Infectious disease-focused biopharma companies continued their rebound into year-end, with the BioWorld Infectious Disease Index finishing 2025 up 68.55% after standing at a collective 28.98% at the end of October. The rally underscores a sharp reversal from earlier in the year, when the index had declined 17.83% by the end of April before recovering to a 4.34% gain by July.

Biopharma dealmaking continued its momentum into 2026, with January logging $31.16 billion in total value. That figure outpaced January 2025’s $28.63 billion and exceeded the 2025 monthly average of $24.38 billion. In addition, January 2026 ranks as the highest first month in the past eight years.

The pressure on U.S. drug prices continues, with the CMS lining up the drugs for round 3 of negotiations, which will set maximum fair prices to go into effect in 2028. The slate includes 15 drugs and, for the first time, opens the negotiations to Part B drugs, as well as Part D. Consequently, seven of the 15 selected drugs are biologics.

Shionogi & Co. Ltd. and Fosun Pharmaceutical (Group) Co. Ltd. were involved in separate divestment transactions this week, with Shionogi buying out Pfizer Inc.’s stake in Viiv Healthcare Ltd. to lift its holding to 21.7%.

Shionogi & Co. Ltd. and Fosun Pharmaceutical (Group) Co. Ltd. were involved in separate divestment transactions this week, with Shionogi buying out Pfizer Inc.’s stake in Viiv Healthcare Ltd. to lift its holding to 21.7%.

Researchers from Merck & Co. reported the development of MK-7762, a novel oxazolidine with antitubercular activity designed to overcome the off-target effects of linezolid.

Illumina Inc. presented at the J.P. Morgan 2026 Healthcare Conference on Jan. 13 and introduced what it said is the world's largest genome-wide genetic perturbation dataset, being built to accelerate drug discovery through AI across the pharmaceutical ecosystem. This is a move away from its core focus on DNA sequencing technology.

Speed and innovation from Asia Pacific’s (APAC) biotechnology sector had big pharma scouring the region for the next oncology heir to Keytruda (pembrolizumab), Merck & Co. Inc.’s reigning blockbuster cancer drug.

Daiichi Sankyo Inc. told BioWorld it voluntarily placed a partial hold in recruitment and enrollment in the phase III IDeate-Lung02 study of antibody-drug conjugate ifinatamab deruxtecan because of a higher than anticipated incidence of grade 5 interstitial lung disease events. The company did not say how many deaths there had been.

Daiichi Sankyo Inc. told BioWorld it voluntarily placed a partial hold in recruitment and enrollment in the phase III IDeate-Lung02 study of antibody-drug conjugate ifinatamab deruxtecan because of a higher than anticipated incidence of grade 5 interstitial lung disease events. The company did not say how many deaths there had been.