Tetra Tech’s second quarter results drew a negative market reaction despite beating Wall Street’s expectations for both revenue and profit. Management attributed the year-over-year sales decline mainly to reduced U.S. commercial activity and the wind-down of episodic disaster response work, but highlighted growth in federal and international markets. CEO Roger Argus emphasized strong performance in the company’s water and infrastructure segments, stating, “Our backlog was up for the second consecutive quarter, increasing sequentially by 5% to just under $4.5 billion.”
Is now the time to buy TTEK? Find out in our full research report (it’s free for active Edge members).
Tetra Tech (TTEK) Q2 CY2026 Highlights:
- Revenue: $1.11 billion vs analyst estimates of $1.08 billion (3.9% year-on-year decline, 2.9% beat)
- EPS (GAAP): $0.42 vs analyst estimates of $0.40 (6.8% beat)
- Adjusted EBITDA: $172.6 million vs analyst estimates of $167.2 million (15.6% margin, 3.2% beat)
- Revenue Guidance for Q3 CY2026 is $1.15 billion at the midpoint, roughly in line with what analysts were expecting
- EPS (GAAP) guidance for Q3 CY2026 is $0.46 at the midpoint, roughly in line with what analysts were expecting
- Operating Margin: 14.2%, in line with the same quarter last year
- Backlog: $4.49 billion at quarter end, up 8.2% year on year
- Market Capitalization: $8.97 billion
While we enjoy listening to the management’s commentary, our favorite part of earnings calls is the analyst questions. Those are unscripted and can often highlight topics that management teams would rather avoid or topics where the answer is complicated. Here is what has caught our attention.
Our Top 5 Analyst Questions From Tetra Tech’s Q2 Earnings Call
- Rene Gagliardo (William Blair) asked about the drivers of backlog growth, with CEO Roger Argus pointing to major wins in federal and commercial segments, including initial funding for multi-year data center and sediment remediation projects.
- Sabahat Khan (RBC Capital) questioned the impact of U.S. government shutdowns and staffing cuts on federal contracting. Argus acknowledged ongoing bottlenecks and “trepidation” in order flow, despite recent backlog gains.
- Sangita Jain (KeyBanc Capital) probed whether Department of State work will become part of base revenue. Argus said this could happen over time but maintained a conservative approach until legacy episodic projects sunset.
- Ryan Connors (Northcoast) asked about trends in state and local water projects, to which Argus noted continued double-digit growth in municipal water treatment but highlighted federal funding reductions in flood protection.
- Andrew Wittmann (Baird) sought clarity on margin trajectory and mining sector outlook. CFO Steve Burdick reinforced the 50-basis-point annual margin target, while Argus described mining as stable with potential upside if commodity cycles accelerate.
Catalysts in Upcoming Quarters
In the coming quarters, our analysts will closely monitor (1) the pace of backlog conversion into revenue, especially from newly awarded federal and commercial contracts, (2) the success of digital automation and AI-enabled service offerings in Australia and North America, and (3) the company’s ability to sustain margin improvements amid funding and political uncertainties. Progress in international water and hydropower projects will also be critical signposts.
Tetra Tech currently trades at $35.03, up from $33.78 just before the earnings. Is the company at an inflection point that warrants a buy or sell? See for yourself in our full research report (it’s free).
The Best Stocks for High-Quality Investors
ALSO WORTH WATCHING: Top 5 Momentum Stocks. The best time to own a great stock is when the market is finally noticing it. These aren’t just high-quality businesses. Something is happening with them right now. Elite fundamentals meet near-term momentum — both boxes checked at the same time.
Find out which stocks our AI platform is flagging this week. See this week’s Strong Momentum stocks — FREE. Get Our Strong Momentum Stocks for Free HERE.
Stocks that have made our list include now familiar names such as Nvidia (+1,460% between June 2020 and June 2025) as well as under-the-radar businesses like the once-micro-cap company Tecnoglass (+1,552% between June 2020 and June 2025). Find your next big winner with StockStory today.