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Ernest E Maddock: insider trades filed with the SEC | OQRO

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Insider trades
Ernest E Maddock

Reporting person on SEC Form 4

Ernest E Maddock

Ernest E Maddock is Director at Teradyne. OQRO lists 10 transactions filed with the SEC under this name, the latest on Sep 29, 2026, each linked to the official Form 4.

Director

Disclosures on record

10

Companies involved

2

Disclosure history

7d ago

2Shares

Not classified as an open-market trade.

Why it stands out Official record

10d ago

60Derivative units · @ $110.17

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

4mo ago

62Derivative units · @ $90.91

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

4mo ago

2Shares

Not classified as an open-market trade.

Why it stands out Official record

5mo ago

668Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

7mo ago

94Derivative units · @ $59.96

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

7mo ago

2Shares

Not classified as an open-market trade.

Why it stands out Official record

9mo ago

4,078Derivative units

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

10mo ago

2Shares

Not classified as an open-market trade.

Why it stands out Official record

10mo ago

87Derivative units · @ $48.62

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

Companies

Teradyne TER5 events
Avnet AVT5 events