Loomis, Sayles & Company
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Loomis, Sayles & Company’s Tetra Tech TTEK Stock Holding History

Loomis, Sayles & Company’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
2025
Q1 		– Sell
-789,937
Closed -$31.5M – 758
2024
Q4 		$31.5M Sell
789,937
-172,255
-18% -$7.73M 0.04% 190
2024
Q3 		$45.4M Sell
962,192
-1,898
-0.2% -$84.5K 0.06% 141
2024
Q2 		$39.4M Sell
964,090
-214,570
-18% -$8.75M 0.05% 151
2024
Q1 		$43.5M Sell
1,178,660
-4,110
-0.3% -$142K 0.06% 146
2023
Q4 		$39.5M Sell
1,182,770
-5,085
-0.4% -$162K 0.06% 151
2023
Q3 		$36.1M Buy
1,187,855
+14,905
+1% +$484K 0.06% 154
2023
Q2 		$38.4M Sell
1,172,950
-39,865
-3% -$1.17M 0.06% 148
2023
Q1 		$35.6M Buy
1,212,815
+115,605
+11% +$3.34M 0.06% 151
2022
Q4 		$31.9M Buy
1,097,210
+8,070
+0.7% +$233K 0.06% 161
2022
Q3 		$28M Sell
1,089,140
-10,535
-1% -$295K 0.06% 174
2022
Q2 		$30M Sell
1,099,675
-8,500
-0.8% -$233K 0.06% 168
2022
Q1 		$36.6M Sell
1,108,175
-27,885
-2% -$858K 0.05% 189
2021
Q4 		$38.6M Sell
1,136,060
-285,105
-20% -$9.82M 0.05% 212
2021
Q3 		$42.4M Buy
1,421,165
+318,380
+29% +$8.74M 0.05% 187
2021
Q2 		$26.9M Buy
1,102,785
+43,375
+4% +$1.09M 0.03% 261
2021
Q1 		$28.8M Buy
1,059,410
+105,505
+11% +$2.8M 0.04% 240
2020
Q4 		$22.1M Buy
953,905
+201,495
+27% +$4.54M 0.03% 249
2020
Q3 		$14.4M Buy
752,410
+162,075
+27% +$2.88M 0.02% 271
2020
Q2 		$9.34M Buy
+590,335
New +$8.96M 0.02% 325
2016
Q2 		– Sell
-2,115
Closed -$13K – 1123
2016
Q1 		$13K Buy
+2,115
New +$11.2K ﹤0.01% 784

Other funds holding TTEK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Amundi
Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
SP
Sarasin & Partners London, United Kingdom $8.54B AUM 9.6% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

Loomis, Sayles & Company's TTEK Position: Q1 2025 in Review

Loomis, Sayles & Company sold out of Tetra Tech (TTEK) in Q1 2025, closing a stake of 789,937 shares — an estimated $31.5M sold.

Loomis, Sayles & Company first reported a position in TTEK in Q1 2016 and held it in 20 quarters. The position peaked at $45.4M in Q3 2024. 565 funds tracked by Wall St. Rank hold TTEK as of Q1 2025.

  • Loomis, Sayles & Company reported no remaining Tetra Tech position as of Q1 2025 after selling out during the quarter.
  • Loomis, Sayles & Company sold 789,937 Tetra Tech shares in Q1 2025, an estimated $31.5M.
  • Loomis, Sayles & Company first reported a position in Tetra Tech in Q1 2016 and held it in 20 quarters.
  • Loomis, Sayles & Company's Tetra Tech position peaked at $45.4M in Q3 2024.
  • 565 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2025.

Based on Loomis, Sayles & Company's 13F filing for Q1 2025, filed 14 May 2025.