| Q1  2026 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 35.17% |
45,780,506 |
3.60 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 7.49% |
200 |
0.00 |
| ≡ |
Torray Funds |
Reduce 6.48% |
9,363 |
0.30 |
| ≡ |
Christopher Bloomstran - Semper Augustus |
Reduce 5.10% |
326 |
0.01 |
| ≡ |
Dodge & Cox Funds |
Reduce 3.58% |
7,605 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 2.50% |
50 |
0.00 |
| Q4  2025 |
| ≡ |
Bill Nygren - Oakmark Funds |
Reduce 18.33% |
303 |
0.00 |
| ≡ |
Mairs & Power Funds |
Reduce 5.77% |
1,323 |
0.00 |
| ≡ |
Dodge & Cox Funds |
Reduce 4.73% |
10,557 |
0.00 |
| Q3  2025 |
| ≡ |
Bill Nygren - Oakmark Funds |
Reduce 33.80% |
844 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 2.44% |
50 |
0.00 |
| Q2  2025 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 36.68% |
1,547 |
0.00 |
| ≡ |
Dodge & Cox Funds |
Reduce 0.47% |
860 |
0.00 |
| Q1  2025 |
| ≡ |
Bill Nygren - Oakmark Funds |
Reduce 15.22% |
333 |
0.00 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 5.55% |
248 |
0.00 |
| ≡ |
Mairs & Power Funds |
Reduce 3.86% |
815 |
0.00 |
| ≡ |
John Rogers - Ariel Investments |
Reduce 2.74% |
1,064 |
0.00 |
| ≡ |
Dodge & Cox Funds |
Reduce 0.46% |
836 |
0.00 |
| Q4  2024 |
| ≡ |
Mairs & Power Funds |
Reduce 3.19% |
696 |
0.00 |
| ≡ |
Dodge & Cox Funds |
Reduce 0.18% |
325 |
0.00 |
| Q3  2024 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 4.34% |
202 |
0.00 |
| ≡ |
Mairs & Power Funds |
Reduce 3.43% |
775 |
0.00 |
| ≡ |
Dodge & Cox Funds |
Reduce 0.31% |
575 |
0.00 |
| ≡ |
Kahn Brothers Group |
Sell 100.00% |
1,800 |
0.05 |
| ≡ |
Harry Burn - Sound Shore |
Sell 100.00% |
85,155 |
0.44 |
| Q2  2024 |
| ≡ |
Mairs & Power Funds |
Reduce 7.23% |
1,760 |
0.00 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 3.55% |
4,369,673 |
0.24 |
| ≡ |
Dodge & Cox Funds |
Reduce 0.48% |
885 |
0.00 |
| ≡ |
John Rogers - Ariel Investments |
Reduce 0.19% |
62 |
0.00 |
| Q1  2024 |
| ≡ |
Kahn Brothers Group |
Reduce 26.47% |
648 |
0.01 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 2.47% |
3,113,119 |
0.15 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 2.15% |
102 |
0.00 |
| Q4  2023 |
| ≡ |
Kahn Brothers Group |
Reduce 24.63% |
800 |
0.02 |
| ≡ |
Bill & Melinda Gates Foundation Trust |
Sell 100.00% |
21,500 |
0.01 |
| ≡ |
Lee Ainslie - Maverick Capital |
Sell 100.00% |
6,238 |
0.02 |
| Q3  2023 |
| ≡ |
Lee Ainslie - Maverick Capital |
Reduce 23.86% |
1,955 |
0.01 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 10.45% |
12,871,831 |
0.69 |
| Q2  2023 |
| ≡ |
Christopher Bloomstran - Semper Augustus |
Reduce 7.16% |
251 |
0.01 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 7.01% |
9,287,475 |
0.42 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 2.18% |
105 |
0.00 |
| ≡ |
First Eagle Investment Management |
Sell 100.00% |
1,047 |
0.00 |
| ≡ |
Prem Watsa - Fairfax Financial Holdings |
Sell 100.00% |
314,000 |
3.64 |
| Q1  2023 |
| ≡ |
First Eagle Investment Management |
Reduce 48.95% |
1,004 |
0.00 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 18.76% |
30,568,176 |
1.54 |
| Q4  2022 |
| ≡ |
Christopher Bloomstran - Semper Augustus |
Reduce 2.96% |
107 |
0.01 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 1.44% |
2,383,547 |
0.14 |
| Q3  2022 |
| ≡ |
Christopher Bloomstran - Semper Augustus |
Reduce 11.50% |
469 |
0.02 |
| ≡ |
First Eagle Investment Management |
Reduce 1.88% |
32 |
0.00 |
| Q1  2022 |
| ≡ |
Kahn Brothers Group |
Reduce 2.99% |
100 |
0.00 |
| ≡ |
David Katz - Matrix Asset Advisors |
Sell 100.00% |
124,415 |
1.90 |
| Q4  2021 |
| ≡ |
Kahn Brothers Group |
Reduce 15.20% |
600 |
0.01 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 1.41% |
1,785 |
0.03 |
| ≡ |
Lee Ainslie - Maverick Capital |
Sell 100.00% |
21,633 |
0.02 |
| Q3  2021 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 1.70% |
82 |
0.00 |
| Q2  2021 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 3.40% |
4,380 |
0.07 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 2.32% |
548,351 |
0.02 |
| Q1  2021 |
| ≡ |
Warren Buffett - Berkshire Hathaway |
Reduce 51.19% |
24,826,694 |
0.96 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 41.71% |
3,447 |
0.00 |
| ≡ |
Lee Ainslie - Maverick Capital |
Sell 100.00% |
9,720 |
0.01 |
| Q4  2020 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 7.87% |
706 |
0.00 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 0.08% |
98 |
0.00 |
| Q3  2020 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 1.50% |
137 |
0.00 |
| ≡ |
Lee Ainslie - Maverick Capital |
Sell 100.00% |
15,282 |
0.03 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Sell 100.00% |
52,000 |
0.87 |
| Q2  2020 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Reduce 21.21% |
14,000 |
0.23 |
| ≡ |
Kahn Brothers Group |
Reduce 12.68% |
428 |
0.01 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 3.15% |
3,058 |
0.05 |
| ≡ |
Harry Burn - Sound Shore |
Sell 100.00% |
360,250 |
2.81 |
| Q1  2020 |
| ≡ |
Kahn Brothers Group |
Reduce 22.85% |
1,000 |
0.01 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 9.25% |
800 |
0.00 |
| ≡ |
Lee Ainslie - Maverick Capital |
Sell 100.00% |
19,897 |
0.03 |
| Q4  2019 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 17.39% |
1,600 |
0.34 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 4.42% |
400 |
0.00 |
| Q3  2019 |
| ≡ |
Kahn Brothers Group |
Reduce 4.37% |
200 |
0.00 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 2.37% |
220 |
0.00 |
| Q2  2019 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 7.44% |
745 |
0.00 |
| Q1  2019 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 6.10% |
650 |
0.00 |
| Q3  2018 |
| ≡ |
Kahn Brothers Group |
Reduce 17.83% |
900 |
0.02 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 3.35% |
370 |
0.00 |
| Q2  2018 |
| ≡ |
Robert Olstein - Olstein Capital Management |
Reduce 17.19% |
5,500 |
0.09 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 10.65% |
1,315 |
0.00 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 3.16% |
300 |
0.07 |
| Q1  2018 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 28.29% |
4,871 |
0.00 |
| Q4  2017 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 30.15% |
4,100 |
0.85 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 29.01% |
7,037 |
0.00 |
| Q3  2017 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 6.21% |
900 |
0.18 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 6.19% |
1,600 |
0.00 |
| Q2  2017 |
| ≡ |
Kahn Brothers Group |
Reduce 6.90% |
300 |
0.00 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 4.32% |
1,166 |
0.00 |
| Q1  2017 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 7.45% |
2,175 |
0.00 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 2.68% |
400 |
0.07 |
| Q4  2016 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 17.85% |
6,345 |
0.01 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 5.10% |
800 |
0.16 |
| Q3  2016 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 7.78% |
2,997 |
0.00 |
| ≡ |
Kahn Brothers Group |
Reduce 4.40% |
200 |
0.00 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 4.27% |
700 |
0.12 |
| Q2  2016 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 18.00% |
3,600 |
0.68 |
| ≡ |
Kahn Brothers Group |
Reduce 17.18% |
840 |
0.01 |
| ≡ |
Thomas Russo - Gardner Russo & Quinn |
Reduce 5.73% |
2,344 |
0.00 |
| Q1  2016 |
| ≡ |
David Katz - Matrix Asset Advisors |
Reduce 6.98% |
1,500 |
0.25 |