BUZZ-Netflix rises after reporting record 19 mln subscribers in Q4

Updates

Shares of streaming platform Netflix NFLX.O up 10.5% at $961 in after-hours trading

Company adds 18.9 million subscribers in Q4, compared with estimates of 9.6 million additions, according to data compiled by LSEG

NFLX says will increase prices for most plans in the U.S., Canada, Portugal and Argentina

Prices of the basic plan with ads to increase $1 a month to $7.99 in the U.S., up 14%

Netflix's board has also approved an additional $15 billion for its share buyback program, bringing the total authorization to $17.1 billion

Reports Q4 revenue of $10.25 billion vs ests. of $10.11 billion

Sees Q1 revenue of $10.42 billion vs ests. of $10.49 billion

NFLX surged more than 77% over the last year, surpassing a 24% rise in the S&P 500 index

(Reporting by Juby Anna Babu in Mexico City)

((Juby.Babu@thomsonreuters.com))