ROSEN, GLOBAL INVESTOR COUNSEL, Reminds Sona Nanotech Inc. Investors of Important February 16 Deadline in First Filed Securities Class Action Commenced by the Firm; Encourages Investors with Losses in Excess of $100K to Contact the Firm – SNANF NEW YORK, Dec. 28, 2020 (GLOBE NEWSWIRE) -- Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of Sona Nanotech Inc. (OTC: SNANF) between July 2, 2020 and...

ROSEN, A GLOBALLY RECOGNIZED FIRM, Announces Investigation of Securities Claims Against Sona Nanotech Inc. – SNANF NEW YORK, Dec. 10, 2020 (GLOBE NEWSWIRE) -- Rosen Law Firm, a global investor rights law firm, announces an investigation of potential securities claims on behalf of shareholders of Sona Nanotech...