TERADYNE INC
TER·880770102·US·Common Stock·Technology - Semiconductor Equipment & Materials-13D/G
TER (TERADYNE INC) is held by 338 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($9.4B), VANGUARD CAPITAL MANAGEMENT LLC ($4.9B), VANGUARD PORTFOLIO MANAGEMENT LLC ($4.2B). Net institutional sentiment: Mixed. In Q2 2026, 3 members of Congress and 188 funds bought TER.
Who's Trading
Source dates: Price Oct 15, 2026 · Insiders Oct 2, 2026 · Activists Jul 30, 2026 · Congress Aug 5, 2026
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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer