A detailed history of Baillie Gifford & CO transactions in Tetra Tech Inc stock. As of the latest transaction made, Baillie Gifford & CO holds 428,775 shares of TTEK stock, worth $15.5 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares
428,775
Previous 523,150 18.04%
Holding current value
$15.5 Million
Previous $17.5 Million 11.09%
% of portfolio
0.01%
Previous 0.01%

Shares

4 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q4 2025

Jan 23, 2026

SELL
$31.85 - $37.41 $3.01 Million - $3.53 Million
-94,375 Reduced 18.04%
428,775 $15.5 Million
Q3 2025

Oct 31, 2025

SELL
$33.1 - $38.34 $2.14 Million - $2.48 Million
-64,720 Reduced 11.01%
523,150 $17.5 Million
Q2 2025

Aug 06, 2025

BUY
$28.01 - $36.25 $16.4 Million - $21.3 Million
586,945 Added 63453.51%
587,870 $21.1 Million
Q1 2025

May 07, 2025

BUY
$28.26 - $42.58 $26,140 - $39,386
925 New
925 $27,000

Others Institutions Holding TTEK

About TETRA TECH INC


  • Ticker TTEK
  • Exchange NASDAQ
  • Sector Industrials
  • Industry Engineering & Construction
  • Shares Outstandng 53,318,700
  • Market Cap $1.93B
  • Description
  • Tetra Tech, Inc. provides consulting and engineering services worldwide. The company operates through two segments Government Services Group (GSG) and Commercial/International Services Group (CIG). The GSG segment offers early data collection and monitoring, data analysis and information management, science and engineering applied research, engi...
More about TTEK
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