Shares in AMC Networks, which have declined by more than 50% in 2024 to date, gained 3% Friday after the company posted third-quarter results ahead of Wall Street analysts’ expectations. Revenue slumped 6% in the quarter ended September 30 compared with the year-earlier period, coming in at $599.6 million. Adjusted earnings per share totaled 91 cents, down from $1.85. Despite the downturn, the numbers were significantly above analysts’ consensus on the top and bottom line. Investors boosted shares to $8.63 ...