Moska: Why would the share price drop to BELOW the exercise price at the point of exercise?
If it was DL, these were probably some of his $0.36 options. Please see Rainer's handy spreadsheet:
https://docs.google.com/spreadsheets/d/1_6VSZGqigLbjQyh_LJxMfpa4fc7pTbaj_8wtvRVDEW0/htmlview#