Ownership history in PECAUT & CO. · 49 quarters on record
This page tracks every 13F SEC filing in which PECAUT & CO. reported a position in COSTCO WHSL CORP NEW (COST). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 7,037 | -49 | -0.7% | 1.96% | $6.1M | $861.16 |
| 2025 Q3 | REDUCED | 7,086 | -340 | -4.6% | 2.11% | $6.6M | $923.06 |
| 2025 Q2 | REDUCED | 7,426 | -20 | -0.3% | 2.44% | $7.4M | $985.83 |
| 2025 Q1 | REDUCED | 7,446 | -488 | -6.2% | 2.40% | $7.0M | $940.62 |
| 2024 Q4 | REDUCED | 7,934 | -1,028 | -11.5% | 2.51% | $7.3M | $910.27 |
| 2024 Q3 | REDUCED | 8,962 | -2 | -0.0% | 2.81% | $7.9M | $879.55 |
| 2024 Q2 | REDUCED | 8,964 | -39 | -0.4% | 2.88% | $7.6M | $842.10 |
| 2024 Q1 | REDUCED | 9,003 | -300 | -3.2% | 2.46% | $6.6M | $724.67 |
| 2023 Q4 | UNCHANGED | 9,303 | — | 0% | 2.47% | $6.1M | $651.95 |
| 2023 Q3 | REDUCED | 9,303 | -328 | -3.4% | 2.20% | $5.3M | $544.60 |
As of 2025 Q4 — sorted by position size