Brown Advisory, an investment management company, released its “Mid-Cap Growth Strategy” Q3 2026 investor letter. The strategy outperformed its benchmark in the third quarter of 2026, as sharp market volatility and a reversal in investor sentiment toward artificial intelligence infrastructure created opportunities for active stock selection. The Strategy returned -2.7% net of fees, compared with a 5.8% decline in the Russell Midcap Growth Index, while its year-to-date net return reached...