IRWD vs. PBYI: Which Small-Cap Biotech Stock Is the Better Pick?

Key Takeaways IRWD's growth is driven by its U.S. Linzess partnership with ABBV, which posted robust Q3 resultsStronger Linzess demand led IRWD to lift its 2025 revenue outlook following a solid Q3 performance.PBYI's Nerlynx posted $144.2M sales in the first nine months of 2025, up 2.5% year over year.Both Ironwood Pharmaceuticals (IRWD) and Puma Biotechnology (PBYI) are small biotechs, concentrating on the successful commercialization of their respective products with the goal of establishing leadership in ...