William Blair Investment Management, LLC - Q12026 Holdings

William Blair Investment Management, LLC holds 413 stocks with a total portfolio value of $ 30.26B as of Q12026. In Q12026, William Blair Investment Management, LLC added 47 new positions, increased stakes in 156 stocks, reduced 205 holdings, and fully exited 47 positions. The largest holding is Taiwan Semiconductor Manufac (TSM), representing 6.16% of the total portfolio.