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Proteostasis Therapeutics Inc. (PTI) Is Up Sharply On FDA News

Proteostasis Therapeutics Inc. (PTI) announced after the bell Monday that it has been granted Breakthrough Therapy Designation from the FDA for its cystic fibrosis transmembrane conductance regulator amplifier, PTI-428.

Proteostasis Therapeutics has gapped open sharply higher Tuesday morning and is now up 2.22 at $6.36 on above average volume. The stock has jumped to a 3-month high.

by RTT Staff Writer

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