TTEK EBITDA | TETRA TECH INC

TETRA TECH INC (TTEK) EBITDA

2026-06-28: Basis Reported; EBITDA $172.69M*; Operating income $157.93M; Depreciation and amortization $14.77M*.
2026-03-29: Basis Reported; EBITDA $145.86M*; Operating income $131.52M; Depreciation and amortization $14.34M*.
2025-12-28: Basis Reported; EBITDA $154.99M; Operating income (m); Depreciation and amortization (m).
2025-09-28: Basis Reported; EBITDA $195.95M; Operating income (m); Depreciation and amortization (m).

Complete source-backed ebitda history.

Available history: 2008-09-28 to 2025-12-28
Data captured: 2026-09-04

Historical EBITDA

EBITDA 3 month

Date	Basis	EBITDA	Operating income	Depreciation and amortization	Revenue	EBITDA margin	Capital spending	Operating cash flow	Cost of products and services	Research and development	Selling, general and administration	Income tax expense / benefit
2026-06-28	Reported	$172.69M*	$157.93M	$14.77M*	$1.31B	13.20%*	$3.81M*	$228.94M*	$200.00M	(m)	(m)	$40.97M
2026-03-29	Reported	$145.86M*	$131.52M	$14.34M*	$1.22B	11.95%*	$5.99M*	$165.34M*	$170.52M	(m)	(m)	$33.54M
2025-12-28	Reported	$154.99M	(m)	(m)	(m)	12.80%	$4.15M	$72.27M	$173.49M	(m)	(m)	$36.35M
2025-09-28	Reported	$195.95M	(m)	(m)	(m)	14.73%	(m)	(m)	(m)	(m)	(m)	(m)
2025-06-29	Reported	$178.68M*	$164.99M	$13.70M*	$1.37B	13.04%*	$3.49M*	$349.60M*	$216.80M	(m)	(m)	$42.81M
2025-03-30	Reported	$53.48M*	$39.60M	$13.88M*	$1.32B	4.04%*	$5.59M*	-$5.82M*	$218.41M	(m)	(m)	$25.70M
2024-12-29	Reported	$38.59M	(m)	(m)	(m)	2.72%	$3.43M	$13.06M	$223.23M	(m)	(m)	$14.53M
2024-09-29	Reported	$160.3M	(m)	(m)	(m)	11.66%	(m)	(m)	(m)	(m)	(m)	(m)
2024-06-30	Reported	$148.13M*	$128.63M	$19.50M*	$1.34B	11.02%*	$3.86M*	$140.93M*	(m)	(m)	(m)	$32.89M
2024-03-31	Reported	$135.41M*	$117.68M	$17.73M*	$1.25B	10.82%*	$4.03M*	$102.94M*	(m)	(m)	(m)	$31.34M
2023-12-31	Reported	$130.57M	(m)	(m)	(m)	10.63%	$3.43M	$9.25M	(m)	(m)	(m)	$26.52M
2023-10-01	Reported	$125.36M	(m)	(m)	(m)	9.94%	(m)	(m)	(m)	(m)	(m)	(m)
2023-07-02	Reported	$117.36M*	$97.67M	$19.68M*	$1.21B	9.71%*	$7.03M*	$132.93M*	(m)	(m)	(m)	$22.57M
2023-04-02	Reported	$77.93M*	$61.01M	$16.92M*	$1.16B	6.73%*	$5.30M*	$87.93M*	(m)	(m)	(m)	$26.25M
2023-01-01	Reported	$98.67M	(m)	(m)	(m)	11.03%	$5.00M	$25.19M	(m)	(m)	(m)	$37.96M
2022-10-02	Reported	$102.29M	(m)	(m)	(m)	11.33%	(m)	(m)	(m)	(m)	(m)	(m)
2022-07-03	Reported	$90.79M*	$83.91M	$6.88M*	$890.23M	10.20%*	$2.78M*	$98.43M*	(m)	(m)	(m)	$22.33M
2022-04-03	Reported	$81.07M*	$74.52M	$6.55M*	$852.74M	9.51%*	$4.10M*	$95.13M*	(m)	(m)	(m)	$18.33M
2022-01-02	Reported	$93.33M	(m)	(m)	(m)	10.87%	$1.52M	$82.42M	(m)	(m)	(m)	$15.82M
2021-10-03	Reported	$88.83M	(m)	(m)	(m)	9.96%	(m)	(m)	(m)	(m)	(m)	(m)
2021-06-27	Reported	$75.09M*	$69.81M	$5.29M*	$801.63M	9.37%*	$1.94M*	$69.11M*	(m)	(m)	(m)	$15.15M
2021-03-28	Reported	$66.09M*	$60.81M	$5.29M*	$754.76M	8.76%*	$2.50M*	$124.24M*	(m)	(m)	(m)	$12.46M
2020-12-27	Reported	$72.49M	(m)	(m)	(m)	9.47%	$1.79M	$33.18M	(m)	(m)	(m)	$10.78M
2020-09-27	Reported	$72.28M	(m)	(m)	(m)	9.59%	(m)	(m)	(m)	(m)	(m)	(m)
2020-06-28	Reported	$69.78M*	$63.52M	$6.26M*	$709.77M	9.83%*	$3.48M*	$111.35M*	(m)	(m)	(m)	$14.46M
2020-03-29	Reported	$54.10M*	$47.53M	$6.57M*	$734.13M	7.37%*	$2.54M*	$101.22M*	(m)	(m)	(m)	$7.62M
2019-12-29	Reported	$69.54M	(m)	(m)	(m)	8.72%	$3.33M	-$18.02M	(m)	(m)	(m)	$12.64M
2019-09-29	Reported	$28.22M	(m)	(m)	(m)	3.35%	(m)	(m)	(m)	(m)	(m)	(m)
2019-06-30	Reported	$71.40M*	$64.84M	$6.56M*	$825.79M	8.65%*	$2.82M*	$14.14M*	(m)	(m)	(m)	$12.04M
2019-03-31	Reported	$54.00M*	$47.55M	$6.46M*	$722.62M	7.47%*	$3.33M*	$114.55M*	(m)	(m)	(m)	-$11.56M
2018-12-30	Reported	$63.99M	(m)	(m)	(m)	8.92%	$3.85M	-$15.30M	(m)	(m)	(m)	$10.78M
2018-09-30	Reported	$51.33M	(m)	(m)	(m)	6.94%	(m)	(m)	(m)	(m)	(m)	(m)
2018-07-01	Reported	$65.78M*	$55.50M	$10.28M*	$764.79M	8.60%*	$1.78M*	$52.68M*	(m)	(m)	(m)	$17.81M
2018-04-01	Reported	$53.05M*	$42.72M	$10.33M*	$700.26M	7.58%*	$2.42M*	$81.28M*	(m)	(m)	(m)	$9.88M
2017-12-31	Reported	$58.57M	(m)	(m)	(m)	7.71%	$2.14M	-$57.68M	(m)	(m)	(m)	-$623.00K
2017-10-01	Reported	$66.03M	(m)	(m)	(m)	8.98%	(m)	(m)	(m)	(m)	(m)	(m)
2017-07-02	Reported	$57.03M*	$45.88M	$11.14M*	(m)	(m)	$3.12M*	$21.21M*	(m)	(m)	(m)	$13.11M
2017-04-02	Reported	$55.00M*	$42.96M	$12.04M*	(m)	(m)	$1.86M*	$109.11M*	(m)	(m)	(m)	$12.99M
2017-01-01	Reported	$51.05M	(m)	(m)	(m)	(m)	$2.03M	-$58.75M	(m)	(m)	(m)	$10.36M
2016-10-02	Reported	$58.94M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2016-06-26	Reported	$51.51M*	$39.09M	$12.43M*	(m)	(m)	$4.10M*	(m)	(m)	(m)	(m)	$10.80M
2016-03-27	Reported	$28.25M*	$16.65M	$11.61M*	(m)	(m)	$2.76M*	(m)	(m)	(m)	(m)	$8.66M
2015-12-27	Reported	$42.74M	(m)	(m)	(m)	(m)	$3.25M	(m)	(m)	(m)	(m)	$8.03M
2015-09-27	Reported	-$10.15M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2015-06-28	Reported	$51.07M*	$40.72M	$10.35M*	(m)	(m)	$8.17M*	(m)	(m)	(m)	(m)	$12.44M
2015-03-29	Reported	$41.35M*	$30.40M	$10.96M*	(m)	(m)	$4.96M*	(m)	(m)	(m)	(m)	$9.58M
2014-12-28	Reported	$49.6M	(m)	(m)	(m)	(m)	$7.14M	(m)	(m)	(m)	(m)	$9.18M
2014-09-28	Reported	$37.16M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2014-06-29	Reported	$51.90M*	$39.17M	$12.73M*	(m)	(m)	$3.18M*	(m)	(m)	(m)	(m)	$10.00M
2014-03-30	Reported	$59.69M*	$46.19M	$13.50M*	(m)	(m)	$5.10M*	(m)	(m)	(m)	(m)	$11.78M
2013-12-29	Reported	$59.63M	(m)	(m)	(m)	(m)	$6.60M	(m)	(m)	(m)	(m)	$13.97M
2013-09-29	Reported	$56.08M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2013-06-30	Reported	-$82.06M*	-$99.88M	$17.83M*	(m)	(m)	$6.90M*	(m)	(m)	(m)	(m)	-$23.78M
2013-03-31	Reported	$54.39M*	$37.67M	$16.73M*	(m)	(m)	$9.36M*	(m)	(m)	(m)	(m)	$10.66M
2013-03-31	Reported	(m)	$37.67M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2012-12-30	Reported	$54.4M	(m)	(m)	(m)	(m)	$4.27M	(m)	(m)	(m)	(m)	$14.23M
2012-09-30	Reported	$63.17M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2012-07-01	Reported	$59.39M*	$46.26M	$13.13M*	(m)	(m)	$6.92M*	(m)	(m)	(m)	(m)	$15.67M
2012-04-01	Reported	$49.41M*	$35.54M	$13.87M*	(m)	(m)	$3.39M*	(m)	(m)	(m)	(m)	$11.77M
2012-01-01	Reported	$51.3M	(m)	(m)	(m)	(m)	$4.59M	(m)	(m)	(m)	(m)	$12.08M
2011-10-02	Reported	$57.56M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2011-07-03	Reported	$53.59M*	$39.41M	$14.19M*	(m)	(m)	$4.11M*	$55.76M*	(m)	(m)	(m)	$12.96M
2011-04-03	Reported	$43.08M*	$29.26M	$13.82M*	(m)	(m)	$5.24M*	$33.71M*	(m)	(m)	(m)	$9.70M
2011-01-02	Reported	$47.88M	(m)	(m)	(m)	(m)	$4.24M	$8.93M	(m)	(m)	(m)	$10.27M
2010-10-03	Reported	$46.5M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2010-06-27	Reported	$40.86M*	$32.71M	$8.16M*	(m)	(m)	$6.36M*	$24.49M*	(m)	(m)	(m)	$11.73M
2010-03-28	Reported	$31.59M*	$23.53M	$8.06M*	(m)	(m)	$5.58M*	$45.23M*	(m)	(m)	(m)	$8.85M
2009-12-27	Reported	$39.01M	(m)	(m)	(m)	(m)	$3.92M	-$5.16M	(m)	(m)	(m)	$12.15M
2009-09-27	Reported	$40.55M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2009-06-28	Reported	(m)	$32.75M	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	$1.27M

EBITDA 12 month

Date	Basis	EBITDA	Operating income	Depreciation and amortization	Revenue	EBITDA margin	Capital spending	Operating cash flow	Cost of products and services	Research and development	Selling, general and administration	Income tax expense / benefit
2026-06-28	Rolling	(m)	$611.75M*	(m)	$5.07B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2026-03-29	Rolling	(m)	$618.81M*	(m)	$5.13B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2025-12-28	Rolling	(m)	$526.89M*	(m)	$5.23B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2025-09-28	Reported	$466.7M	(m)	(m)	(m)	8.57%	$18.63M	$457.69M	$825.23M	(m)	(m)	$129.67M
2025-09-28	Rolling	(m)	$408.42M*	(m)	$5.44B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2025-06-29	Rolling	(m)	$370.46M*	(m)	$5.49B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2025-03-30	Rolling	(m)	$334.10M*	(m)	$5.46B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2024-12-29	Rolling	(m)	$412.18M*	(m)	$5.39B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2024-09-29	Reported	$574.41M	(m)	(m)	(m)	11.05%	$18.14M	$358.71M	$876.82M	(m)	(m)	$130.02M
2024-09-29	Rolling	(m)	$500.74M*	(m)	$5.20B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2024-06-30	Rolling	(m)	$464.77M*	(m)	$5.08B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2024-03-31	Rolling	(m)	$433.82M*	(m)	$4.95B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2023-12-31	Rolling	(m)	$377.14M*	(m)	$4.86B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2023-10-01	Reported	$419.32M	(m)	(m)	(m)	9.27%	$26.90M	$368.46M	$771.46M	(m)	(m)	$127.53M
2023-10-01	Rolling	(m)	$358.11M*	(m)	$4.52B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2023-07-02	Rolling	(m)	$345.54M*	(m)	$4.16B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2023-04-02	Rolling	(m)	$331.77M*	(m)	$3.85B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2023-01-01	Rolling	(m)	$345.28M*	(m)	$3.54B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2022-10-02	Reported	$367.48M	(m)	(m)	(m)	10.49%	$10.58M	$336.19M	(m)	(m)	(m)	$85.60M
2022-10-02	Rolling	(m)	$340.45M*	(m)	$3.50B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2022-07-03	Rolling	(m)	$327.48M*	(m)	$3.49B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2022-04-03	Rolling	(m)	$313.38M*	(m)	$3.40B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2022-01-02	Rolling	(m)	$299.67M*	(m)	$3.31B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2021-10-03	Reported	$302.51M	(m)	(m)	(m)	9.41%	$8.57M	$304.37M	(m)	(m)	(m)	$34.04M
2021-10-03	Rolling	(m)	$278.70M*	(m)	$3.21B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2021-06-27	Rolling	(m)	$263.60M*	(m)	$3.07B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2021-03-28	Rolling	(m)	$257.32M*	(m)	$2.98B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2020-12-27	Rolling	(m)	$244.04M*	(m)	$2.96B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2020-09-27	Reported	$265.7M	(m)	(m)	(m)	8.87%	$12.24M	$262.48M	(m)	(m)	(m)	$54.10M
2020-09-27	Rolling	(m)	$241.09M*	(m)	$2.99B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2020-06-28	Rolling	(m)	$195.02M*	(m)	$3.08B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2020-03-29	Rolling	(m)	$196.34M*	(m)	$3.20B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2019-12-29	Rolling	(m)	$196.35M*	(m)	$3.19B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2019-09-29	Reported	$217.61M	(m)	(m)	(m)	7.00%	$16.20M	$208.51M	(m)	(m)	(m)	$16.38M
2019-09-29	Rolling	(m)	$188.76M*	(m)	$3.11B*	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2019-06-30	Rolling	(m)	$211.38M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2019-03-31	Rolling	(m)	$202.04M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2018-12-30	Rolling	(m)	$197.21M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2018-09-30	Reported	$228.72M	(m)	(m)	(m)	7.72%	$9.73M	$185.73M	(m)	(m)	(m)	$37.60M
2018-09-30	Rolling	(m)	$190.09M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2018-07-01	Rolling	(m)	$201.45M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2018-04-01	Rolling	(m)	$191.84M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2017-12-31	Rolling	(m)	$192.08M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2017-10-01	Reported	$229.1M	(m)	(m)	(m)	8.32%	$9.74M	$141.49M	(m)	(m)	(m)	$53.84M
2017-10-01	Rolling	(m)	$183.34M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2017-07-02	Rolling	(m)	$175.88M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2017-04-02	Rolling	(m)	$169.09M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2017-01-01	Rolling	(m)	$142.78M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2016-10-02	Reported	$181.44M	(m)	(m)	(m)	7.02%	$11.95M	$142.02M	(m)	(m)	(m)	$40.61M
2016-10-02	Rolling	(m)	$135.85M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2016-06-26	Rolling	(m)	$68.62M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2016-03-27	Rolling	(m)	$70.25M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2015-12-27	Rolling	(m)	$84.00M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2015-09-27	Reported	$131.89M	(m)	(m)	(m)	(m)	$24.30M	(m)	(m)	(m)	(m)	$41.09M
2015-09-27	Rolling	(m)	$87.68M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2015-06-28	Rolling	(m)	$132.49M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2015-03-29	Rolling	(m)	$130.94M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2014-12-28	Rolling	(m)	$146.73M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2014-09-28	Reported	$208.37M	(m)	(m)	(m)	(m)	$19.40M	(m)	(m)	(m)	(m)	$35.67M
2014-09-28	Rolling	(m)	$153.83M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2014-06-29	Rolling	(m)	$169.70M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2014-03-30	Rolling	(m)	$30.65M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2013-09-29	Reported	$82.82M	(m)	(m)	(m)	(m)	$27.55M	(m)	(m)	(m)	(m)	$14.04M
2012-12-30	Rolling	(m)	$172.08M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2012-09-30	Reported	$223.27M	(m)	(m)	(m)	(m)	$25.11M	(m)	(m)	(m)	(m)	$56.06M
2012-09-30	Rolling	(m)	$166.37M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2012-07-01	Rolling	(m)	$161.33M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2012-04-01	Rolling	(m)	$154.48M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2012-01-01	Rolling	(m)	$148.19M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2011-10-02	Reported	$202.11M	(m)	(m)	(m)	(m)	$18.90M	$131.62M	(m)	(m)	$7.80M	$47.51M
2011-10-02	Rolling	(m)	$146.42M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2011-07-03	Rolling	(m)	$140.11M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2011-04-03	Rolling	(m)	$133.41M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2011-01-02	Rolling	(m)	$127.68M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2010-10-03	Reported	$157.97M	(m)	(m)	(m)	(m)	$21.58M	$106.84M	(m)	(m)	(m)	$46.27M
2010-10-03	Rolling	(m)	$124.47M*	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)	(m)
2009-09-27	Reported	$149.15M	(m)	(m)	(m)	(m)	$19.80M	$198.25M	(m)	(m)	(m)	$32.18M
2008-09-28	Reported	$125.04M	(m)	(m)	(m)	(m)	$17.77M	$68.38M	(m)	(m)	(m)	$42.51M

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