CLGN ▼ -10.5% - CollPlant Biotechnologies Ltd. $CLGN CLGN - COLLPLANT ANNOUNCES REVERSE SHARE SPLIT CollPlant Biotechnologies announced a reverse share split, which drove its stock down 10.5% today. Reverse splits are typically implemented when a company's stock price has declined significantly, and while the split itself does not change the underlying business value, it often signals financial distress and can trigger selling pressure from investors concerned about the company's prospects. 01-SEP-2026 04:01 PM ET