Investors who bought securities of Tigo Energy, Inc. (NASDAQ: TYGO) during a defined stretch of 2026 are being reminded of an approaching court deadline in a Tigo Energy securities class action. The Rosen Law Firm, which states it was the first to file the case, says the lead plaintiff deadline is November 23, 2026.
The class period covers purchases made from February 24, 2026 through August 4, 2026, inclusive. Anyone who acquired Tigo securities during that window may be able to seek compensation without paying out-of-pocket fees or costs, according to the firm, through a contingency fee arrangement.
What the Lawsuit Alleges
The complaint claims that throughout the class period, the defendants made materially false or misleading statements and failed to disclose key facts about Tigo’s business outlook. Specifically, the suit alleges that Tigo’s revenue projections rested on the launch of its EG4 partnership and the revenue expected from it.
However, according to the lawsuit, that partnership would not generate material revenue until the fourth quarter of 2026 at the earliest. As a result, the complaint contends there was no basis for the projections and that statements about Tigo’s business, operations, and prospects were materially false and misleading or lacked a reasonable basis when made. The lawsuit further claims that investors suffered damages once the true details became public.
Steps for Potentially Affected Investors

Investors who purchased Tigo securities during the class period and wish to serve as lead plaintiff must file a motion with the court no later than November 23, 2026. A lead plaintiff acts as a representative party for other class members and directs the litigation.
According to the notice, a class action lawsuit has already been filed. No class has been certified to date. Until certification occurs, investors are not represented by counsel unless they retain their own attorney. They may choose their own counsel, or they may remain absent class members and take no action at this stage. The ability to share in any potential future recovery is not dependent on serving as lead plaintiff.
Those interested in joining the case can visit the firm’s website or contact Phillip Kim, Esq., at the toll-free number 866-767-3653 or by email at case@rosenlegal.com for more information.
About the Firm
Rosen Law Firm describes itself as a global investor rights law firm focused on securities class actions and shareholder derivative litigation. The firm states that it achieved the largest securities class action settlement ever against a Chinese company and was ranked No. 1 by ISS Securities Class Action Services for the number of securities class action settlements in 2017. It adds that it has been ranked in the top four each year since 2013 and has recovered billions of dollars for investors, including more than $438 million in 2019 alone. Founding partner Laurence Rosen was named a Titan of Plaintiffs’ Bar by Law360 in 2020, according to the firm, and many of its attorneys have been recognized by Lawdragon and Super Lawyers.
The firm encourages investors to select counsel with a track record of leadership in securities cases and cautions that some firms issuing notices may lack comparable experience or resources and may simply refer clients to other firms that litigate the cases.
The notice is attorney advertising, and prior results do not guarantee a similar outcome.
