Canada Pension Plan Investment Board’s Tetra Tech TTEK Stock Holding History

Canada Pension Plan Investment Board’s Portfolio TTEK Stock Details TTEK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$4.83M	Buy	160,200 +138,000	+622%	+$4.88M	﹤0.01%	773
2025 Q4	$745K	Buy	22,200 +19,600	+754%	+$663K	﹤0.01%	1158
2025 Q3	$86.8K	Hold	2,600	–	–	﹤0.01%	1205
2025 Q2	$93.5K	Buy	2,600 +149	+6%	+$4.96K	﹤0.01%	1191
2025 Q1	$71.7K	Buy	+2,451	New	+$82.2K	﹤0.01%	1169
2024 Q4	–	Sell	-6,500	Closed	-$307K	–	1517
2024 Q3	$307K	Buy	6,500 +3,500	+117%	+$156K	﹤0.01%	1066
2024 Q2	$123K	Buy	+3,000	New	+$122K	﹤0.01%	1162
2023 Q2	–	Sell	-192,500	Closed	-$5.66M	–	1106
2023 Q1	$5.66M	Buy	192,500 +46,000	+31%	+$1.33M	0.01%	556
2022 Q4	$4.25M	Buy	146,500 +94,500	+182%	+$2.73M	0.01%	558
2022 Q3	$1.34M	Buy	52,000 +47,000	+940%	+$1.32M	﹤0.01%	810
2022 Q2	$137K	Buy	+5,000	New	+$137K	﹤0.01%	1116
2020 Q3	–	Sell	-6,000	Closed	-$95K	–	1358
2020 Q2	$95K	Buy	+6,000	New	+$91.1K	﹤0.01%	1280

Other funds holding TTEK

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

Canada Pension Plan Investment Board's TTEK Position: Q1 2026 in Review

Canada Pension Plan Investment Board increased its Tetra Tech (TTEK) stake by 622% in Q1 2026, buying an estimated $4.88M and bringing the position to 160,200 shares worth $4.83M. The position accounts for ﹤0.01% of the portfolio, ranked #773.

Canada Pension Plan Investment Board first reported a position in TTEK in Q2 2020 and has held it in 12 quarters since. The position peaked at $5.66M in Q1 2023. 589 funds tracked by Wall St. Rank hold TTEK as of Q1 2026.

Canada Pension Plan Investment Board held 160,200 shares of Tetra Tech worth $4.83M as of Q1 2026.
Canada Pension Plan Investment Board bought 138,000 Tetra Tech shares in Q1 2026, an estimated $4.88M.
Tetra Tech made up ﹤0.01% of Canada Pension Plan Investment Board's portfolio in Q1 2026, its #773 holding.
Canada Pension Plan Investment Board first reported a position in Tetra Tech in Q2 2020 and has held it in 12 quarters since.
Canada Pension Plan Investment Board's Tetra Tech position peaked at $5.66M in Q1 2023.
589 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q1 2026, filed 15 May 2026.