**Strong word-of-mouth and premium-format holdovers are anchoring “Spider-Man: Brand New Day” near the $35–41 million range for its fourth weekend (August 21–23), with traders favoring the lower half of that band.** The film opened to a record $360 million domestically on July 31, then posted a solid $144–145 million sophomore frame (-60%) and a still-impressive $70–71 million third weekend (-51%), putting it on a 2.2× legs trajectory through 17 days. Excellent audience metrics (98% Popcornmeter, strong Letterboxd scores) and added IMAX screens have helped limit the usual superhero drop-off, while minimal direct competition has kept family and adult audiences engaged. The modest edge for the $35–38 million outcome over $38–41 million reflects caution around the back-to-school calendar, which typically accelerates weekday erosion, and the expectation of a 48–52% drop from the prior frame. A clearer picture will emerge with the first tracking numbers and early weekday grosses in the coming days.