Zoetis (ZTS) Falls Following Q3 Disappointment and Librela Demand Weakness

Impax Asset Management's "Impax US Sustainable Economy Fund" released its Q4 2025 investor letter. A copy of the letter can be downloaded here. The fund reported that equity markets remained volatile during the quarter amid concerns over elevated valuations and financing for large-scale data center investments, although the portfolio modestly outperformed the Russell 1000 benchmark on the back of sustainability tilts and stock-specific gains, particularly within Health Care and Financials. On an annual basi ...