Tigo Energy Announces Inclusion in Russell 3000® Index

Tigo Energy (NASDAQ: TYGO) announced its inclusion in the Russell 3000® Index, effective at the open of the US equity market on June 29, 2026.

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Tigo also Joins Small-Cap Russell 2000^® Index and Other Growth and Value Style Indexes

LOS GATOS, Calif.--(BUSINESS WIRE)-- Tigo Energy, Inc. (NASDAQ: TYGO) ("Tigo", or the "Company"), a leading provider of intelligent solar and energy solutions, today announced its addition to the Russell 3000® Index as part of the first 2026 Russell indexes reconstitution, effective as of the open of US equity market today on June 29, 2026.

Membership in the Russell 3000^® Index, which remains in place for half a year beginning 2026, means automatic inclusion for Tigo in the small-cap Russell 2000^® Index as well as the appropriate growth and value style indexes

“The inclusion in the Russell 2000^® Index is a testament to Tigo's growth throughout 2025 and marks an important component for us to reaching a wider investor base going forward,” said Bill Roeschlein, CFO of Tigo.

Russell indexes are widely used by investment managers and institutional investors for index funds and as benchmarks for active investment strategies. According to data as of the end of June 2025, about $12.2 trillion in assets are benchmarked against the Russell US indexes.

About Tigo Energy, Inc.

Founded in 2007, Tigo is a worldwide leader in the development and manufacture of smart hardware and software solutions that enhance safety, increase energy yield, and lower operating costs of residential, commercial, and utility-scale solar systems. Tigo combines its Flex MLPE (Module Level Power Electronics) and solar optimizer technology with intelligent, cloud-based software capabilities for advanced energy monitoring and control. Tigo MLPE products maximize performance, enable real-time energy monitoring, and provide code-required rapid shutdown at the module level. The Company also develops and manufactures products such as inverters and battery storage systems for the residential solar-plus-storage market. For more information, please visit www.tigoenergy.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260629885771/en/

Investor Relations Contact
Ralf Esper
Gateway Group, Inc.
(949) 574-3860
TYGO@gateway-grp.com

Source: Tigo

Key Terms

russell 3000® index financial

A broad stock market index that tracks the performance of about 3,000 publicly traded U.S. companies of all sizes, acting as a wide-ranging snapshot of the U.S. equity market. It matters to investors because it serves as a common yardstick for the overall market’s health and is the basis for many index funds and investment strategies—think of it as a single basket that shows how the whole U.S. stock market is doing.

russell 2000® index financial

A stock market index that tracks the performance of roughly 2,000 publicly traded U.S. companies with smaller market values, representing the broader small-cap segment of the market. It matters to investors because it acts like a thermometer for smaller companies—used as a benchmark to compare fund performance, guide portfolio allocation, and gauge economic or market trends affecting growth-oriented, higher-risk firms.