| Q1  2026 |
| ≡ |
First Eagle Investment Management |
Add 2.07% |
10,812 |
0.01 |
| Q4  2025 |
| ≡ |
First Eagle Investment Management |
Add 2.03% |
10,373 |
0.01 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 7.14% |
500 |
0.05 |
| ≡ |
Bill Nygren - Oakmark Funds |
Add 45.40% |
978,857 |
0.58 |
| Q2  2025 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.02% |
200 |
0.00 |
| Q1  2025 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.31% |
2,750 |
0.01 |
| Q4  2024 |
| ≡ |
Bill Nygren - Oakmark Funds |
Add 0.25% |
12,179 |
0.01 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.67% |
5,850 |
0.02 |
| ≡ |
First Eagle Investment Management |
Add 0.95% |
5,019 |
0.00 |
| Q3  2024 |
| ≡ |
Thomas Gayner - Markel Group |
Add 2.81% |
23,750 |
0.09 |
| ≡ |
Bill Nygren - Oakmark Funds |
Add 11.15% |
486,492 |
0.33 |
| Q2  2024 |
| ≡ |
Thomas Gayner - Markel Group |
Add 2.62% |
21,550 |
0.08 |
| ≡ |
Bill Nygren - Oakmark Funds |
Add 35.69% |
1,148,054 |
0.73 |
| ≡ |
Robert Vinall - RV Capital GmbH |
Buy |
5,001 |
0.45 |
| Q1  2024 |
| ≡ |
Thomas Gayner - Markel Group |
Add 3.26% |
26,000 |
0.11 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 7.89% |
1,500 |
0.10 |
| Q4  2023 |
| ≡ |
First Eagle Investment Management |
Add 0.07% |
381 |
0.00 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 2.70% |
500 |
0.03 |
| ≡ |
Thomas Gayner - Markel Group |
Add 5.14% |
39,000 |
0.17 |
| ≡ |
Viking Global Investors |
Buy |
1,406,562 |
2.06 |
| Q3  2023 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.40% |
3,000 |
0.01 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 5.71% |
1,000 |
0.06 |
| Q2  2023 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 105.88% |
9,000 |
0.59 |
| Q1  2023 |
| ≡ |
First Eagle Investment Management |
Add 0.09% |
484 |
0.00 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Buy |
8,500 |
0.55 |
| Q3  2022 |
| ≡ |
Bill & Melinda Gates Foundation Trust |
Add 335.47% |
3,018,038 |
2.97 |
| Q4  2021 |
| ≡ |
Viking Global Investors |
Add 29.92% |
214,988 |
0.21 |
| Q3  2021 |
| ≡ |
Lee Ainslie - Maverick Capital |
Add 178.97% |
3,855 |
0.01 |
| ≡ |
Bill & Melinda Gates Foundation Trust |
Buy |
1,033,598 |
1.49 |
| Q2  2021 |
| ≡ |
Viking Global Investors |
Add 84.86% |
590,984 |
0.63 |
| Q1  2021 |
| ≡ |
Lee Ainslie - Maverick Capital |
Add 227.73% |
5,117 |
0.02 |
| ≡ |
Viking Global Investors |
Buy |
696,411 |
0.78 |
| Q4  2020 |
| ≡ |
Lee Ainslie - Maverick Capital |
Buy |
2,247 |
0.01 |
| Q2  2020 |
| ≡ |
Greenhaven Associates |
Add 106.30% |
1,075,338 |
3.74 |
| Q1  2020 |
| ≡ |
First Eagle Investment Management |
Add 0.94% |
38,464 |
0.02 |
| ≡ |
Greenhaven Associates |
Buy |
1,011,572 |
5.20 |
| Q1  2019 |
| ≡ |
Lee Ainslie - Maverick Capital |
Buy |
13,750 |
0.03 |
| Q3  2018 |
| ≡ |
Daniel Loeb - Third Point |
Add 22.73% |
250,000 |
0.26 |
| Q2  2018 |
| ≡ |
Daniel Loeb - Third Point |
Buy |
1,100,000 |
1.08 |
| Q4  2017 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Buy |
65 |
0.00 |
| Q3  2016 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.27% |
3,000 |
0.01 |
| Q1  2016 |
| ≡ |
Thomas Gayner - Markel Group |
Add 0.13% |
1,400 |
0.00 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 1.73% |
396,844 |
0.02 |
| Q4  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 5.41% |
56,000 |
0.12 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 34.20% |
5,832,040 |
0.34 |
| Q3  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 5.08% |
50,000 |
0.10 |
| Q2  2015 |
| ≡ |
Thomas Gayner - Markel Group |
Add 8.72% |
79,000 |
0.19 |
| Q1  2015 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 1.25% |
213,204 |
0.02 |
| ≡ |
Thomas Gayner - Markel Group |
Add 8.76% |
73,000 |
0.16 |
| Q4  2014 |
| ≡ |
Thomas Gayner - Markel Group |
Add 54.26% |
293,000 |
0.68 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 125.93% |
9,529,489 |
0.77 |
| Q3  2014 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 13.51% |
5,000 |
0.06 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Add 90.19% |
3,588,630 |
0.27 |
| ≡ |
Thomas Gayner - Markel Group |
Add 184.21% |
350,000 |
0.81 |
| Q2  2014 |
| ≡ |
Thomas Gayner - Markel Group |
Buy |
190,000 |
0.49 |
| Q3  2013 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 11.11% |
9,000 |
0.13 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 134.17% |
17,140 |
0.02 |
| Q2  2013 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 2.98% |
370 |
0.00 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 55.77% |
29,000 |
0.41 |
| Q1  2013 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Add 44.44% |
16,000 |
0.25 |
| Q3  2012 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 0.81% |
100 |
0.00 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Buy |
3,978,767 |
0.44 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Buy |
36,000 |
0.58 |
| Q2  2012 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 20.78% |
2,125 |
0.00 |
| Q1  2012 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 4.34% |
425 |
0.00 |
| Q1  2011 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Add 2.23% |
225 |
0.00 |
| Q1  2009 |
| ≡ |
David Katz - Matrix Asset Advisors |
Buy |
10,000 |
0.48 |