Stock Taper 
GRAHAM HOLDINGS CO
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 PubMatic, Inc. | PUBM | 3.4M | $44.59M |
 Alphabet Inc. | GOOG | 982.25K | $347.06M |
 Berkshire Hathaway Inc. | BRK-B | 481.92K | $241.15M |
 Cable One, Inc. | CABO | 182.44K | $9.69M |
 Markel Corporation | MKL | 63.79K | $124.59M |
 Berkshire Hathaway Inc. | BRK-A | 422 | $316.01M |