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TERADYNE INC (TER)

Name: TERADYNE INC (TER) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Industry · SEC CIK 0000097210 · EDGAR filings · Updated 2026-07-16

TERADYNE INC (TER) has reported institutional ownership of 92.4%, with 1,215 institutional managers holding positions valued at $42.7B per the latest 13F reporting period.

Institutional ownership

92.4%

Institutional managers

1,215

Reported 13F value

$42.7B

Insider activity

66 trans.

−$2.25M net selling

Latest updates

2026-07-16 — Insider transaction reported (Form 4)
2026-07-16 — Insider transaction reported (Form 4)
2026-07-15 — Notice of proposed sale filed (Form 144)
2026-07-15 — Notice of proposed sale filed (Form 144)
2026-07-02 — Insider transaction reported (Form 4)
2026-07-01 — Notice of proposed sale filed (Form 144)
2026-06-29 — Insider transaction reported (Form 4)
2026-06-29 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, TERADYNE INC has 1,215 institutional holders and institutional ownership of 92.4%.

#	Institution	Reported value	% of tracked total
1	BlackRock, Inc.	$4.83B	11.3%
2	VANGUARD CAPITAL MANAGEMENT LLC	$3.02B	7.1%
3	VANGUARD PORTFOLIO MANAGEMENT LLC	$2.55B	6.0%
4	STATE STREET CORP	$2.07B	4.8%
5	GEODE CAPITAL MANAGEMENT, LLC	$1.29B	3.0%
6	FMR LLC	$1.07B	2.5%
7	AMERIPRISE FINANCIAL INC	$843.0M	2.0%
8	ALKEON CAPITAL MANAGEMENT LLC	$827.0M	1.9%
9	JPMORGAN CHASE & CO	$793.3M	1.9%
10	Invesco Ltd.	$747.3M	1.7%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 66 transactions (0 buys, 17 sells) across 15 reporting insiders, with a net reported value of −$2.25M.

Quarterly net insider value, as reported in Form 4 filings.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-29 reports 1,147 failed-to-deliver shares ($512.0K) for TER — an official data point published by the SEC, shown as reported.

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See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-16.