Q4  2013 |
≡ |
Thomas Gayner - Markel Group |
Add 11.42% |
56,000 |
0.10 |
≡ |
Stephen Mandel - Lone Pine Capital |
Sell 100.00% |
4,974,060 |
1.13 |
Q3  2013 |
≡ |
Thomas Gayner - Markel Group |
Add 2.51% |
12,000 |
0.02 |
≡ |
David Rolfe - Wedgewood Partners |
Add 9.56% |
301,176 |
0.35 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 5.80% |
306,360 |
0.07 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 2.27% |
9,900 |
0.01 |
Q2  2013 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 3.18% |
13,412 |
0.01 |
≡ |
Thomas Gayner - Markel Group |
Add 7.65% |
34,000 |
0.06 |
≡ |
David Rolfe - Wedgewood Partners |
Add 12.85% |
358,660 |
0.47 |
≡ |
Chuck Akre - Akre Capital Management |
Add 34.91% |
520,000 |
1.08 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 32.61% |
2,554,940 |
0.60 |
Q1  2013 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 2.68% |
11,012 |
0.01 |
≡ |
Thomas Gayner - Markel Group |
Add 9.89% |
40,000 |
0.06 |
≡ |
David Rolfe - Wedgewood Partners |
Add 27.69% |
605,392 |
0.88 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 12.84% |
1,154,000 |
0.26 |
Q4  2012 |
≡ |
David Rolfe - Wedgewood Partners |
Add 3.95% |
83,064 |
0.15 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 5.97% |
23,160 |
0.01 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 22.70% |
2,640,244 |
0.65 |
Q3  2012 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 1.05% |
4,020 |
0.00 |
≡ |
Thomas Gayner - Markel Group |
Add 5.20% |
20,000 |
0.03 |
≡ |
David Rolfe - Wedgewood Partners |
Add 9.97% |
190,788 |
0.41 |
≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 25.21% |
2,096,800 |
0.09 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 11.69% |
1,540,000 |
0.33 |
≡ |
Harry Burn - Sound Shore |
Sell 100.00% |
900,000 |
1.89 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Sell 100.00% |
938,968 |
2.06 |
Q2  2012 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 13.94% |
47,000 |
0.02 |
≡ |
Chuck Akre - Akre Capital Management |
Add 24.14% |
289,720 |
0.72 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 27.42% |
4,975,940 |
0.98 |
≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 27.41% |
3,141,396 |
0.13 |
≡ |
David Rolfe - Wedgewood Partners |
Reduce 19.89% |
475,016 |
1.13 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Reduce 13.41% |
145,424 |
0.32 |
≡ |
Harry Burn - Sound Shore |
Reduce 12.21% |
125,200 |
0.26 |
Q1  2012 |
≡ |
David Rolfe - Wedgewood Partners |
Add 5.37% |
121,776 |
0.29 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 7.03% |
22,140 |
0.01 |
≡ |
Thomas Gayner - Markel Group |
Add 14.27% |
48,000 |
0.06 |
≡ |
Chuck Akre - Akre Capital Management |
Buy |
1,200,000 |
3.69 |
≡ |
Harry Burn - Sound Shore |
Reduce 48.23% |
955,200 |
1.71 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 5.43% |
1,042,768 |
0.20 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Reduce 0.96% |
10,544 |
0.02 |
Q4  2011 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Add 7.44% |
75,792 |
0.16 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 13.20% |
36,728 |
0.02 |
≡ |
Warren Buffett - Berkshire Hathaway |
Add 25.02% |
2,293,200 |
0.09 |
≡ |
Stephen Mandel - Lone Pine Capital |
Add 111.12% |
10,099,544 |
1.96 |
≡ |
Thomas Gayner - Markel Group |
Add 154.08% |
204,000 |
0.27 |
≡ |
Harry Burn - Sound Shore |
Reduce 3.53% |
72,400 |
0.12 |
Q3  2011 |
≡ |
Thomas Gayner - Markel Group |
Add 707.32% |
116,000 |
0.15 |
≡ |
Warren Buffett - Berkshire Hathaway |
Buy |
9,166,832 |
0.33 |
≡ |
Stephen Mandel - Lone Pine Capital |
Buy |
9,088,768 |
1.62 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Buy |
1,019,144 |
2.13 |
≡ |
Harry Burn - Sound Shore |
Reduce 13.99% |
334,000 |
0.49 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 0.44% |
1,240 |
0.00 |
Q2  2011 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 41.59% |
82,100 |
0.03 |
≡ |
Harry Burn - Sound Shore |
Reduce 7.92% |
205,200 |
0.23 |
Q1  2011 |
≡ |
Harry Burn - Sound Shore |
Add 14.63% |
330,800 |
0.31 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 97.01% |
97,200 |
0.03 |
Q4  2010 |
≡ |
Thomas Gayner - Markel Group |
Buy |
16,400 |
0.02 |
≡ |
Thomas Russo - Gardner Russo & Quinn |
Buy |
100,200 |
0.07 |
≡ |
Harry Burn - Sound Shore |
Reduce 10.47% |
264,400 |
0.25 |
≡ |
Stephen Mandel - Lone Pine Capital |
Sell 100.00% |
10,866,428 |
1.88 |
Q3  2010 |
≡ |
Stephen Mandel - Lone Pine Capital |
Add 23.20% |
2,045,960 |
0.35 |
≡ |
Harry Burn - Sound Shore |
Add 29.15% |
570,000 |
0.60 |
≡ |
Chuck Akre - Akre Capital Management |
Sell 100.00% |
200,000 |
1.06 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Sell 100.00% |
1,435,360 |
2.66 |
≡ |
William Von Mueffling - Cantillon Capital Management |
Sell 100.00% |
1,862,948 |
3.32 |
Q2  2010 |
≡ |
William Von Mueffling - Cantillon Capital Management |
Add 9.06% |
154,800 |
0.28 |
≡ |
Chuck Akre - Akre Capital Management |
Add 108.33% |
104,000 |
0.55 |
≡ |
Harry Burn - Sound Shore |
Buy |
1,955,600 |
2.13 |
≡ |
Glenn Greenberg - Brave Warrior Advisors |
Buy |
1,435,360 |
2.66 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 39.37% |
5,728,336 |
1.08 |
Q1  2010 |
≡ |
William Von Mueffling - Cantillon Capital Management |
Add 74.93% |
731,668 |
1.74 |
≡ |
Chuck Akre - Akre Capital Management |
Buy |
96,000 |
0.67 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 33.46% |
7,314,692 |
1.61 |
≡ |
Harry Burn - Sound Shore |
Sell 100.00% |
1,407,200 |
1.55 |
Q4  2009 |
≡ |
Stephen Mandel - Lone Pine Capital |
Add 23.91% |
4,219,208 |
0.94 |
≡ |
Harry Burn - Sound Shore |
Reduce 38.73% |
889,600 |
0.98 |
Q3  2009 |
≡ |
Harry Burn - Sound Shore |
Add 62.52% |
883,600 |
0.77 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 35.00% |
9,500,604 |
2.12 |
Q2  2009 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 25.47% |
9,278,936 |
2.05 |
≡ |
Harry Burn - Sound Shore |
Reduce 21.24% |
381,200 |
0.35 |
≡ |
Bill Ackman - Pershing Square Capital Management |
Sell 100.00% |
8,821,856 |
6.36 |
Q1  2009 |
≡ |
Stephen Mandel - Lone Pine Capital |
Add 7.95% |
2,681,620 |
0.59 |
≡ |
Bill Ackman - Pershing Square Capital Management |
Reduce 69.09% |
19,720,576 |
14.22 |
≡ |
Harry Burn - Sound Shore |
Reduce 3.49% |
64,800 |
0.06 |
Q4  2008 |
≡ |
Stephen Mandel - Lone Pine Capital |
Add 81.33% |
15,134,328 |
3.40 |
≡ |
Bill Ackman - Pershing Square Capital Management |
Add 163.93% |
17,727,960 |
9.77 |
≡ |
Harry Burn - Sound Shore |
Buy |
1,859,200 |
1.58 |
Q3  2008 |
≡ |
Stephen Mandel - Lone Pine Capital |
Add 179.90% |
11,959,880 |
3.55 |
≡ |
Bill Ackman - Pershing Square Capital Management |
Buy |
10,814,472 |
4.38 |
Q2  2008 |
≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 57.38% |
8,952,000 |
2.67 |