0001364608 2025-03-17 2025-03-17 0001364608 FDNI:S000063448Member 2025-03-17 2025-03-17 iso4217:USD pure false N-1A 2025-03-17 2025-03-17 0001364608 2024-09-30 497 First Trust Exchange-Traded Fund II <p style="font: 10pt/12pt Arial, Helvetica, Sans-Serif; margin-right: 0; margin-left: 0; text-transform: uppercase; text-align: left"> </p> <p style="font: 10pt/12pt Arial, Helvetica, Sans-Serif; margin-right: 0; margin-bottom: 0; margin-left: 0; text-align: justify">Notwithstanding anything to the contrary in the Fund’s Prospectus or Summary Prospectus, effective March 24, 2025, the fifth sentence of the third paragraph under the section entitled “Principal Investment Strategies” is hereby deleted in its entirety and replaced with the following:</p> <p style="font: 10pt/12pt Arial, Helvetica, Sans-Serif; margin: 6pt 1in 0; text-align: left">“However, the weight for a single company is capped at 10% and the cumulative weight of all companies with weights greater than 4.5% is capped at 45%.”</p> <p style="font: 10pt/12pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0; text-align: justify"> </p> <p style="font: 12pt/14pt Times New Roman, Times, Serif; margin: 0; text-align: center"><span style="font-variant: small-caps"> </span></p>