Stock
Reported value
$204.3M
Holders
6
+1 new · −0 exited
Holders’ est. mark
−$18.7M
Price effect on 5 books still in the name
Largest holder
$198M
CHECK CAPITAL MANAGEMENT INC/CA
Holder count by quarter
Who holds it
Notable only| Investor | Shares | Value | Est. mark | Change |
|---|---|---|---|---|
| CHECK CAPITAL MANAGEMENT INC/CA | 690.4K | $198M | −$18.6M | Cut−$22.7M |
| Quaker Capital Investments, LLC | 17.1K | $4.91M | — | New |
| LAM GROUP, INC. | 2.37K | $678.6K | −$21.6K | Added$427.5K |
| Tandem Investment Advisors, Inc. | 1.22K | $349.7K | −$32.8K | Cut−$263.8K |
| Byrne Asset Management LLC | 844 | $242.1K | −$20.6K | Added$1.74K |
| SANDER CAPITAL ADVISORS INC | 96K | $27.6K | −$2.51K | Cut−$1.69K |
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.