Group 1 - Atresmedia Corporación de Medios de Comunicación experienced a significant increase in short interest, rising by 116.4% from 640 shares on November 30th to 1,385 shares by December 15th [2] - The average daily trading volume is 2,052 shares, resulting in a days-to-cover ratio of 0.7 days [2] - The stock opened at $5.60, with a fifty-day moving average of $6.09 and a 200-day moving average of $6.13 [3] Group 2 - Atresmedia is a leading Spanish multimedia group that operates a diverse portfolio of free-to-air television channels, including flagship networks Antena 3 and laSexta [4] - The company also manages thematic channels such as Neox, Nova, Mega, and Atreseries, catering to various audience segments with a range of content [4] - In addition to television, Atresmedia operates a network of radio stations, including Onda Cero, Europa FM, and Melodía FM [5]