TTEK Tetra Tech (TTEK) Insider Trading, Ownership & Congress Trades
Services · Services-engineering services · CIK 0000831641
SEC filings
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
269
13F, latest reported quarter
Conversions, 180 days
2
Codes C/M, not in net · $38.4K priced
What the filings say about TTEK
Insiders, 180 days
+$50.2K net bought
1 buyer
Tetra Tech insider trades (Form 4)
Form 4 buys and sells (codes P and S). Grants, option exercises
and conversions excluded.
Over the last 180 days, TETRA TECH INC insiders bought a net $50.2K of stock across 70 Form 4 purchases and sales, with 1 insider buying. Source: SEC Form 4 filings, as of 2026-10-28.
Insider
Filed
Shares
Value
Since filing
Context
- First Form 4 purchase or sale (code P or S) here by this insider on our record.
- The trade is 100.0% of the 1,900 shares held after it.
- No other insider bought within 30 days.
- 269 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Feeler Jeffrey R bought about $50.2K of TTEK on May 15, 2026, the largest insider purchase at the company on our record; 269 funds added in the latest 13F quarter.Context
- 4 earlier Form 4 trades (code P or S) here by this insider (4 sales), the last on Feb 9, 2024.
- The trade is 21.5% of the 46,496 shares held after it.
- No other insider sold within 30 days.
- 269 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: SVP, Corporate Controller CARTER BRIAN N sold about $401.5K of TTEK on Feb 4, 2026, the largest insider sale at the company since 2024; 269 funds added in the latest 13F quarter.Context
- First Form 4 purchase or sale (code P or S) here by this insider on our record.
- The trade is 6.3% of the 37,725 shares held after it.
- No other insider sold within 30 days.
- 269 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Birkenbeuel Gary sold about $86.0K of TTEK on Aug 14, 2025; 269 funds added in the latest 13F quarter.Context
- 9 earlier Form 4 trades (code P or S) here by this insider (9 sales), the last on Sep 10, 2024.
- The trade is 7.2% of the 60,196 shares held after it.
- No other insider sold within 30 days.
- 269 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Volpi Kirsten M sold about $149.1K of TTEK on Feb 4, 2025; 269 funds added in the latest 13F quarter.Context
- 9 earlier Form 4 trades (code P or S) here by this insider (9 sales), the last on Sep 10, 2024.
- The trade is 6.4% of the 64,541 shares held after it.
- No other insider sold within 30 days.
- 269 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Volpi Kirsten M sold about $140.8K of TTEK on Feb 4, 2025; 269 funds added in the latest 13F quarter.70 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Seven facts, ranked against the sector ·
Rank is not a forecast
Insiders
net +$50.2K over 180 days
more than 75% of Services
Congress
no House purchase disclosed in the last 12 months
Funds
269 funds bought in last quarter
more than 83% of Services
Revenue
+4.7% year over year
below 51% of Services
Margin
4.6% net margin
more than 59% of Services
Buybacks
$202.0M repurchased, FY to 2026-06-28
more than 71% of Services
Short interest
5.0% of the float short (float per yahoo 2026-10-27) · 6.8 days to cover · settled 2026-10-15
more than 66% of Services
What changed in the last 30 days
Nothing new filed in the last 30 days
Watch TTEK
A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.
The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+10.1%12M
Insider buyInsider sell
Indexed to 100, dividend-adjusted, not a price chart.
When a name files heavily, the largest trades are drawn first.
Who owns TTEK: institutional holders (13F)
13F holdings, latest reported quarter
28,675,276 sh
$828.4M
12,467,970 sh
$360.2M
11,725,738 sh
$338.8M
11,651,238 sh
$336.6M
9,761,640 sh
$282.0M
Congress trades in TTEK
No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.
Activist and 5% holders (13D/13G)
No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.
TTEK planned insider sales (Form 144)
No planned-sale notices
No insider has filed to sell. Watch this after a run-up.
TTEK mutual fund holders (N-PORT)
Funds ranked by the share of their own portfolio in this stock (N-PORT).
VANGUARD GLOBAL ENVIRONMENTAL OPPORTUNITIES STOCK FUND
$5.0M position · as of 2026-07-31
3.9%
VanEck Environmental Services ETF
$3.7M position · as of 2026-06-30
3.7%
Amplify Cash Flow Dividend Leaders ETF
$1.1M position · as of 2026-06-30
3.1%
BARRETT GROWTH FUND
$664.5K position · as of 2026-06-30
3.1%
Amplify COWS Covered Call ETF
$491.1K position · as of 2026-06-30
3.0%
Catalyst/MAP Global Equity Fund
$2.7M position · as of 2026-06-30
2.9%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M ·
% is the share of the fund's own portfolio
Government contracts
Award ceilings over the contract's life, subsidiaries included.
Not annual revenue (USASpending.gov).
Department Of State
OFFICE OF WEAPONS REMOVAL AND ABATEMENT HAS A HUMANITARIAN DEMINING REQUEST FOR INTERNATIONAL ASSIST · 2022-09-30
$249.2M
Department Of Energy
LABOR PROGRAM MANAGEMENT/IT SUPPORT ENTERPRISE INFORMATION TECHNOLOGY SUPPORT SERVICES TO INCLUDE SO · 2019-09-17
$85.5M
Department Of Transportation
NAVTAC II CONTRACT SBAS TASK ORDER 22 · 2019-08-27
$74.9M
Department Of State
LAOS HUMANITARIAN MINE ACTION/UXO RESPONSE TASK ORDER WITH A BASE YR AND 4-OPTION YEARS. · 2023-11-05
$60.7M
Department Of Transportation
PBN TASK ORDER IGF::CL,CT::IGF · 2017-09-11
$47.5M
Department Of Transportation
NAVTAC II LIGHTING SYSTEMS · 2017-11-28
$26.0M
Federal awards ≥ $25M in the last 90 days, matched via the SAM.gov parent registry
Executive pay vs shareholder return · Batrack
CEO pay, headline and as actually paid, against the company's
return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2023
$11.9M
$16.0M
$2.6M
+70%
+73%
2022
$10.3M
$9.3M
$2.3M
+42%
+40%
2021
$7.9M
$18.5M
$2.1M
+67%
+25%
Tagged by the company under SEC Item 402(v). Returns are
cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders are net buyers of their own stock.
The record shows a net $50.2K bought by insiders over 180 days, 269 funds added last quarter. Each figure is a federal filing, dated the day it went public.
TTEK financials
Revenue growth
+4.7%
XBRL, annual
Net margin
4.6%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$5.1B
four quarters, 2025-06-30 to 2026-06-28
Revenue, TTM TTEK
| FY Sep 2025 | $5.4B |
| FY Sep 2024 | $5.2B |
| FY Oct 2023 | $4.5B |
| FY Oct 2022 | $3.5B |
| FY Oct 2021 | $3.2B |
| Jun 2026 | $1.3B |
| Mar 2026 | $1.2B |
| Dec 2025 | $1.2B |
| Sep 2025 | $1.3B |
| Jun 2025 | $1.4B |
| Mar 2025 | $1.3B |
| Dec 2024 | $1.4B |
| Sep 2024 | $1.4B |
At each fiscal year end
Single quarter
Net margin, TTM
+8.6%
net income over revenue, 2025-06-30 to 2026-06-28
Net margin, TTM TTEK
| FY Sep 2025 | +4.6% |
| FY Sep 2024 | +6.4% |
| FY Oct 2023 | +6.0% |
| FY Oct 2022 | +7.5% |
| FY Oct 2021 | +7.2% |
| Jun 2026 | +8.4% |
| Mar 2026 | +7.7% |
| Dec 2025 | +8.7% |
| Sep 2025 | +9.6% |
| Jun 2025 | +8.3% |
| Mar 2025 | +0.4% |
| Dec 2024 | +0.1% |
| Sep 2024 | +7.0% |
At each fiscal year end
Single quarter
Free cash flow, TTM
$547.3M
operating cash flow minus capex, 2025-06-30 to 2026-06-28
Free cash flow, TTM TTEK
| FY Sep 2025 | $439.1M |
| FY Sep 2024 | $340.6M |
| FY Oct 2023 | $341.6M |
| FY Oct 2022 | $325.6M |
| FY Oct 2021 | $295.8M |
| Jun 2026 | $225.1M |
| Mar 2026 | $159.4M |
| Dec 2025 | $68.1M |
| Sep 2025 | $94.7M |
| Jun 2025 | $346.1M |
| Mar 2025 | -$11.4M |
| Dec 2024 | $9.6M |
| Sep 2024 | $98.8M |
At each fiscal year end
Single quarter
Debt to equity
0.57x
long-term 2026-06-28 plus current 2025-03-30 (15 months older than the period end); equity 2026-06-28
Debt to equity TTEK
| FY Sep 2025 | 0.57x |
| FY Sep 2024 | 0.44x |
| FY Oct 2023 | 0.63x |
| FY Oct 2022 | 0.22x |
| FY Oct 2021 | 0.17x |
| Jun 2026 | 0.57x |
| Mar 2026 | 0.61x |
| Dec 2025 | 0.59x |
| Sep 2025 | 0.57x |
| Jun 2025 | 0.64x |
| Mar 2025 | 0.64x |
| Dec 2024 | 0.53x |
| Sep 2024 | 0.44x |
At each fiscal year end
Trailing four quarters at each quarter end
Cash flow to debt
0.54x
TTM operating cash flow over long-term 2026-06-28 plus current 2025-03-30 (15 months older than the period end)
Cash flow to debt TTEK
| FY Sep 2025 | 0.45x |
| FY Sep 2024 | 0.44x |
| FY Oct 2023 | 0.42x |
| FY Oct 2022 | 1.30x |
| FY Oct 2021 | 1.43x |
| Jun 2026 | 0.54x |
| Mar 2026 | 0.61x |
| Dec 2025 | 0.48x |
| Sep 2025 | 0.45x |
| Jun 2025 | 0.42x |
| Mar 2025 | 0.25x |
| Dec 2024 | 0.41x |
| Sep 2024 | 0.44x |
At each fiscal year end
Trailing four quarters at each quarter end
Return on equity
+24.3%
TTM net income over average of 2025-06-29 and 2026-06-28
Return on equity TTEK
| FY Sep 2025 | +13.7% |
| FY Sep 2024 | +20.6% |
| FY Oct 2023 | +21.1% |
| FY Oct 2022 | +21.8% |
| FY Oct 2021 | +20.5% |
| Jun 2026 | +24.3% |
| Mar 2026 | +25.7% |
| Dec 2025 | +19.9% |
| Sep 2025 | +13.7% |
| Jun 2025 | +12.7% |
| Mar 2025 | +11.9% |
| Dec 2024 | +16.1% |
| Sep 2024 | +20.6% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on assets
+10.0%
TTM net income over average of 2025-06-29 and 2026-06-28
Return on assets TTEK
| FY Sep 2025 | +5.9% |
| FY Sep 2024 | +8.3% |
| FY Oct 2023 | +8.5% |
| FY Oct 2022 | +10.1% |
| FY Oct 2021 | +9.4% |
| Jun 2026 | +10.0% |
| Mar 2026 | +10.3% |
| Dec 2025 | +8.3% |
| Sep 2025 | +5.9% |
| Jun 2025 | +5.1% |
| Mar 2025 | +4.6% |
| Dec 2024 | +6.4% |
| Sep 2024 | +8.3% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on invested capital
+17.2%
operating income after a 26.5% effective tax rate, over long-term 2026-06-28 plus current 2025-03-30 (15 months older than the period end) plus average of 2025-06-29 and 2026-06-28 minus cash
Return on invested capital TTEK
| FY Sep 2025 | +10.2% |
| FY Sep 2024 | +16.2% |
| FY Oct 2023 | +12.2% |
| FY Oct 2022 | +19.9% |
| FY Oct 2021 | +20.5% |
| Jun 2026 | +17.2% |
| Mar 2026 | +17.2% |
| Dec 2025 | +14.2% |
| Sep 2025 | +10.2% |
| Jun 2025 | +9.1% |
| Mar 2025 | +8.7% |
| Dec 2024 | +12.4% |
| Sep 2024 | +16.2% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on capital employed
+20.3%
operating income (EBIT proxy) over average of 2025-06-29 and 2026-06-28 minus current liabilities
Return on capital employed TTEK
| FY Sep 2025 | +13.9% |
| FY Sep 2024 | +17.9% |
| FY Oct 2023 | +16.6% |
| FY Oct 2022 | +19.8% |
| FY Oct 2021 | +16.8% |
| Jun 2026 | +20.3% |
| Mar 2026 | +21.3% |
| Dec 2025 | +17.7% |
| Sep 2025 | +13.9% |
| Jun 2025 | +12.7% |
| Mar 2025 | +12.1% |
| Dec 2024 | +14.5% |
| Sep 2024 | +17.9% |
At each fiscal year end
Trailing four quarters at each quarter end
P/E, trailing
22.21x
close 2026-10-27 over four quarters of diluted EPS, 2025-06-30 to 2026-06-28
P/E, trailing TTEK
| FY Sep 2025 | 35.84x |
| FY Sep 2024 | 37.72x |
| FY Oct 2023 | 29.81x |
| FY Oct 2022 | 5.28x |
| FY Oct 2021 | 7.13x |
| Jun 2026 | 17.63x |
| Mar 2026 | 17.83x |
| Dec 2025 | 25.59x |
| Sep 2025 | 35.84x |
| Jun 2025 | 44.55x |
| Mar 2025 | 42.25x |
| Dec 2024 | 41.93x |
| Sep 2024 | 37.72x |
At each fiscal year end
Trailing four quarters at each quarter end
Enterprise value
$10.3B
market value at close 2026-10-27 on 2026-07-20 shares, plus long-term 2026-06-28 plus current 2025-03-30 (15 months older than the period end), minus cash 2026-06-28
Enterprise value TTEK
| FY Sep 2025 | $9.6B |
| FY Sep 2024 | $3.1B |
| FY Oct 2023 | $2.3B |
| FY Oct 2022 | $1.4B |
| FY Oct 2021 | $1.7B |
| Jun 2026 | $8.4B |
| Mar 2026 | $8.7B |
| Dec 2025 | $9.7B |
| Sep 2025 | $9.6B |
| Jun 2025 | $10.3B |
| Mar 2025 | $8.6B |
| Dec 2024 | $11.3B |
| Sep 2024 | $3.1B |
At each fiscal year end
Trailing four quarters at each quarter end
FCF yield
+5.8%
TTM free cash flow over market value at close 2026-10-27
FCF yield TTEK
| FY Sep 2025 | +5.0% |
| FY Sep 2024 | +13.7% |
| FY Oct 2023 | +21.1% |
| FY Oct 2022 | +23.8% |
| FY Oct 2021 | +18.0% |
| Jun 2026 | +7.2% |
| Mar 2026 | +8.6% |
| Dec 2025 | +5.6% |
| Sep 2025 | +5.0% |
| Jun 2025 | +4.7% |
| Mar 2025 | +3.0% |
| Dec 2024 | +3.2% |
| Sep 2024 | +13.7% |
At each fiscal year end
Trailing four quarters at each quarter end
PEG, trailing
0.21x
P/E over trailing EPS growth of 108%: four quarters to 2026-06-28 against the four to 2025-06-29
PEG, trailing TTEK
| FY Sep 2025 | n/a |
| FY Sep 2024 | 1.83x |
| FY Oct 2023 | n/a |
| FY Oct 2022 | 0.37x |
| FY Oct 2021 | 0.20x |
| Jun 2026 | 0.16x |
| Mar 2026 | 0.13x |
| Dec 2025 | 0.64x |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | 4.01x |
| Sep 2024 | 1.83x |
At each fiscal year end
Trailing four quarters at each quarter end
Price as of 2026-10-27. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
| 2025-09 | 2024-09 | 2023-10 | 2022-10 | |
|---|---|---|---|---|
| Revenue | $5.4B | $5.2B | $4.5B | $3.5B |
| Gross profit | $961.3M | $866.4M | $725.0M | $575.6M |
| Operating income | $408.4M | $500.7M | $358.1M | $340.4M |
| Net income | $247.9M | $333.4M | $273.5M | $263.2M |
| EPS (diluted) | 0.93 | 1.23 | 1.02 | 0.97 |
| Operating cash flow | $457.7M | $358.7M | $368.5M | $336.2M |
| Cash | $167.5M | $232.7M | $168.8M | $185.1M |
| Long-term debt | $763.4M | $812.6M | $879.5M | $246.2M |
| Buybacks | $250.0M | $0 | $0 | $200.0M |
| Dividends paid | $65.0M | $58.8M | $52.1M | $46.1M |
SEC XBRL, fiscal years, as known on 2026-10-28
TTEK Stock Sonar score 6/7 axes
Find similar shapesCompareTTEK ranks highest on profitability (76th percentile) and insider conviction (65th), and lowest on institutional and government (31st), among Services peers.
6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
TTEK filings, in plain words
Are Tetra Tech insiders buying or selling TTEK?
In the 180 days to 2026-10-28, Tetra Tech insiders were net buyers, a net $50.2K across purchases and sales reported on Form 4, by 1 buyer.
Read the full summary
In the 180 days to 2026-10-28, Tetra Tech insiders were net buyers of TTEK, a net $50.2K across purchases and sales reported on Form 4 by 1 buyer. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.
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