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Tetra Tech (TTEK) Shares Outstanding (2016 - 2025)

Tetra Tech (TTEK) has disclosed Shares Outstanding for 17 consecutive years, with $260.8 million as the latest value for Q4 2025.

  • On a quarterly basis, Shares Outstanding fell 2.7% to $260.8 million in Q4 2025 year-over-year; TTM through Dec 2025 was $260.8 million, a 2.7% decrease, with the full-year FY2025 number at $261.4 million, down 2.35% from a year prior.
  • Shares Outstanding was $260.8 million for Q4 2025 at Tetra Tech, roughly flat from $261.4 million in the prior quarter.
  • In the past five years, Shares Outstanding ranged from a high of $268.0 million in Q4 2024 to a low of $53.2 million in Q1 2023.
  • A 5-year average of $159.3 million and a median of $157.5 million in 2021 define the central range for Shares Outstanding.
  • Peak YoY movement for Shares Outstanding: skyrocketed 402.72% in 2024, then dropped 2.7% in 2025.
  • Tetra Tech's Shares Outstanding stood at $54.0 million in 2021, then skyrocketed by 390.73% to $264.9 million in 2022, then rose by 0.92% to $267.3 million in 2023, then rose by 0.26% to $268.0 million in 2024, then fell by 2.7% to $260.8 million in 2025.
  • Per Business Quant, the three most recent readings for TTEK's Shares Outstanding are $260.8 million (Q4 2025), $261.4 million (Q3 2025), and $262.8 million (Q2 2025).