INVESTIGATION ALERT: Halper Sadeh LLP Continues to Investigate the Following Mergers; Shareholders are Encouraged to Contact the Firm - RST, CBMG, AIMT, MR

NEW YORK, Sept. 1, 2020

Rosetta Stone Inc. (NYSE: RST) concerning potential violations of the federal securities laws and/or breaches of fiduciary duties relating to its sale to Cambium Learning Group for $30 per share. To learn more about your legal rights and options, visit: https://halpersadeh.com/actions/rosetta-stone-inc-rst-stock-merger-cambium/.

Cellular Biomedicine Group, Inc. (NASDAQ: CBMG) concerning potential violations of the federal securities laws and/or breaches of fiduciary duties relating to its sale to a consortium that includes members of Cellular Biomedicine management and several entities. Under the terms of the merger, Cellular Biomedicine stockholders (excluding certain parties) will receive $19.75 in cash for each outstanding share of common stock held immediately prior to the effective time of the merger. To learn more about your legal rights and options, visit: https://halpersadeh.com/actions/cellular-biomedicine-group-inc-cbmg-stock-merger/.

Aimmune Therapeutics, Inc. (NASDAQ: AIMT) concerning potential violations of the federal securities laws and/or breaches of fiduciary duties relating to its sale to Sociétés des Produits Nestlé, S.A. for $34.50 per share. To learn more about your legal rights and options, visit: https://halpersadeh.com/actions/aimmune-therapeutics-inc-aimt-stock-merger-nestle/.

Montage Resources Corporation (NYSE: MR) concerning potential violations of the federal securities laws and/or breaches of fiduciary duties relating to its sale to Southwestern Energy Company. Under the terms of the merger agreement, Montage Resources shareholders will receive 1.8656 shares of Southwestern Energy for each Montage Resources share. To learn more about your legal rights and options, visit: https://halpersadeh.com/actions/montage-resources-corporation-mr-stock-merger-southwestern/.

Halper Sadeh LLP may seek increased consideration, additional disclosures and information concerning the proposed transaction, or other relief and benefits on behalf of shareholders.