← All Teradyne, INC filings

Teradyne, INC Schedule 13G passive stakes

Filed when an investor crosses five percent without intending to seek control — the passive counterpart to a 13D.

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Teradyne, INC
SCHEDULE: BlackRock Discloses 10.1% Stake in Teradyne
BlackRock, Inc. has filed an amended Schedule 13G, reporting beneficial ownership of 10.1% of Teradyne Inc.'s common stock as of May 31, 2026.
NASDAQ
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Teradyne, INC
SCHEDULE: Vanguard Discloses 5.5% Stake in Teradyne
Vanguard Portfolio Management has reported beneficial ownership of 5.5% of Teradyne Inc.'s common stock as of March 31, 2026.
NASDAQ
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Teradyne, INC
SCHEDULE: Vanguard Discloses 7.49% Stake in Teradyne Inc.
Vanguard Capital Management has reported a beneficial ownership of 7.49% in Teradyne Inc. common stock as of March 31, 2026.
NASDAQ
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Teradyne, INC
SCHEDULE: Vanguard Group Reports Zero Beneficial Ownership in Teradyne
The Vanguard Group has filed an amended Schedule 13G, reporting 0% beneficial ownership in Teradyne Inc. following an internal realignment.
NASDAQ
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Teradyne, INC
SCHEDULE: Vanguard Group Boosts Stake in Teradyne to Over 13%
The Vanguard Group has disclosed an increased beneficial ownership of 13.07% in Teradyne Inc., holding over 20.9 million shares as of June 30, 2025.
NASDAQ
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Teradyne, INC
SCHEDULE 13G/A: FMR LLC and Abigail P. Johnson Disclose Passive 4.9% Stake in Teradyne Inc.
FMR LLC and Abigail P. Johnson have filed an amended Schedule 13G, reporting a passive beneficial ownership of 4.9% in Teradyne Inc.'s common stock as of March 31, 2025.
NASDAQ
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Teradyne, INC
SCHEDULE 13G/A: FMR LLC and Abigail P. Johnson Report 7.1% Beneficial Ownership in Teradyne Inc.
FMR LLC and its affiliates, along with Abigail P. Johnson, have filed an amended Schedule 13G, disclosing a combined beneficial ownership of 7.1% of Teradyne Inc.'s common stock as of December 31, 2024.