Communications services companies were more or less flat as optimism about streaming-service growth was offset by worries about conventional pay-television.

Shares of Dish Network tumbled after the satellite-television provider launched a $2 billion convertible note offering.

Finnish telecom-services giant Nokia reiterated its 2020 and 2021 growth projections as it concentrates on perfecting its 5G data network offerings.

The German government moved closer to allowing the use of Huawei's technology in 5G mobile networks, giving the Chinese company a small victory on a European continent increasingly aligned with the Trump administration's anti-Huawei views.

Twitter is planning to remove posts that contain what it deems harmful or misleading information about Covid-19 vaccines, in the social media company's latest effort to slow the spread of false claims related to the pandemic.

Write to Rob Curran at rob.curran@dowjones.com

(END) Dow Jones Newswires

12-16-20 1714ET