Tetra Tech (TTEK) Operating Income (2009 - 2026)
Tetra Tech's Operating Income came in at $188.44 million for fiscal Q4 2026 (quarter ended Sep 27, 2026), up 3.9% from $181.3 million a year earlier and up 19.3% from the prior quarter.
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Analysis
Tetra Tech (TTEK) Operating Income (2009 - 2026) Analysis & Trends
For FY2026 (ended Sep 27, 2026), Tetra Tech's Operating Income was $618.88 million, up 51.5% from FY2025.
- Operating Income carries a five-year compound annual growth rate of 17.3% (FY2021 to FY2026).
- Going back by fiscal year, Operating Income was $408.42 million in FY2025 (-18.4%), $500.74 million in FY2024 (+39.8%), $358.11 million in FY2023 (+5.2%) and $340.45 million in FY2022 (+22.2%).
- The fiscal Q4 2026 figure represents the highest quarterly Operating Income in data going back to fiscal Q2 2009.
- Year-over-year, Operating Income increased in five of the last eight quarters, with growth averaging 83.3%.
- The fastest year-over-year change in Operating Income over five years came in fiscal Q1 2026 (growth of 525.9%), and the weakest in fiscal Q1 2025 (a decline of 79.7%).
- Business Quant data shows TTEK's Operating Income at $157.93 million (Q3 2026), $131.52 million (Q2 2026) and $140.99 million (Q1 2026) in the three fiscal quarters before Q4 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Op. Inc (Qtr) |
|---|---|---|---|---|---|
| 1 | Accenture | 167.47 Bn | 126.56 Bn | 5.98 Bn | 2.86 Bn |
| 2 | Cintas | 90.39 Bn | 89.47 Bn | 1.55 Bn | 711.89 Mn |
| 3 | Iron Mountain | 33.89 Bn | 33.40 Bn | 1.06 Bn | 410.57 Mn |
| 4 | Rollins | 18.59 Bn | 18.13 Bn | 582.90 Mn | 222.86 Mn |
| 5 | APi | 18.49 Bn | 15.71 Bn | 770.00 Mn | 202.00 Mn |
| 6 | UL Solutions | 16.23 Bn | 14.26 Bn | 423.00 Mn | 162.00 Mn |
| 7 | Aramark | 14.21 Bn | 12.22 Bn | 430.34 Mn | 215.59 Mn |
| 8 | Gartner | 12.11 Bn | 5.60 Bn | 1.07 Bn | 281.11 Mn |
| 9 | Rentokil Initial | 12.07 Bn | 5.59 Bn | - | - |
| 10 | Tetra Tech | 9.94 Bn | 9.94 Bn | 265.89 Mn | 188.44 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 27, 2026 | 188.44 Mn |
| Jun 28, 2026 | 157.93 Mn |
| Mar 29, 2026 | 131.52 Mn |
| Dec 28, 2025 | 140.99 Mn |
| Sep 28, 2025 | 181.30 Mn |
| Jun 29, 2025 | 164.99 Mn |
| Mar 30, 2025 | 39.60 Mn |
| Dec 29, 2024 | 22.53 Mn |
| Sep 29, 2024 | 143.34 Mn |
| Jun 30, 2024 | 128.63 Mn |
| Mar 31, 2024 | 117.68 Mn |
| Dec 31, 2023 | 111.08 Mn |
| Oct 1, 2023 | 107.38 Mn |
| Jul 2, 2023 | 97.68 Mn |
| Apr 2, 2023 | 61.01 Mn |
| Jan 1, 2023 | 92.05 Mn |
| Oct 2, 2022 | 94.80 Mn |
| Jul 3, 2022 | 83.91 Mn |
| Apr 3, 2022 | 74.52 Mn |
| Jan 2, 2022 | 87.22 Mn |
API Access
Tetra Tech Operating Income API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=operating-income&ticker=TTEK&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "operating-income", "ticker": "TTEK", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=operating-income&ticker=TTEK&period=max&api_key=YOUR_API_KEY");
const data = await res.json();