Common Stock, Shares, Outstanding of TETRA TECH INC from 27 Jun 2010 to 28 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Summary
TETRA TECH INC quarterly Common Stock, Shares, Outstanding in shares history and change rate from 27 Jun 2010 to 28 Dec 2025.
  • TETRA TECH INC Common Stock, Shares, Outstanding for the quarter ending 28 Dec 2025 was 260,811,000, a 2.7% decline year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

TETRA TECH INC Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 260,811,000 -7,217,000 -2.7% 28 Dec 2025 10-Q 30 Jan 2026 2026 Q1
Q3 2025 261,418,000 -6,299,000 -2.4% 28 Sep 2025 10-Q 30 Jan 2026 2026 Q1
Q2 2025 262,752,000 +209,220,000 +391% 29 Jun 2025 10-Q 01 Aug 2025 2025 Q3
Q1 2025 263,503,000 +210,006,000 +393% 30 Mar 2025 10-Q 08 May 2025 2025 Q2
Q4 2024 268,028,000 +214,562,000 +401% 29 Dec 2024 10-Q 31 Jan 2025 2025 Q1
Q3 2024 267,717,000 +1,479,000 +0.56% 29 Sep 2024 10-K 20 Nov 2025 2025 FY
Q2 2024 53,532,000 +289,000 +0.54% 30 Jun 2024 10-Q 02 Aug 2024 2024 Q3
Q1 2024 53,497,000 +269,000 +0.5% 31 Mar 2024 10-Q 03 May 2024 2024 Q2
Q4 2023 53,466,000 +240,000 +0.45% 31 Dec 2023 10-Q 02 Feb 2024 2024 Q1
Q3 2023 266,238,000 +213,257,000 +403% 01 Oct 2023 10-K 19 Nov 2024 2024 FY
Q2 2023 53,243,000 -76,000 -0.14% 02 Jul 2023 10-Q 10 Aug 2023 2023 Q3
Q1 2023 53,228,000 -455,000 -0.85% 02 Apr 2023 10-Q 11 May 2023 2023 Q2
Q4 2022 53,226,000 -773,000 -1.4% 01 Jan 2023 10-Q 03 Feb 2023 2023 Q1
Q3 2022 52,981,000 -1,000,000 -1.9% 02 Oct 2022 10-K 22 Nov 2023 2023 FY
Q2 2022 53,319,000 -752,000 -1.4% 03 Jul 2022 10-Q 05 Aug 2022 2022 Q3
Q1 2022 53,683,000 -475,000 -0.88% 03 Apr 2022 10-Q 06 May 2022 2022 Q2
Q4 2021 53,999,000 -194,000 -0.36% 02 Jan 2022 10-Q 04 Feb 2022 2022 Q1
Q3 2021 53,981,000 +184,000 +0.34% 03 Oct 2021 10-K 25 Nov 2022 2022 FY
Q2 2021 54,071,000 +183,000 +0.34% 27 Jun 2021 10-Q 30 Jul 2021 2021 Q3
Q1 2021 54,158,000 +16,000 +0.03% 28 Mar 2021 10-Q 30 Apr 2021 2021 Q2
Q4 2020 54,193,000 -372,000 -0.68% 27 Dec 2020 10-Q 29 Jan 2021 2021 Q1
Q3 2020 53,797,000 -768,000 -1.4% 27 Sep 2020 10-K 24 Nov 2021 2021 FY
Q2 2020 53,888,000 -840,000 -1.5% 28 Jun 2020 10-Q 31 Jul 2020 2020 Q3
Q1 2020 54,142,000 -805,000 -1.5% 29 Mar 2020 10-Q 01 May 2020 2020 Q2
Q4 2019 54,565,000 -761,000 -1.4% 29 Dec 2019 10-Q 31 Jan 2020 2020 Q1
Q3 2019 54,565,000 -784,000 -1.4% 29 Sep 2019 10-K 23 Nov 2020 2020 FY
Q2 2019 54,728,000 -604,000 -1.1% 30 Jun 2019 10-Q 31 Jan 2020 2020 Q1
Q1 2019 54,947,000 -802,000 -1.4% 31 Mar 2019 10-Q 03 May 2019 2019 Q2
Q4 2018 55,326,000 -662,000 -1.2% 30 Dec 2018 10-Q 01 Feb 2019 2019 Q1
Q3 2018 55,349,000 -524,000 -0.94% 30 Sep 2018 10-K 29 Nov 2019 2019 FY
Q2 2018 55,332,000 -1,430,000 -2.5% 01 Jul 2018 10-Q 03 Aug 2018 2018 Q3
Q1 2018 55,749,000 -1,454,000 -2.5% 01 Apr 2018 10-Q 04 May 2018 2018 Q2
Q4 2017 55,988,000 -1,231,000 -2.2% 31 Dec 2017 10-Q 01 Feb 2018 2018 Q1
Q3 2017 55,873,000 -1,169,000 -2% 01 Oct 2017 10-K 16 Nov 2018 2018 FY
Q2 2017 56,762,000 -784,000 -1.4% 02 Jul 2017 10-Q 04 Aug 2017 2017 Q3
Q1 2017 57,203,000 -874,000 -1.5% 02 Apr 2017 10-Q 05 May 2017 2017 Q2
Q4 2016 57,219,000 -1,690,000 -2.9% 01 Jan 2017 10-Q 03 Feb 2017 2017 Q1
Q3 2016 57,042,000 -2,339,000 -3.9% 02 Oct 2016 10-K 20 Nov 2017 2017 FY
Q2 2016 57,546,000 -2,616,000 -4.3% 26 Jun 2016 10-Q 29 Jul 2016 2016 Q3
Q1 2016 58,077,000 -2,256,000 -3.7% 27 Mar 2016 10-Q 04 May 2016 2016 Q2
Q4 2015 58,909,000 -3,260,000 -5.2% 27 Dec 2015 10-Q 29 Jan 2016 2016 Q1
Q3 2015 59,381,000 -3,210,000 -5.1% 27 Sep 2015 10-K 22 Nov 2016 2016 FY
Q2 2015 60,162,000 -4,186,000 -6.5% 28 Jun 2015 10-Q 31 Jul 2015 2015 Q3
Q1 2015 60,333,000 -4,735,000 -7.3% 29 Mar 2015 10-Q 01 May 2015 2015 Q2
Q4 2014 62,169,000 -2,569,000 -4% 28 Dec 2014 10-Q 02 Feb 2015 2015 Q1
Q3 2014 62,591,000 -1,543,000 -2.4% 28 Sep 2014 10-K 20 Nov 2015 2015 FY
Q2 2014 64,348,000 -451,000 -0.7% 29 Jun 2014 10-Q 04 Aug 2014 2014 Q3
Q1 2014 65,068,000 +143,000 +0.22% 30 Mar 2014 10-Q 02 May 2014 2014 Q2
Q4 2013 64,738,000 +364,000 +0.56% 29 Dec 2013 10-Q 31 Jan 2014 2014 Q1
Q3 2013 64,134,000 +297,000 +0.46% 29 Sep 2013 10-K 19 Nov 2014 2014 FY
Q2 2013 64,799,000 +1,228,000 +1.9% 30 Jun 2013 10-Q 09 Aug 2013 2013 Q3
Q1 2013 64,925,000 +1,553,000 +2.5% 31 Mar 2013 10-Q 03 May 2013 2013 Q2
Q4 2012 64,374,000 +1,626,000 +2.6% 30 Dec 2012 10-Q 01 Feb 2013 2013 Q1
Q3 2012 63,837,000 +1,342,000 +2.1% 30 Sep 2012 10-K 20 Nov 2013 2013 FY
Q2 2012 63,571,000 +1,107,000 +1.8% 01 Jul 2012 10-Q 03 Aug 2012 2012 Q3
Q1 2012 63,372,000 +1,042,000 +1.7% 01 Apr 2012 10-Q 04 May 2012 2012 Q2
Q4 2011 62,748,000 +775,000 +1.3% 01 Jan 2012 10-Q 03 Feb 2012 2012 Q1
Q3 2011 62,495,000 +740,000 +1.2% 02 Oct 2011 10-K 15 Nov 2012 2012 FY
Q2 2011 62,464,000 +721,000 +1.2% 03 Jul 2011 10-Q 05 Aug 2011 2011 Q3
Q1 2011 62,330,000 03 Apr 2011 10-Q 06 May 2011 2011 Q2
Q4 2010 61,973,000 02 Jan 2011 10-Q 04 Feb 2011 2011 Q1
Q3 2010 61,755,000 03 Oct 2010 10-K 17 Nov 2011 2011 FY
Q2 2010 61,743,000 27 Jun 2010 10-Q 30 Jul 2010 2010 Q3
* An asterisk sign (*) next to the value indicates that the value is likely invalid.