A thought... Lots of options still outstanding... maybe they're being exercised.
Apr 18/13 Lipton, Gregory Direct Ownership Options granted Options 0.100 300,000 > 100% 500,000
Apr 17/13 Coventry, Bruce Donald Direct Ownership Options granted Options 0.00 300,000 > 100% 300,000
Apr 17/13 Duncan, Robert Bruce Direct Ownership Options granted Options 0.100 300,000 51.7% 880,000
Apr 17/13 Fenton, Armstrong Direct Ownership Options granted Options 0.00 250,000 > 100% 370,000
Apr 17/13 Nikitovic, Olga Direct Ownership Options granted Options 0.00 300,000 > 100% 522,000