Sec Form 4 Filing - Kanwar Rahul @ SS&C Technologies Holdings Inc - 2025-02-14

FORM 4 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

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person Kanwar Rahul 2. Issuer Name and Ticker or Trading Symbol SS&C Technologies Holdings Inc [ SSNC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) President & COO (Last) (First) (Middle) 80 LAMBERTON ROAD 3. Date of Earliest Transaction (MM/DD/YY) 02/14/2025 (Street) WINDSOR, CT06095 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

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 Stock Option (right to buy) $ 81.4 02/14/2025 A 143,080 ( 1 ) 02/14/2025 12/22/2031 Common Stock 143,080 $ 0 143,080 D Stock Option (right to buy) $ 88.66 02/14/2025 A 148,515 ( 2 ) ( 2 ) 02/14/2035 Common Stock 148,515 $ 0 148,515 D Restricted Stock Units ( 3 ) 02/14/2025 A 33,838 ( 3 ) ( 3 ) ( 3 ) Common Stock 33,838 $ 0 33,838 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Kanwar Rahul 80 LAMBERTON ROAD WINDSOR, CT06095 President & COO Signatures Jason White, attorney-in-fact for Rahul Kanwar 02/19/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On December 22, 2021, the reporting person was granted a stock option to purchase a target number of 175,000 shares of common stock which vests based on the achievement of certain performance criteria over a 2022-2024 performance period, subject to the reporting persons continued employment through the final determination of the satisfaction of the performance goals. On February 14, 2025, the performance criteria applicable to the option were certified, resulting investing of the option as to 143,080 shares. ( 2 )Represents a time-vesting stock option, which vests as to one quarter on February 14, 2026 and then 1/36 each month thereafter until fully vested on the fourth anniversary of the date of grant. ( 3 )The Restricted Stock Units vest 1/3 on each of February 14, 2026, 2027 and 2028.

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 Number.