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Compare · RKLB vs STRL

RKLB vs STRL

Side-by-side comparison of Rocket Lab Corporation (RKLB) and Sterling Infrastructure Inc. (STRL): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both RKLB and STRL operate in Military/Government/Technical (Industrials), so they compete in similar markets.
  • RKLB is the larger of the two at $66.40B, about 2.3x STRL ($29.37B).
  • Over the past year, RKLB is up 329.4% and STRL is up 386.8% - STRL leads by 57.4 points.
  • RKLB has been more active in the news (39 items in the past 4 weeks vs 13 for STRL).
  • RKLB has more recent analyst coverage (25 ratings vs 8 for STRL).
PerformanceRKLB+329.39%STRL+386.79%
2025-06-04+0.00%2026-06-04
MetricRKLBSTRL
Company
Rocket Lab Corporation
Sterling Infrastructure Inc.
Price
$116.04+1.19%
$944.50-1.31%
Market cap
$66.40B
$29.37B
1M return
+46.69%
+17.22%
1Y return
+329.39%
+386.79%
Industry
Military/Government/Technical
Military/Government/Technical
Exchange
NASDAQ
NASDAQ
IPO
2020
News (4w)
39
13
Recent ratings
25
8
RKLB

Rocket Lab Corporation

Rocket Lab USA, Inc., an aerospace company, focuses on developing rocket launch and control systems for the space and defense industries. The company provides launch services, spacecraft components, satellites and other spacecraft, and on-orbit management solutions; and designs, manufactures, and sells Electron and Neutron launch vehicles, as well as offers Photon platform for spacecraft solutions. It serves customers in commercial, civil, defense, and academic sectors. The company was founded in 2006 and is headquartered in Long Beach, California.

STRL

Sterling Infrastructure Inc.

Sterling Construction Company, Inc., a construction company, engages in the heavy civil, specialty services, and residential construction activities primarily in the southern United States, the Rocky Mountain states, California, and Hawaii. The company undertakes various heavy civil construction projects, including highways, roads, bridges, airfields, ports, light rail, water, wastewater and storm drainage systems for the departments of transportation in various states, regional transit authorities, airport authorities, port authorities, water authorities, and railroads. It offers specialty services such as foundations for multi-family homes, parking structures, and other commercial concrete projects for blue-chip end users in the e-commerce, data center, distribution center and warehousing, energy, mixed use, and multi-family sectors. The company also undertakes concrete foundations for single-family homes. In addition, it provides surveying, clearing and grubbing, erosion control, grading, grassing, site excavation, storm drainage, sanitary sewer and water main installation, drilling and blasting, curb and gutter, paving, concrete work, and landfill services. The company was formerly known as Oakhurst Company, Inc. and changed its name to Sterling Construction Company, Inc. in November 2001. Sterling Construction Company, Inc. was founded in 1955 and is headquartered in The Woodlands, Texas.

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