The listing day is typically one or more times once the fund inception date. For that reason, NAV is used to determine market returns just before the listing day. Market price returns are centered on the midpoint of your bid/talk to spread at four:00 p.m. ET (when NAV is https://financefeeds.com/best-copyright-to-buy-now-as-donald-trump-jr-says-copyright-is-the-future-of-usa/