NEW YORK, Oct. 20, 2026 /PRNewswire/ -- Planet Green Holdings Corp. ("Planet Green", the "Company") (NYSE American: PLAG) announced today that the Company had become aware of unusual trading activity in its common stock on the New York Stock Exchange American (the "NYSE") on October 19, 2026. The Company is issuing this press release pursuant to Section 401(d) of the NYSE Company Guide.