And I see another Priority Review Voucher which sold for $350mm USD.
https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=9&cad=rja&uact=8&ved=0ahUKEwiM-K_Y-5DSAhXH7IMKHcDWCTkQFghIMAg&url=http%3A%2F%2Fwww.wsj.com%2Farticles%2Fsanofi-regenerons-alirocumab-shows-promise-in-phase-iii-trials-1406738434&usg=AFQjCNHLUIUVnaoMGb6P1XeNoTbMQ7oUdw&sig2=QpkJw8q4_g6NA1Xh_7cazQ