Power Kathryn Diaz - 15 Dec 2025 Form 4 Insider Report for COGNIZANT TECHNOLOGY SOLUTIONS CORP (CTSH)

Role: Chief People Officer
Signature: /s/ Melissa Glass, on behalf of Kathryn Diaz, by Power of Attorney
Issuer symbol: CTSH
Transactions as of: 15 Dec 2025
Net transactions value: -$32,904
Form type: 4
Filing time: 17 Dec 2025, 16:27:28 UTC
Previous filing: 09 Dec 2025
Next filing: 18 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Diaz Kathryn	Chief People Officer	C/O COGNIZANT TECHNOLOGY SOLUTIONS CORP., 300 FRANK W. BURR BLVD., STE. 36, 6 FL., TEANECK	/s/ Melissa Glass, on behalf of Kathryn Diaz, by Power of Attorney	17 Dec 2025	0001974721

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CTSH	Class A Common Stock	Options Exercise		+698	+3.9%		18,388	15 Dec 2025	Direct	F1, F2
transaction	CTSH	Class A Common Stock	Options Exercise		+75	+0.41%		18,463	15 Dec 2025	Direct	F2, F3
transaction	CTSH	Class A Common Stock	Tax liability	$32,904	-392	-2.1%	$83.94	18,071	15 Dec 2025	Direct	F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CTSH	Restricted Stock Units	Options Exercise	$0	-698	-10%	$0.000000	6,287	15 Dec 2025	Class A Common Stock	698		Direct	F2, F5
transaction	CTSH	Restricted Stock Units	Options Exercise	$0	-75	-17%	$0.000000	374	15 Dec 2025	Class A Common Stock	75		Direct	F2, F6

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Shares of Class A Common Stock of Cognizant Technology Solutions Corporation (the "Company") received from the vesting of 1/12th of the restricted stock unit ("RSU") award granted on March 3, 2025.
F2	Each RSU represents a contingent right to receive one share of the Company's Class A Common Stock.
F3	Shares of Class A Common Stock of the Company received from the vesting of 1/8th of the RSU award granted on March 3, 2025.
F4	Shares of the Company's Class A Common Stock withheld to pay applicable taxes.
F5	A total of 8,382 RSUs were originally granted on March 3, 2025 under the Company's 2023 Incentive Award Plan and such originally granted amount began vesting in quarterly installments over three years, commencing on June 15, 2025, with 1/12th of such RSUs vesting on each quarterly vesting date so that such RSUs will be fully vested on the twelfth quarterly vesting date (March 15, 2028).
F6	A total of 598 RSUs were originally granted on March 3, 2025 under the Company's 2023 Incentive Award Plan and such originally granted amount began vesting in quarterly installments over three years, commencing on June 15, 2025, with (i) 1/8th of such RSUs vesting on each of the first four vesting dates; (ii) 2/3rds of 1/8th of such RSUs vesting on each of the successive four vesting dates; (iii) 1/3rd of 1/8th of such RSUs vesting on each of the successive three vesting dates; and (iv) the remainder of such RSUs vesting on the twelfth vesting date (March 15, 2028).