SAN FRANCISCO (AP) — Google parent company Alphabet reported mixed third-quarter results Monday, beating analyst expectations for revenue but falling short on profits. The stock fell more than 2% in after-hours trading.

Still, the company met growth expectations for its key moneymaking businesses — notably its advertising business, which reported revenues that increased 17% to $33.9 billion during the quarter.

But Alphabet's capital expenditures grew at the same time, rising to $6.7 billion in the period as Google continued to expand its headquarters and build data centers for its cloud comput...