TERADYNE, INC — Director's Dealing 2012

Jan 26, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TERADYNE, INC (TER)
CIK: 0000097210
Period of Report: 2012-01-24

Reporting Person: BRADLEY MICHAEL A (Director, CEO and President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-01-25	Common Stock	M	27288	$16.13	Acquired	249823	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-01-24	Restricted Stock Units	$0	A	102528	Acquired		Common Stock (102528)	Direct
2012-01-25	Restricted Stock Units	$0	M	27288	Disposed		Common Stock (27288)	Direct

Footnotes

F1: Each RSU represents the right to receive one share of Teradyne, Inc. common stock.

F2: These are performance-based RSU's. The number of performance-based RSU's was determined on January 24, 2012 and will vest in four equal annual installments beginning on January 28, 2012.

F3: Indicates conversion upon vesting of the final portion of the time-based Restricted Stock Units (RSU's) granted on January 25, 2008.