Shares, stock units and vested options held as of March 30,2012 - this from an SEC filing available through the AUM site:

Sentient Executive GP III, Limited(2) 7,057,940 19.77%
Jeffrey G. Clevenger(3) 313,756 *
W. Durand Eppler(4) 33,244 *
Ian Masterton-Hume(5) 22,244 *
Michael T. Mason(6) 36,871 *
Kevin R. Morano(7) 22,244 *
Terry M. Palmer(8) 23,244 *
David H. Watkins(9) 27,844 *
Jerry W. Danni(10) 92,875 *
Deborah J. Friedman(11) 56,100 *
Robert P. Vogels(12) 79,831 *
Warren M. Rehn(13) 24,000 *
Directors and Executive Officers as a group (11 persons)(14) 729,053 2.04%