ZACKS·2026-01-09 18:06Core Insights - Merck (MRK) is in discussions to acquire Revolution Medicines (RVMD), with a potential valuation of up to $32 billion, although the deal is not yet finalized and may take several weeks to conclude [1][7] - RVMD's shares surged approximately 36% this week, reaching an all-time high of $105 per share following acquisition rumors, with a market capitalization of $20 billion [3] - The acquisition would enhance Merck's oncology pipeline by adding RVMD's lead candidate, daraxonrasib, which targets RAS mutations in cancers [6][10] Company Developments - Merck's shares have increased by 11.2%, but this is below the industry average increase of 21.0% [4] - The acquisition of RVMD is part of Merck's strategy to bolster its portfolio ahead of the patent expiration of its key drug, Keytruda, in 2028, which currently accounts for over 50% of its pharmaceutical sales [10][14] - Merck has been actively pursuing acquisitions, including the recent purchase of Cidara Therapeutics for $9.2 billion and Verona Pharma for around $10 billion, to diversify its offerings and mitigate revenue loss from Keytruda [12][13] Industry Context - Revolution Medicines is developing innovative drugs targeting the active form of RAS proteins, which are crucial in cancer treatment, with their RAS(ON) inhibitors designed to overcome resistance mechanisms seen in existing therapies [2][8] - The potential merger would mark a significant event in the biotech sector, being the largest deal since Pfizer's acquisition of Seagen for $43 billion in 2023 [3]