0000904454-23-000337 4 1 20230512 20230516 20230516 MADDOCK ERNEST E 0001227050 4 34 001-06462 23928798 LAM RESEARCH 4650 CUSHING PARKWAY FREMONT CA 94538 MADDOCK ERNIE 20030411 TERADYNE, INC 0000097210 3825 042272148 MA 1231 600 RIVERPARK DRIVE NORTH READING MA 01864 978-370-2700 600 RIVERPARK DRIVE NORTH READING MA 01864 TERADYNE INC 19920703 4 1 edgar.xml PRIMARY DOCUMENT FORM 4 OMB APPROVAL ? Check this box OMB Number: if no longer UNITED STATES SECURITIES AND EXCHANGE COMMISSION 3235-0287 subject to Washington, D.C. 20549 Estimated Section 16. Form STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF average burden 4 or Form 5 SECURITIES hours per obligations may response... 0.5 continue. See Instruction 1(b). Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 1. Name and Address of Reporting 2. Issuer Name and Ticker 5. Relationship of Person * or Trading Symbol Reporting Person(s) to MADDOCK ERNEST E TERADYNE, INC [ TER ] Issuer (Check all applicable) __X__ Director _____ (Last) (First) (Middle) 3. Date of Earliest 10% Owner TERADYNE, INC., 600 RIVERPARK Transaction (MM/DD/YYYY) _____ Officer (give title DRIVE 5/12/2023 below) _____ Other (specify below) (Street) 4. If Amendment, Date 6. Individual or NORTH READING, MA 01864 Original Filed Joint/Group Filing (Check (MM/DD/YYYY) Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Rule 10b5-1(c) Transaction Indication ? Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security 2. Trans. Date 2A. 3. Trans. 4. Securities Acquired (A) 5. Amount of 6. Ownership 7. Nature of (Instr. 3) Deemed Code or Disposed of (D) Securities Form: Direct Indirect Execution (Instr. 8) (Instr. 3, 4 and 5) Beneficially (D) or Indirect Beneficial Date, if Owned Following (I) (Instr. 4) Ownership any Reported (Instr. 4) Transaction(s) (A) (Instr. 3 and or 4) Code V Amount (D) Price Common Stock 5/12/2023 A 2,530 (1) A $0 3,728 D Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of 2. 3. 3A. 4. Trans. 5. Number of 6. Date Exercisable 7. Title and Amount of 8. Price 9. Number of 10. 11. Nature Derivate Conversion Trans. Deemed Code Derivative and Expiration Date Securities Underlying of derivative Ownership of Security or Date Execution (Instr. 8) Securities Derivative Security Derivative Securities Form of Indirect (Instr. 3) Exercise Date, if Acquired (A) or (Instr. 3 and 4) Security Beneficially Derivative Beneficial Price of any Disposed of (D) (Instr. 5) Owned Security: Ownership Derivative (Instr. 3, 4 Following Direct (D) (Instr. 4) Security and 5) Reported or Transaction(s) Indirect Date Expiration Amount or (Instr. 4) (I) Exercisable Date Title Number of (Instr. 4) Code V (A) (D) Shares Explanation of Responses: (1) Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 12, 2024 or the date of the Issuer's 2024 Annual Meeting of Shareholders. Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other MADDOCK ERNEST E TERADYNE, INC. X 600 RIVERPARK DRIVE NORTH READING, MA 01864 Signatures /s/ Ryan E. Driscoll, Attorney-in-Fact 5/16/2023 ** Signature of Reporting Person Date Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction 4(b)(v). ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.