Why Rocket Lab (RKLB) rose 8.12% on August 4, 2026

Rocket Lab (RKLB) rose 8.12% on August 4, 2026 — Space & Defense rally buoys launch & satellite plays.

Rocket Lab rallied 8.1% as part of a broad Space & Defense sector move, riding momentum from Wall Street speculation that SpaceX could triple in valuation.

Satellite and launch services equities benefit from positive sentiment around the space economy when high-profile peers (like SpaceX) attract bullish narratives; investor enthusiasm for one player lifts the entire…

The Space & Defense theme is gaining institutional attention as geopolitical competition, national security spending, and commercial satellite deployments converge; Rocket Lab's move reflects sector-wide re-rating…

The rally is sentiment-driven and lacks a concrete catalyst tied to Rocket Lab itself; if SpaceX speculation cools or commercial launch demand weakens, sector sympathy evaporates quickly.