Core Viewpoint - Conestoga Capital Advisors reported underperformance in its Mid Cap Strategy for Q4 2025, primarily due to negative stock selection in the Technology and Industrials sectors, despite some positive sector allocation effects [1]. Group 1: Performance Overview - In Q4 2025, Conestoga Capital Advisors Mid Cap Strategy returned -5.75% net of fees, compared to the Russell Midcap Growth Index's -3.70% return [1]. - The Mid Cap Composite returned -4.73% net of fees for the full year 2025, trailing the benchmark return of 8.66% [1]. Group 2: CoStar Group, Inc. (NASDAQ:CSGP) Insights - CoStar Group, Inc. experienced significant share price pressure in Q4 2025, with a one-month return of -25.20% and a three-month loss of 36.10% [2][3]. - The company's market capitalization is reported at $20.797 billion [2]. - The primary challenge for CoStar Group was its aggressive investment in the Homes.com platform, which negatively impacted overall profitability [3]. - Bookings for Apartment.com fell short of investor expectations, contributing to the negative sentiment around the stock [3]. - Concerns about increased competition arose from media reports suggesting that Google may enter the for-sale home listings market, further pressuring CoStar's valuation [3]. Group 3: Hedge Fund Interest - CoStar Group, Inc. was held by 57 hedge fund portfolios at the end of Q3 2025, a slight decrease from 59 in the previous quarter [4]. - While the potential of CoStar Group as an investment is acknowledged, the company is not considered among the 30 most popular stocks among hedge funds, with certain AI stocks viewed as having greater upside potential and less downside risk [4].