Proteostasis withdraws offering after short report

Respiratory company Proteostasis Therapeutics Inc. (NASDAQ:PTI) withdrew its proposed follow-on late on March 20, citing market conditions.

Proteostasis had proposed March 19 after market hours to sell 9 million shares. The company lost $1.83 (26%) to $5.16 on March 20, then regained $0.31 to $5.47 on March 21...