6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 OF THE

SECURITIES EXCHANGE ACT OF 1934

For the month of July, 2025

Commission File Number 001-38965

INTERCORP FINANCIAL SERVICES INC.

(Registrant’s name)

Intercorp Financial Services Inc.

Torre Interbank, Av. Carlos Villarán 140

La Victoria

Lima 13, Peru

(51) (1) 615-9011

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F: Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

July 01, 2025

Securities and Exchange Commission - SEC

Re.: MATERIAL EVENT

Dear Sirs:

Intercorp Financial Services Inc. (“IFS”) notifies you, as a Material Event, that on July 01, 2025 FitchRatings (“Fitch”) has ratified the press release published on June 12, 2025 which upgraded IFS's long-term ratings at BBB (from BBB-) and has affirmed short-term ratings at F3. In addition, Fitch affirmed its long-term and short-term ratings for Banco Internacional del Peru S.A.A. ("Interbank"), one of IFS' subsidiaries, at BBB and F3, respectively. The outlook for both IFS and Interbank has been affirmed to stable.

Sincerely,

/s/ Michela Casassa Ramat

Chief Financial Officer

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.