Sec Form 3 Filing - McGrane Ashley @ ZoomInfo Technologies Inc. - 2025-02-13

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person McGrane Ashley 2. Issuer Name and Ticker or Trading Symbol ZoomInfo Technologies Inc. [ ZI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) General Counsel and Corp Sec (Last) (First) (Middle) C/O ZOOMINFO TECHNOLOGIES INC.,, 805 BROADWAY STREET, SUITE 900 3. Date of Earliest Transaction (MM/DD/YY) 02/13/2025 (Street) VANCOUVER, WA98660 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 7,365 ( 1 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Restricted Stock Units ( 3 ) ( 2 ) ( 2 ) Common Stock 2,877 D Restricted Stock Units ( 3 ) ( 4 ) ( 4 ) Common Stock 1,466 D Restricted Stock Units ( 3 ) ( 5 ) ( 5 ) Common Stock 7,032 D Restricted Stock Units ( 3 ) ( 6 ) ( 6 ) Common Stock 6,728 D Restricted Stock Units ( 3 ) ( 7 ) ( 7 ) Common Stock 8,824 D Restricted Stock Units ( 3 ) ( 8 ) ( 8 ) Common Stock 71,480 D Restricted Stock Units ( 3 ) ( 9 ) ( 9 ) Common Stock 95,786 D HSKB Phantom Units ( 11 ) ( 10 ) ( 10 ) Common Stock 608 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other McGrane Ashley C/O ZOOMINFO TECHNOLOGIES INC., 805 BROADWAY STREET, SUITE 900 VANCOUVER, WA98660 General Counsel and Corp Sec Signatures /s/ Meredith Weisshaar, as Attorney-in-Fact 02/24/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes shares acquired under the ZoomInfo Technologies Inc. Employee Stock Purchase Plan based upon the most current data available. ( 2 )The Reporting Person received an original grant of restricted stock units on September 1, 2021, and has a remaining total of 2,877 restricted stock units, which vest in equal quarterly installments during the 9 months following December 1, 2024. ( 3 )Each restricted stock unit represents a contingent right to receive one share of the Issuer's Common Stock. ( 4 )The Reporting Person received an original grant of restricted stock units on September 1, 2022, and has a remaining total of 1,446 restricted stock units, which vest in equal quarterly installments during the 21 months following December 1, 2024. ( 5 )The Reporting Person received an original grant of restricted stock units on March 23, 2023, and has a remaining total of 7,032 restricted stock units, which vest in equal quarterly installments during the 27 months following January 1, 2025. ( 6 )The Reporting Person received an original grant of restricted stock units on October 25, 2023, and has a remaining total of 6,728 restricted stock units, which vest in equal quarterly installments during the 33 months following January 1, 2025. ( 7 )The Reporting Person received an original grant of 8,824 restricted stock units on March 26, 2024, which vest as follows: (a) 25% on April 1, 2025; and (b) the remainder of the award in equal quarterly installments during the 36 months following April 1, 2025. ( 8 )The Reporting Person received an original grant of 71,480 restricted stock units on July 24, 2024, which vest as follows: (a) 25% on April 1, 2025; and (b) the remainder of the award in equal quarterly installments during the 36 months following April 1, 2025. ( 9 )The Reporting Person received an original grant of 95,786 restricted stock units on October 22, 2024, which vest as follows: (a) 25% on November 1, 2025; and (b) the remainder of the award in equal quarterly installments during the 36 months following November 1, 2025. ( 10 )The Reporting Person received an original grant of Phantom Units of HSKB Funds II, LLC ("HSKB Phantom Units") on December 1, 2021, and has a remaining total of 608 HSKB Phantom Units, which vest in equal quarterly installments during the 12 months following December 1, 2024. ( 11 )Reflects Phantom Units of HSKB Funds II, LLC ("HSKB Phantom Units") that upon vesting settled into shares of Common Stock on a one-for-one basis.

Remarks: EX-24 Power of Attorney

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

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