Rocket Lab 15 October 2025 - 21 December 2025

Rocket Lab shares closed at a record $70.52 on Friday after announcing an $816 million U.S. Space Development Agency contract to build 18 missile warning satellites. The company also reported 21 successful Electron launches in 2025. The SDA expects the satellites to launch in 2029 as part of a $3.5 billion program with four suppliers. Rocket Lab says this is its largest contract to date.

Rocket Lab shares jumped 17.7% to $70.52 Friday after announcing an $816 million U.S. Space Development Agency contract for 18 missile-warning and tracking satellites. The stock rose further after hours, reaching $73.05 by 5:24 p.m. ET on heavy volume. U.S. markets reopen Monday, December 22.

Rocket Lab shares jumped 11% to $59.92 Thursday after launching the STP-S30 “Don’t Be Such a Square” mission for U.S. national security five months ahead of schedule from Wallops Island, deploying four DiskSat spacecraft. The stock was indicated higher pre-market Friday. Earlier in the week, shares fell after a successful JAXA mission, highlighting volatility tied to valuation concerns despite operational wins.

Rocket Lab shares closed down 2.76% at $53.96 on Dec. 17 after CEO Peter Beck disclosed the sale of 2.5 million shares for $141.1 million. The stock edged up 0.22% to $54.08 in after-hours trading, with volume at 2.87 million shares. Investors are watching for a U.S. Space Force Electron launch and a key inflation report early Thursday.

Rocket Lab shares fell 9.89% to $55.41 Monday despite completing a key mission for Japan’s space agency. The stock dropped another 1.55% after hours to $54.55. Analysts cited profit-taking after a strong year-to-date rally and concerns about high valuation. Broader market weakness also weighed on the stock.

Rocket Lab shares swung sharply on December 15, 2025, after its successful launch of JAXA’s RAISE-4 satellite from New Zealand. The stock jumped over 2% in premarket trading, then reversed to fall about 6% by late morning. The mission marked Rocket Lab’s first dedicated flight for JAXA and its 19th launch of the year.

Rocket Lab shares jumped 10.4% to $63.53 on December 11, 2025, after the company announced its Neutron “Hungry Hippo” fairing passed qualification testing. Trading volume surged to 31 million shares, about 50% above average. The milestone clears the way for Neutron’s first launch campaign in Virginia. Extended-hours trading saw the stock at $61.81 early December 12.

Rocket Lab shares rose about 9% to $48.80 early afternoon December 4, 2025, following strong Q3 results and a record 18 Electron launches this year. Q3 revenue reached $155.1 million, up 48% year over year, with a GAAP net loss of $18.3 million. The company remains unprofitable but posted record gross margins and expects Q4 revenue of $170–180 million. A dedicated JAXA mission is set for December 5.