利空突袭！深夜，暴跌89%！

Core Viewpoint - MoonLake, a biotechnology company, experienced a significant stock drop of 89% after disappointing Phase III clinical trial results for its drug sonelokimab, leading to drastic reductions in target prices by major banks [2][5][6]. Group 1: Company Performance - MoonLake's market capitalization fell from approximately $3.98 billion to under $500 million following the trial results [7]. - The drug sonelokimab showed a response rate of 35% and 36% in two trials, compared to 18% and 26% in the placebo groups, which analysts deemed underwhelming [5][6]. - Analysts from Stifel and RBC downgraded MoonLake's ratings and target prices significantly, with Stifel lowering its target from $77 to $13 and RBC from $67 to $10 [6][7]. Group 2: Market Reaction - Following the announcement, UCB SA, a competitor, saw its stock rise over 20%, benefiting from MoonLake's poor results [7]. - The market for hidradenitis suppurativa (HS), which sonelokimab targets, is projected to grow from $2 billion to $15 billion by 2035, indicating potential for future competition [7]. Group 3: Acquisition Interest - Earlier in June, Merck had made a non-binding offer exceeding $3 billion for MoonLake, which was rejected, highlighting MoonLake's strong negotiating position at that time [8]. - Merck is actively seeking to diversify its revenue sources as its blockbuster drug Keytruda faces patent expiration in 2028 [9].