In Q1 2026, the Janus Henderson Mid Cap Growth Managed Account Portfolio recorded a gross return of -6.47%, slightly trailing the Russell Midcap® Growth Index's return of -6.35%. The firm has decreased its investment in AppLovin as it assesses the company's e-commerce marketing strategy. Conversely, Teledyne Technologies exceeded expectations with its fourth-quarter revenue and earnings, showcasing expanding margins and optimistic guidance. Investors are increasingly supportive of Corteva's strategy to split into two separate entities, which is anticipated to enhance shareholder value. The portfolio managers remain focused on companies with strong competitive advantages and the ability to pass on rising costs without harming profit margins.