Organon (OGN) shares rallied 30.9% in the last trading session to close at $11.26. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 42.2% gain over the past four weeks.Organon recorded a strong price rise on investors’ optimism following the announcement of its proposed acquisition by Sun Pharmaceutical Industries Limited (“Sun Pharma”). Under the agreement Sun Pharma will acquire all outstanding shares of Org ...