GAIN ▲ +1.4% - Gladstone Investment Corporatio $GAIN - Gladstone Investment Corporation Hosts Annual Investor Day Gladstone Investment Corporation's stock rose 1.4% today following the company's annual investor day event. Investor days typically provide updates on portfolio performance, strategy, and management outlook, which can drive positive sentiment among shareholders and the broader market. 10-SEP-2026 08:30 AM ET