Mariner
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Mariner’s Teradyne TER Stock Holding History

Mariner’s Portfolio TER Stock Details TER Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$34.2M Buy
115,421
+53,131
+85% +$14.8M 0.04% 339
2025
Q4 		$12.1M Buy
62,290
+32,601
+110% +$5.59M 0.01% 627
2025
Q3 		$4.09M Buy
29,689
+8,415
+40% +$919K 0.01% 1026
2025
Q2 		$1.91M Buy
21,274
+2,468
+13% +$197K ﹤0.01% 1364
2025
Q1 		$1.55M Buy
18,806
+2,878
+18% +$322K ﹤0.01% 1381
2024
Q4 		$2.01M Sell
15,928
-2,734
-15% -$324K ﹤0.01% 1220
2024
Q3 		$2.5M Buy
18,662
+3,593
+24% +$484K ﹤0.01% 1083
2024
Q2 		$2.23M Buy
15,069
+2,162
+17% +$275K ﹤0.01% 1058
2024
Q1 		$1.46M Sell
12,907
-1,023
-7% -$107K ﹤0.01% 1273
2023
Q4 		$1.51M Buy
13,930
+3,538
+34% +$336K ﹤0.01% 1185
2023
Q3 		$1.04M Sell
10,392
-262
-2% -$27.6K ﹤0.01% 1294
2023
Q2 		$1.19M Buy
10,654
+230
+2% +$23.1K ﹤0.01% 1204
2023
Q1 		$1.12M Sell
10,424
-200
-2% -$20.5K ﹤0.01% 1210
2022
Q4 		$928K Buy
10,624
+1,824
+21% +$156K ﹤0.01% 1288
2022
Q3 		$661K Buy
+8,800
New +$802K ﹤0.01% 1253

Other funds holding TER

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Alkeon Capital Management
Alkeon Capital Management New York $59.5B AUM 51.63% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Mariner's TER Position: Q1 2026 in Review

Mariner increased its Teradyne (TER) stake by 85% in Q1 2026, buying an estimated $14.8M and bringing the position to 115,421 shares worth $34.2M. The position accounts for 0.04% of the portfolio, ranked #339.

Mariner first reported a position in TER in Q3 2022 and has held it in 15 quarters since. 1,223 funds tracked by Wall St. Rank hold TER as of Q1 2026.

  • Mariner held 115,421 shares of Teradyne worth $34.2M as of Q1 2026.
  • Mariner bought 53,131 Teradyne shares in Q1 2026, an estimated $14.8M.
  • Teradyne made up 0.04% of Mariner's portfolio in Q1 2026, its #339 holding.
  • Mariner first reported a position in Teradyne in Q3 2022 and has held it in 15 quarters since.
  • 1,223 funds tracked by Wall St. Rank held Teradyne as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.