LOS ANGELES, CA
| Filer | Form | Target | Filed | Activity | |
|---|---|---|---|---|---|
BUFFETT WARREN ECIK · 315090 | 4 Trade | BERKSHIRE HATHAWAY INCCIK · 1067983 | May 26, 2026 May 26, 2026 | 2txn | |
GUNDERSON ROBERT V JRCIK · 1302450 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | May 22, 2026 May 22, 2026 | 1txn | |
BUFFETT WARREN ECIK · 315090 | 4 Trade | BERKSHIRE HATHAWAY INCCIK · 1067983 | May 20, 2026 May 20, 2026 | 4txn | |
BERKSHIRE HATHAWAY INCCIK · 1067983 | 13F-HR Holdings | — | May 15, 2026 May 15, 2026 | — | |
BERKSHIRE HATHAWAY INCCIK · 1067983 | 4 Trade | DAVITA INC.CIK · 927066 | May 5, 2026 May 5, 2026 | 1txn | |
O'SULLIVAN MICHAEL J.CIK · 1713777 | 3 Initial | BERKSHIRE HATHAWAY INCCIK · 1067983 | May 5, 2026 May 5, 2026 | 1txn | |
DECKER SUSAN LCIK · 1234655 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Apr 28, 2026 Apr 28, 2026 | 2txn | |
JAIN AJITCIK · 1728451 | 4 Trade | BERKSHIRE HATHAWAY INCCIK · 1067983 | Mar 27, 2026 Mar 27, 2026 | 6txn | |
BUFFETT WARREN ECIK · 315090 | 4 Trade | BERKSHIRE HATHAWAY INCCIK · 1067983 | Mar 19, 2026 Mar 19, 2026 | 2txn | |
BERKSHIRE HATHAWAY INCCIK · 1067983 | 13F-HR Holdings | — | Feb 17, 2026 Feb 17, 2026 | — | |
BERKSHIRE HATHAWAY INCCIK · 1067983 | 4 Trade | LIBERTY LIVE HOLDINGS, INC.CIK · 2078416 | Feb 17, 2026 Feb 17, 2026 | 10txn | |
BERKSHIRE HATHAWAY INCCIK · 1067983 | 3 Initial | LIBERTY LIVE HOLDINGS, INC.CIK · 2078416 | Feb 17, 2026 Feb 17, 2026 | 2txn | |
VORSATZ MARK LAWRENCECIK · 2071142 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | Feb 4, 2026 Feb 4, 2026 | 2txn | |
BERKSHIRE HATHAWAY INCCIK · 1067983 | 4 Trade | DAVITA INC.CIK · 927066 | Feb 2, 2026 Feb 2, 2026 | 1txn | |
OLSON RONALD LCIK · 1192668 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | Dec 22, 2025 Dec 22, 2025 | 1txn | |
JOYCE JOHN RCIK · 1180451 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | Dec 22, 2025 Dec 22, 2025 | 1txn | |
GUNDERSON ROBERT V JRCIK · 1302450 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | Dec 22, 2025 Dec 22, 2025 | 1txn | |
NICOLAI JOHNCIK · 2084214 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | Dec 22, 2025 Dec 22, 2025 | 1txn | |
DURABLE CAPITAL PARTNERS LPCIK · 1798849 | 4 Trade | ANDERSEN GROUP INC.CIK · 2065708 | Dec 19, 2025 Dec 19, 2025 | 2txn | |
DURABLE CAPITAL PARTNERS LPCIK · 1798849 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Dec 19, 2025 Dec 19, 2025 | 1txn | |
DECKELMAN WILLIAM L JRCIK · 1201537 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Dec 16, 2025 Dec 16, 2025 | 1txn | |
LIVINGSTON NEALCIK · 2084931 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Dec 16, 2025 Dec 16, 2025 | 1txn | |
JOYCE JOHN RCIK · 1180451 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Dec 16, 2025 Dec 16, 2025 | 2txn | |
KARCZEWSKI JOSEPHCIK · 2084278 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Dec 16, 2025 Dec 16, 2025 | 2txn | |
GUNDERSON ROBERT V JRCIK · 1302450 | 3 Initial | ANDERSEN GROUP INC.CIK · 2065708 | Dec 16, 2025 Dec 16, 2025 | 1txn |