Turnaround at the Bottom? U.S. Green Infrastructure Stocks Surge Over 1 Trillion Won in Market Cap in One Day

Tetra Tech Inc. (TTEK), a U.S. environmental and infrastructure engineering firm, saw its Nasdaq shares close at $30.12, surging 9.81% in a single day.

The company’s market capitalization now stands at roughly $7.8 billion—an increase of over $850 million in one session—while trading volume hit 2.02 million shares, well above its average.

RBC Capital recently raised its price target on Tetra Tech to $48 and maintained an Outperform rating after the firm’s Q4 2025 results beat market forecasts, reporting revenue of $1.16 billion and earnings per share of $0.44.

Founded in 1966 and based in Pasadena, California, Tetra Tech is a global consulting and engineering company delivering government and private-sector projects in water management, environmental services, infrastructure, energy, and international development. Backed by major acquisitions and consecutive dividend growth, it is regarded as a mid-cap growth stock with a strong track record in securing U.S. federal environmental and infrastructure contracts.