% and 6%, respectively.
With RKLB shares gaining over the past month, investors may have positive views. Let’s examine the factors and assess the stock’s investment prospects to make an informed decision.
Factors Boosting RKLB Stock's Growth
Rocket Lab is expanding its Space Systems business through a broad portfolio of spacecraft, spacecraft components and mission solutions. Its offerings include solar power solutions, composite structures, reaction wheels, star trackers, radios, separation systems, batteries and optical systems, with spacecraft platforms designed for low Earth orbit, medium Earth orbit, geosynchronous orbit and interplanetary missions. The company’s vertical integration and ability to manufacture critical spacecraft components for both its platforms and the broader merchant market provide multiple avenues to address growing demand across the space economy.
RKLB delivered strong financial growth in the second quarter of 2026, with total revenues rising 62% year over year to $234.1 million. Space Systems revenues increased 94% to $189.5 million, primarily driven by spacecraft manufacturing growth and acquisitions, while segment gross profit more than doubled to $65.5 million. Rocket Lab ended June with $2.36 billion in backlog, providing meaningful visibility into future revenues.
In September 2026, Rocket Lab announced the production release of IMM Apex, its next-generation solar cell designed to improve spacecraft power performance while reducing reliance on germanium. The product delivers 31.5% beginning-of-life efficiency with 40% lower cell mass and serves as a mechanical and electrical drop-in replacement for heritage germanium-based cells, potentially reducing customer retooling needs. With more than a decade of IMM technology heritage and above 1,100 satellites powered by Rocket Lab solar products, IMM Apex could further strengthen its position in the space power market.
Earnings Estimates for RKLB Stock
The Zacks Consensus Estimate for RKLB’s 2026 earnings per share (EPS) indicates a rise of 50% over the past 60 days.
Image Source: Zacks Investment Research
The Zacks Consensus Estimate for Curtiss-Wright’s 2026 EPS calls for a jump of 0.33% in the past 60 days. The estimate for TransDigm Group’s fiscal 2026 EPS implies an increase of 3.36% over the same period.
Debt Position of RKLB
Currently, Rocket Lab’s total debt to capital is 0.83%, lower than the industry’s average of 61.13%. It indicates that the company can run its business efficiently with much lower debt levels than its industry peers.
Image Source: Zacks Investment Research
Liquidity Position of RKLB
RKLB has a current ratio of 5.48 compared with its industry’s average of 2.06. The ratio, being more than one, indicates that RKLB possesses sufficient capital to pay off its short-term debt obligations.
Image Source: Zacks Investment Research
Its industry peers, Curtiss-Wright and TransDigm Group, also maintain current ratios above one. CW has a current ratio of 1.6, while TDG holds 3.02.
RKLB Stock Trades at a Premium
Rocket Lab is currently trading at 35.25X, a premium compared to its industry’s 7.04X on a forward 12-month Price/Sales basis.
Image Source: Zacks Investment Research
What Should an Investor Do?
Rocket Lab is broadening its growth opportunities through a diverse Space Systems portfolio and continued innovation in spacecraft technologies. The rollout of IMM Apex, alongside its established solar and spacecraft component capabilities, could help the company capture increasing demand for advanced space infrastructure.
Given RKLB’s strong share price performance, improving earnings estimates, lower debt levels and healthy liquidity position, investors may consider including this Zacks Rank #2 (Buy) stock in their portfolios at current levels. You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.
View the Zacks #1 Rank List
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Rocket Lab Gains 13.6% in a Month: Should Investors Buy the Stock Now?
Key Takeaways
Rocket Lab Corporation (RKLB - Free Report) shares have risen 13.6% over the past month, outperforming the Zacks Aerospace-Defense Equipment industry’s decline of 5%. The company is driving growth by expanding its Space Systems portfolio, scaling spacecraft manufacturing and strengthening its vertically integrated capabilities.
Image Source: Zacks Investment Research
Meanwhile, stocks like Curtiss-Wright Corporation (CW - Free Report) and TransDigm Group Inc. (TDG - Free Report) have underperformed the industry during the same period. Shares of CW and TDG have fallen 4.6% and 6%, respectively.
With RKLB shares gaining over the past month, investors may have positive views. Let’s examine the factors and assess the stock’s investment prospects to make an informed decision.
Factors Boosting RKLB Stock's Growth
Rocket Lab is expanding its Space Systems business through a broad portfolio of spacecraft, spacecraft components and mission solutions. Its offerings include solar power solutions, composite structures, reaction wheels, star trackers, radios, separation systems, batteries and optical systems, with spacecraft platforms designed for low Earth orbit, medium Earth orbit, geosynchronous orbit and interplanetary missions. The company’s vertical integration and ability to manufacture critical spacecraft components for both its platforms and the broader merchant market provide multiple avenues to address growing demand across the space economy.
RKLB delivered strong financial growth in the second quarter of 2026, with total revenues rising 62% year over year to $234.1 million. Space Systems revenues increased 94% to $189.5 million, primarily driven by spacecraft manufacturing growth and acquisitions, while segment gross profit more than doubled to $65.5 million. Rocket Lab ended June with $2.36 billion in backlog, providing meaningful visibility into future revenues.
In September 2026, Rocket Lab announced the production release of IMM Apex, its next-generation solar cell designed to improve spacecraft power performance while reducing reliance on germanium. The product delivers 31.5% beginning-of-life efficiency with 40% lower cell mass and serves as a mechanical and electrical drop-in replacement for heritage germanium-based cells, potentially reducing customer retooling needs. With more than a decade of IMM technology heritage and above 1,100 satellites powered by Rocket Lab solar products, IMM Apex could further strengthen its position in the space power market.
Earnings Estimates for RKLB Stock
The Zacks Consensus Estimate for RKLB’s 2026 earnings per share (EPS) indicates a rise of 50% over the past 60 days.
Image Source: Zacks Investment Research
The Zacks Consensus Estimate for Curtiss-Wright’s 2026 EPS calls for a jump of 0.33% in the past 60 days. The estimate for TransDigm Group’s fiscal 2026 EPS implies an increase of 3.36% over the same period.
Debt Position of RKLB
Currently, Rocket Lab’s total debt to capital is 0.83%, lower than the industry’s average of 61.13%. It indicates that the company can run its business efficiently with much lower debt levels than its industry peers.
Image Source: Zacks Investment Research
Liquidity Position of RKLB
RKLB has a current ratio of 5.48 compared with its industry’s average of 2.06. The ratio, being more than one, indicates that RKLB possesses sufficient capital to pay off its short-term debt obligations.
Image Source: Zacks Investment Research
Its industry peers, Curtiss-Wright and TransDigm Group, also maintain current ratios above one. CW has a current ratio of 1.6, while TDG holds 3.02.
RKLB Stock Trades at a Premium
Rocket Lab is currently trading at 35.25X, a premium compared to its industry’s 7.04X on a forward 12-month Price/Sales basis.
Image Source: Zacks Investment Research
What Should an Investor Do?
Rocket Lab is broadening its growth opportunities through a diverse Space Systems portfolio and continued innovation in spacecraft technologies. The rollout of IMM Apex, alongside its established solar and spacecraft component capabilities, could help the company capture increasing demand for advanced space infrastructure.
Given RKLB’s strong share price performance, improving earnings estimates, lower debt levels and healthy liquidity position, investors may consider including this Zacks Rank #2 (Buy) stock in their portfolios at current levels. You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.