[144] Fiserv, Inc. SEC Filing

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001346629
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	FISERV, INC.
SEC File Number	001-38962
Address of Issuer	600 N. Vel R. Phillips Avenue Milwaukee WISCONSIN 53203
Phone	262- 879-5000
Name of Person for Whose Account the Securities are To Be Sold	FRANK J BISIGNANO
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Former Affiliate

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	420524	72082018.84	554433824	06/26/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/24/2025	Exercise of options under a registered plan	Issuer			53630	06/24/2025	Cash
Common	07/31/2022	Restricted stock vesting under a registered plan	Issuer			56866	07/31/2022	Cash
Common	06/24/2025	Exercise of options under a registered plan	Issuer			297646	06/24/2025	Cash
Common	08/15/2022	Restricted stock vesting under a registered plan	Issuer			12382	08/15/2022	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/24/2025	213906	37161899.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/23/2025	250000	42165769.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/20/2025	1965	322260.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/17/2025	50000	8251579.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/16/2025	50000	8253429.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/10/2025	1665	282230.82
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/09/2025	200000	33757904.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/06/2025	200000	33324424.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/06/2025	2500	974291.88
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/05/2025	100000	16504904.00
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/04/2025	100000	16399994.00
MORGAN BISIGNANO 2020 TRUST 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/04/2025	11140	1810320.37
HENRY BISIGNANO 2020 TRUST 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/04/2025	19840	3223995.48
THE ALEXA BISIGNANO 2020 TRUST 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/04/2025	19840	3223993.50
FRANK J BISIGNANO 2020 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	06/04/2025	86700	14088760.84
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/30/2025	200000	32149354.00
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/29/2025	100000	15920284.81
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	1549	249088.19
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	1122	180545.74
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	367	59034.63
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	204	32801.17
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	2556	404006.16
TRACY S BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	1281	206132.02
TRACY S BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/27/2025	1281	206057.47
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/20/2025	100000	16690763.00
FRANK J BISIGNANO 2015 GRAT 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/19/2025	30561	5153711.00
FRANK J BISIGNANO 2015 GRAT 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/19/2025	30561	5153690.00
FRANK J BISIGNANO 2015 GRAT 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/19/2025	30561	5153718.00
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/19/2025	100000	33550556.00
FRANK J BISIGNANO 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Covered Call	05/19/2025	5845	1964434.00
Frank Bisignano 600 N. Vel R. Phillips Avenue Milwaukee WI 53203	Common	05/16/2025	100000	16683943.00

144: Remarks and Signature

Remarks
Date of Notice	06/26/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Frank J Bisignano
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)