Why Rocket Lab Stock Surged 173.9% Last Year and Has Kept Rallying in 2026

Rocket Lab stock is skyrocketing amid soaring interest in space technologies.Rocket Lab (RKLB +6.03%) stock posted explosive gains in 2025 trading. The company's share price surged 173.9% higher last year, according to data from S&P Global Market Intelligence.With the S&P 500 up 16.4% and the Nasdaq Composite up 20.4% across the stretch, Rocket Lab benefited from a bullish backdrop for growth stocks. The company's share price also saw big gains in conjunction with impressive sales growth, new deals and part ...