Core Viewpoint - Small-cap biotech stocks are experiencing a resurgence, driven by market rotation and improving technical indicators, with healthcare emerging as a constructive sector [2][4] Industry Overview - The Health Care Select Sector SPDR Fund (XLV) has increased by 11.09% in 2025, while the iShares Biotechnology ETF has gained approximately 25% year-to-date [2][3] - Analysts suggest that capital is flowing out of high-flying AI stocks into more attractive healthcare and biotech opportunities [3][4] M&A Activity - Increased mergers and acquisitions (M&A) activity in the biotech sector has been noted, with significant deals including Pfizer's $10 billion acquisition of Metsera and Roche's $3.5 billion acquisition of 89bio [4][5] - This M&A activity is expected to bolster potential upside for both large-cap and small-to-mid-cap biotech companies [4] Methodology for Stock Selection - The list of the best small-cap biotech stocks was curated based on companies with market capitalizations between $300 million and $2 billion, focusing on those with the highest upside potential as of November 10, 2025 [8] Company Highlights - **Viridian Therapeutics, Inc. (NASDAQ:VRDN)**: - Upside potential of 36.71% with a cash position of $888 million and key patient enrollments in late-stage clinical studies [10][11][12] - **UroGen Pharma Ltd. (NASDAQ:URGN)**: - Upside potential of 49.17%, reporting a significant increase in demand revenue and a cash position of $127.4 million [14][15][16] - **Liquidia Corporation (NASDAQ:LQDA)**: - Upside potential of 55.49%, with YUTREPIA achieving profitability earlier than expected and a cash position of $157.5 million [19][20][22]