Stocks making the biggest moves midday: Dollar Tree, GitLab, Zscaler and more
Check out the companies making headlines in midday trading: Dollar Tree — Shares tumbled 20% after the discount retailer slashed its full-year outlook for net sales and adjusted earnings per share. Dollar Tree cited increasing pressures on middle- and higher-income customers. GitLab — The software developer’s stock soared 17% thanks to a strong third-quarter earnings…