CoStar Group stock edges up as CEO buys $2.5M in shares

CoStar Group (NASDAQ: CSGP) shares saw a modest increase after CEO Andrew Florance disclosed a purchase of $2.5 million worth of company stock. Florance acquired 83,300 shares at $29.89 each, increasing his total holdings to over 1.8 million shares. This insider buying comes as the company's stock has experienced a 56% decline year-to-date.