Rationale Behind Baron Focused Growth Fund’s IDEXX Laboratories (IDXX) Holding

Baron Capital, an investment management company, released its Q2 2026 investor letter for the “Baron Focused Growth Fund”. A copy of the letter can be downloaded here. In the second quarter, the Baron Focused Growth Fund achieved a 13.26% gain, still trailing the Russell 2500 Growth Index’s 24.02% return. The underperformance was driven by ongoing concerns about AI’s impact on portfolio businesses and underexposure to AI infrastructure. The IPO of SpaceX provided a boost, but overall,...