Insider Transactions by KORNBREKKE HENNING

Symbol Relationship Date Transaction Cost # Shares Value($) Total Shares Form 4
ROCK President Feb 28, 2013 Option Exercise $17.13 5,000 85,638 185,197 Mar 01, 2013, 05:50 PM
ROCK President Feb 27, 2013 Option Exercise $17.82 25,000 445,570 190,197 Mar 01, 2013, 05:50 PM
ROCK President Jan 02, 2013 Option Exercise $16.50 57,696 951,984 226,318 Jan 04, 2013, 02:51 PM
ROCK President Jan 02, 2013 Option Exercise $16.50 39,969 659,489 215,197 Jan 04, 2013, 02:51 PM
ROCK President Dec 12, 2012 Option Exercise $14.86 30,000 445,800 197,470 Dec 14, 2012, 05:09 PM
ROCK President Dec 06, 2012 Option Exercise $13.59 20,000 271,800 227,470 Dec 07, 2012, 04:42 PM
ROCK President Jan 05, 2011 Option Exercise $13.38 21,840 292,219 205,716 Jan 13, 2011, 03:40 PM
ROCK President Jan 05, 2011 Option Exercise $13.38 22,067 295,256 205,943 Jan 07, 2011, 02:01 PM
ROCK President Jan 05, 2011 Option Exercise $13.34 33,334 444,676 33,333 Jan 07, 2011, 02:01 PM

Desktop Version

Symbol Relationship Date Transaction Value($)
ROCK President Feb 28, 2013 Option Exercise 85,638
ROCK President Feb 27, 2013 Option Exercise 445,570
ROCK President Jan 02, 2013 Option Exercise 951,984
ROCK President Jan 02, 2013 Option Exercise 659,489
ROCK President Dec 12, 2012 Option Exercise 445,800
ROCK President Dec 06, 2012 Option Exercise 271,800
ROCK President Jan 05, 2011 Option Exercise 292,219
ROCK President Jan 05, 2011 Option Exercise 295,256
ROCK President Jan 05, 2011 Option Exercise 444,676