Mortgage rates have been coming down, but there has yet to be a spike in homebuying activity—and one leading indicator has even declined.

Pending home sales, or signed contracts leading up to a sale, fell for the first time in nearly three months, slipping about 1% during the four weeks ending Sept. 21 compared to a year earlier, according to a Redfin report on Thursday.

That’s despite the weekly average mortgage rate sliding for nine consecutive weeks, hitting an 11-month low of 6.26% after reaching 6.8% at the start of the summer.

Meanwhile, separate data from the National Association of Realtors on Thursday showed that sales of existing homes dipped 0.2% in August from the prior month. While they were up 1.8% from a year ago, the recent trend still points to a stagnant housing ma

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