| Q2  2018 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Sell 100.00% |
18,970,134 |
1.17 |
| ≡ |
Chris Hohn - TCI Fund Management |
Sell 100.00% |
476,500 |
0.31 |
| ≡ |
Daniel Loeb - Third Point |
Sell 100.00% |
200,000 |
0.18 |
| ≡ |
Prem Watsa - Fairfax Financial Holdings |
Sell 100.00% |
6,200 |
0.05 |
| Q1  2018 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 62.02% |
7,261,387 |
0.45 |
| ≡ |
Chris Hohn - TCI Fund Management |
Buy |
476,500 |
0.31 |
| ≡ |
Thomas Gayner - Markel Group |
Sell 100.00% |
396,700 |
0.87 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Sell 100.00% |
2,425 |
0.00 |
| Q4  2017 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 31.95% |
2,835,278 |
0.17 |
| ≡ |
Daniel Loeb - Third Point |
Buy |
200,000 |
0.17 |
| ≡ |
David Einhorn - Greenlight Capital |
Sell 100.00% |
384,900 |
0.77 |
| ≡ |
Kahn Brothers Group |
Sell 100.00% |
1,782 |
0.03 |
| Q3  2017 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 10.34% |
831,685 |
0.06 |
| ≡ |
Kahn Brothers Group |
Reduce 25.31% |
604 |
0.01 |
| Q2  2017 |
| ≡ |
David Einhorn - Greenlight Capital |
Reduce 6.12% |
25,100 |
0.05 |
| ≡ |
Kahn Brothers Group |
Reduce 25.34% |
810 |
0.01 |
| Q1  2017 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Buy |
2,425 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 52.24% |
3,496 |
0.07 |
| ≡ |
Daniel Loeb - Third Point |
Sell 100.00% |
1,100,000 |
1.14 |
| Q4  2016 |
| ≡ |
David Einhorn - Greenlight Capital |
Buy |
410,000 |
0.90 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Buy |
8,041,784 |
0.57 |
| ≡ |
Prem Watsa - Fairfax Financial Holdings |
Buy |
6,200 |
0.06 |
| ≡ |
Kahn Brothers Group |
Reduce 3.46% |
240 |
0.00 |
| ≡ |
Daniel Loeb - Third Point |
Reduce 70.27% |
2,600,000 |
2.69 |
| Q3  2016 |
| ≡ |
Daniel Loeb - Third Point |
Add 85.00% |
1,700,000 |
1.51 |
| ≡ |
Kahn Brothers Group |
Reduce 2.56% |
182 |
0.00 |
| Q2  2016 |
| ≡ |
Daniel Loeb - Third Point |
Buy |
2,000,000 |
1.99 |
| ≡ |
Kahn Brothers Group |
Reduce 69.18% |
5,356 |
0.09 |
| Q1  2016 |
| ≡ |
Thomas Gayner - Markel Group |
Add 1.20% |
4,700 |
0.01 |
| ≡ |
Kahn Brothers Group |
Reduce 5.26% |
430 |
0.01 |
| Q4  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 57.43% |
143,000 |
0.38 |
| ≡ |
Kahn Brothers Group |
Reduce 1.52% |
126 |
0.00 |
| Q3  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 30.37% |
58,000 |
0.13 |
| ≡ |
Kahn Brothers Group |
Reduce 4.66% |
406 |
0.01 |
| Q2  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 24.03% |
37,000 |
0.10 |
| Q1  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 62.11% |
59,000 |
0.17 |
| ≡ |
Kahn Brothers Group |
Reduce 2.07% |
184 |
0.00 |
| Q4  2014 |
| ≡ |
Thomas Gayner - Markel Group |
Add 82.69% |
43,000 |
0.14 |
| Q3  2014 |
| ≡ |
Thomas Gayner - Markel Group |
Add 57.58% |
19,000 |
0.06 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Sell 100.00% |
1,700 |
0.00 |
| Q2  2014 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Buy |
1,700 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 0.11% |
10 |
0.00 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Sell 100.00% |
5,767,733 |
2.95 |
| ≡ |
Lee Ainslie - Maverick Capital |
Sell 100.00% |
1,492,200 |
2.38 |
| Q1  2014 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 1.07% |
62,674 |
0.03 |
| ≡ |
Thomas Gayner - Markel Group |
Reduce 7.56% |
2,700 |
0.01 |
| Q4  2013 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 37.68% |
3,524,446 |
1.90 |
| Q3  2013 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 50.71% |
3,147,590 |
1.57 |
| Q2  2013 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 6.83% |
455,287 |
0.23 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Sell 100.00% |
2,040 |
0.00 |
| Q1  2013 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 24.34% |
1,304,240 |
0.74 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.85% |
300 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 1.35% |
122 |
0.00 |
| Q4  2012 |
| ≡ |
Thomas Gayner - Markel Group |
Add 13.83% |
4,300 |
0.02 |
| ≡ |
Kahn Brothers Group |
Add 1.97% |
174 |
0.00 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 15.34% |
970,564 |
0.59 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 17.61% |
436 |
0.00 |
| Q3  2012 |
| ≡ |
Thomas Gayner - Markel Group |
Add 19.16% |
5,000 |
0.02 |
| ≡ |
Kahn Brothers Group |
Reduce 3.50% |
321 |
0.01 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 21.46% |
1,729,165 |
1.02 |
| Q2  2012 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 23.82% |
1,550,082 |
0.82 |
| ≡ |
Thomas Gayner - Markel Group |
Buy |
26,100 |
0.10 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 2.94% |
75 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 3.47% |
330 |
0.01 |
| Q1  2012 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 9.82% |
582,072 |
0.30 |
| Q4  2011 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 16.48% |
361 |
0.00 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 13.53% |
706,048 |
0.38 |
| ≡ |
Bill & Melinda Gates Foundation Trust |
Sell 100.00% |
500,000 |
0.20 |
| Q3  2011 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 2.71% |
137,515 |
0.07 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 31.35% |
1,000 |
0.00 |
| Q2  2011 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 118.71% |
2,758,530 |
1.55 |
| Q1  2011 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Buy |
2,323,792 |
1.39 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 5.20% |
175 |
0.00 |
| Q4  2010 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Buy |
3,365 |
0.01 |
| Q2  2010 |
| ≡ |
Bill & Melinda Gates Foundation Trust |
Buy |
500,000 |
0.19 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Sell 100.00% |
2,979,981 |
2.06 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Sell 100.00% |
4,715 |
0.01 |
| Q1  2010 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 6.63% |
335 |
0.00 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 63.59% |
5,205,468 |
3.60 |
| Q4  2009 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 0.98% |
50 |
0.00 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 2.48% |
207,928 |
0.17 |
| Q3  2009 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 7.23% |
566,113 |
0.57 |
| Q2  2009 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 79.68% |
3,471,100 |
3.67 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 10.53% |
600 |
0.00 |
| Q1  2009 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Add 2.98% |
126,005 |
0.17 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 27.85% |
2,200 |
0.01 |
| Q4  2008 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Buy |
4,230,159 |
5.11 |
| Q3  2008 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Sell 100.00% |
1,811,400 |
3.36 |
| Q2  2008 |
| ≡ |
Stephen Mandel - Lone Pine Capital |
Reduce 25.82% |
630,500 |
1.17 |