Rare-Disease Biotech PTC Is Surging — And One Fund Just Raised Its Bet. Should You?

Core Insights - Tang Capital Management increased its stake in PTC Therapeutics by 400,000 shares, raising its total holdings to 1.5 million shares valued at $92.1 million as of September 30, reflecting a $38.3 million increase in net position [2][11] - PTC Therapeutics has shown strong commercial momentum with the successful launch of Sephience, contributing $19.6 million in revenue during the third quarter, and the company reported a quarterly net profit of $15.9 million, a significant turnaround from a $106.7 million loss a year earlier [10][11] - The stock price of PTC Therapeutics reached $78.50, marking a 51% increase over the past year, significantly outperforming the S&P 500, which rose by 13% in the same period [3][4] Company Overview - PTC Therapeutics is a mid-cap biopharmaceutical company focused on developing therapies for rare genetic disorders, with a market capitalization of $6.3 billion and a revenue of $1.8 billion over the trailing twelve months [4][6] - The company has a diversified portfolio of approved products and a robust pipeline addressing unmet medical needs in the rare disease sector, including therapies like Translarna, Emflaza, Tegsedi, Waylivra, and Evrysdi [9][6] - PTC Therapeutics generates revenue primarily through the sale and licensing of its pharmaceutical products and strategic collaborations with industry partners, targeting healthcare providers and specialty pharmacies across various regions [9][6] Financial Performance - In the third quarter, PTC Therapeutics reported revenue of $211 million, driven by the Sephience launch and increased royalty income from Evrysdi [11] - The company's net income for the trailing twelve months stands at $751.7 million, indicating a strong financial position [4]