UNITED ~~STATESSECURITIES~~STATES ~~AND EXCHANGE COMMISSIONWashington, D.C. 20549~~

~~Form~~SECURITIES ~~6-K~~AND EXCHANGE COMMISSION

~~REPORT~~Washington, OFDC ~~FOREIGN~~20549 ~~PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934~~

~~For~~FORM ~~the~~6-K ~~month of March 2026~~

~~Commission~~Report ~~File~~of ~~Number:~~Foreign ~~001-14642~~Private Issuer

~~ING~~Pursuant ~~Groep~~to ~~N.V.(Translation~~Rule of13a-16 ~~registrant's~~or ~~name~~15d-16 ~~into English)~~

~~Bijlmerdreef~~of ~~1061102~~the CTSecurities ~~AmsterdamThe~~Exchange ~~Netherlands(Address~~Act of ~~principal~~1934 ~~executive office)~~

~~Indicate~~For ~~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 [~~March X23, ~~] Form~~2026 ~~40-F [ ]~~

OnCommission ~~March~~File ~~17,~~Number ~~2026, the Registrant issued a press release, a copy of which is attached hereto as Exhibit 99.~~1-14642 ~~and is incorporated herein by reference. (c) Exhibit 99.1. Press release dated March 17, 2026~~

~~SIGNATURES~~ING Groep N.V.

Bijlmerdreef 106

1102 CT Amsterdam

The Netherlands

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 ☐

THIS REPORT ON FORM 6-K SHALL BE DEEMED TO BE INCORPORATED BY REFERENCE IN THE REGISTRATION STATEMENT ON FORM F-3 (FILE NO. 333-286734) OF ING GROEP N.V. AND TO BE A PART THEREOF FROM THE DATE ON WHICH THIS REPORT IS FURNISHED, TO THE EXTENT NOT SUPERSEDED BY DOCUMENTS OR REPORTS SUBSEQUENTLY FILED OR FURNISHED.

This Report contains the following:


Exhibit No.

1.1		Underwriting Agreement among ING Groep N.V. and BMO Capital Markets Corp., BofA Securities, Inc., Citigroup Global Markets Inc., ING Financial Markets LLC, J.P. Morgan Securities LLC, Scotia Capital (USA) Inc., and Wells Fargo Securities, LLC as representatives of the several underwriters named therein, dated March 16, 2026.

4.1		Ninth Supplemental Indenture between ING Groep N.V. and The Bank of New York Mellon, London Branch, as trustee, dated as of March 23, 2026, in respect of $1,500,000,000 4.803% Callable Fixed-to-Floating Rate Senior Notes due 2032 and $1,500,000,000 5.420% Callable Fixed-to-Floating Rate Senior Notes due 2037.

4.2		The form of Global Note for the $1,500,000,000 4.803% Callable Fixed-to-Floating Rate Senior Notes due 2032 (incorporated by reference to Exhibit A-1 to Exhibit 4.1 above).

4.3		The form of Global Note for the $1,500,000,000 5.420% Callable Fixed-to-Floating Rate Senior Notes due 2037 (incorporated by reference to Exhibit A-2 to Exhibit 4.1 above).

5.1		Opinion of Linklaters LLP as to the validity of the securities (Dutch law).

5.2		Opinion of Sullivan & Cromwell LLP as to the validity of the securities (New York law).

8.1		Opinion of PricewaterhouseCoopers Belastingadviseurs N.V. as to certain matters of Dutch taxation.

8.2		Opinion of Sullivan & Cromwell LLP as to certain matters of U.S. taxation.

SIGNATURE

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.

		ING Groep N.V.
		(Registrant)
Date: March 17, 2026		/s/ Raymond Vermeulen
		Raymond Vermeulen
		Head of Media Relations & Issue Management


		ING Groep N.V.
		(Registrant)

By:		/s/ P.G. van der Linde
		Name: P.G. van der Linde Title: Senior Legal Counsel

By:		/s/ K.I.D. Tuinstra
		Name: K.I.D. Tuinstra Title: Treasury Advisor

Dated: March 23, 2026

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