SEC Form 424B3 filed by JP Morgan Chase & Co.

JPMorgan Chase & Co. and JPMorgan Chase Financial Company LLC have filed a prospectus dated April 17, 2026 (the “Prospectus”) and a prospectus supplement dated April 17, 2026 (the “Prospectus Supplement”) with the Securities and Exchange Commission. With respect to each preliminary pricing supplement dated prior to the date of this prospectus addendum relating to an offering with a pricing date after the date of this prospectus addendum (each, a “Preliminary Pricing Supplement”):

JPMorgan Chase & Co. and JPMorgan Chase Financial Company LLC have also filed the product supplements set forth under the heading “Replacement Product Supplement” in the table below (each, a “Replacement Product Supplement”) with the Securities and Exchange Commission. With respect to each Preliminary Pricing Supplement, all references to any product supplement set forth under the heading “Original Product Supplement” in the table below (each, an “Original Product Supplement”) (or to any section of that Original Product Supplement) are deemed to refer instead to the relevant Replacement Product Supplement (or to the corresponding section of that Replacement Product Supplement) as set forth in the table below.

In addition, JPMorgan Chase & Co. and JPMorgan Chase Financial Company LLC have filed the underlying supplements set forth under the heading “Replacement Underlying Supplement” in the table below (each, a “Replacement Underlying Supplement”) with the Securities and Exchange Commission. With respect to each Preliminary Pricing Supplement, all references to any underlying supplement set forth under the heading “Original Underlying Supplement” in the table below (each, an “Original Underlying Supplement”) (or to any section of that Original Underlying Supplement) are deemed to refer instead to the relevant Replacement Underlying Supplement (or to the corresponding section of that Replacement Underlying Supplement) as set forth in the table below.

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of the notes or passed upon the accuracy or the adequacy of this prospectus addendum or any Preliminary Pricing Supplement, Replacement Product Supplement, Replacement Underlying Supplement, the Prospectus Supplement or the Prospectus. Any representation to the contrary is a criminal offense.

The notes are not bank deposits, are not insured by the Federal Deposit Insurance Corporation or any other governmental agency and are not obligations of, or guaranteed by, a bank.

April 17, 2026