Post-Effective Amendment No. 195 (the
“Amendment”) to the Registration Statement of J.P. Morgan Exchange-Traded Fund Trust was filed pursuant to Rule 485(a) under the Securities Act of 1933 on July 31, 2018 to register shares of JPMorgan Core Plus Bond ETF, JPMorgan Income
Builder Blend ETF, JPMorgan Inflation Managed Bond ETF, JPMorgan Municipal ETF and JPMorgan Ultra-Short Municipal ETF. Pursuant to Rule 485(a), the Amendment would have become effective on October 14, 2018. Post-Effective Amendment No. 197 was filed
pursuant to Rule 485(b)(1)(iii) for the purpose of designating November 13, 2018, as the new date upon which the Amendment would have become effective with respect to JPMorgan Core Plus Bond ETF, JPMorgan Income Builder Blend ETF and JPMorgan
Inflation Managed Bond ETF only. Post-Effective Amendment No. 203 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating December 13, 2018, as the new date upon which the Amendment would have become effective with respect to
JPMorgan Core Plus Bond ETF, JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 207 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating January 12, 2019, as the new date
upon which the Amendment would have become effective with respect to JPMorgan Core Plus Bond ETF, JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 210 was filed pursuant to Rule
485(b)(1)(iii) for the purpose of designating February 11, 2019, as the new date upon which the Amendment would have become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective
Amendment No. 213 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating March 13, 2019, as the new date upon which the Amendment would have become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation
Managed Bond ETF only. Post-Effective Amendment No. 221 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating April 12, 2019, as the new date upon which the Amendment would have become effective with respect to JPMorgan Income
Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 225 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating May 12, 2019, as the new date upon which the Amendment would have become
effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 226 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating June 11, 2019, as the new date upon
which the Amendment would have become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 227 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating
July 11, 2019, as the new date upon which the Amendment would have become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 231 was filed pursuant to Rule
485(b)(1)(iii) for the purpose of designating August 10, 2019, as the new date upon which the Amendment shall become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment
No. 232 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating September 9, 2019, as the new date upon which the Amendment shall become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond
ETF only. Post-Effective Amendment No. 233 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating October 9, 2019, as the new date upon which the Amendment shall become effective with respect to JPMorgan Income Builder Blend ETF
and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 237 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating November 8, 2019, as the new date upon which the Amendment shall become effective with respect to
JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 238 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating October 24, 2019, as the new date upon which the Amendment shall become effective with respect to
JPMorgan Income Builder Blend ETF only. Post-Effective Amendment No. 239 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating November 8, 2019, as the new date upon which the Amendment shall become effective with respect to
JPMorgan Income Builder Blend ETF only. Post-Effective Amendment No. 240 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating December 8, 2019, as the new date upon which the Amendment shall become effective with respect to
JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. Post-Effective Amendment No. 243 was filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating January 7, 2020, as the new date upon which the Amendment shall
become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF only. JPMorgan Ultra-Short Municipal ETF has separately file Post-Effective Amendment No. 199 and went effective on October 15, 2018. JPMorgan
Municipal ETF has separately file Post-Effective Amendment No. 201 and went effective on October 22, 2018. JPMorgan Core Plus Bond ETF has separately filed Post-Effective Amendment No. 211 and went effective on January 23, 2019. This Post-Effective
Amendment No. 245 is now being filed pursuant to Rule 485(b)(1)(iii) for the purpose of designating February 6, 2020, as the new date upon which the Amendment shall become effective with respect to JPMorgan Income Builder Blend ETF and JPMorgan
Inflation Managed Bond ETF and incorporates by reference the information contained in Parts A, B and C of the Amendment with respect to JPMorgan Income Builder Blend ETF and JPMorgan Inflation Managed Bond ETF.