Perimeter Medical Imaging AI, Inc. (OTCMKTS:PYNKF) experienced a significant drop in short interest in February, with the total number of shares shorted falling from 5,400 to 1,100. Shares of the company remained flat at $1.28 on Friday, and have a 1 year low of $0.84 and a 1 year high of $2.44. Raymond James downgraded Perimeter Medical Imaging AI from an “outperform” rating to a “market perform” rating in November 2020. Perimeter Medical Imaging AI, Inc is a Canadian medical imaging technology company that develops and commercializes AI-driven imaging systems for use in surgical and interventional procedures.