Netflix on Thursday reported that its subscriber growth slowed dramatically during the summer, a sign the huge gains from the video-streaming service’s crackdown on freeloading viewers is tapering off.

Netflix shares rose 5.2% in premarket trading on Friday, after the streaming giant topped Wall Street estimates for new subscriber additions by more than 1 million and projected higher customer sign-ups for the December quarter.

Revenue and operating margins continued to improve in the third quarter as subscriber growth slowed, a sign of the company’s success in pivoting toward prioritizing profitability over growth.