EIA reported a build of 38 Bcf for the week ending 4/16/2021. This was smaller than the median estimate of 46 Bcf. Today's stat fell outside the expected range, which was 56 Bcf on the more bearish end, and 39 Bcf on the more bullish end.
Prices were up in the five minutes following the announcement, to $2.759, from $2.691 just before 9:30am.