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COSTCO WHSL CORP NEW
$COSTLast close: $1011.15(2026-04-24)BRK current position: 4,333,363 shares ($1.31B as of 2020-06-30)Quarters with activity: 1CUSIP: 22160K105
Price history with Berkshire transactions
InitiatedAddedTrimmedExited
COSTS&P 500 (right axis, $)Shares held (right axis)
Hover for daily price. Triangle markers show quarter-end Berkshire buy (▲ green) / sell (▼ orange/red) events from 13F-HR filings. Quarter-level granularity only — actual trade dates are not disclosed.
Berkshire's quarterly position history
| Quarter | Shares | Δ Shares | Action | Value (USD) | 13F |
|---|---|---|---|---|---|
| 2020-06-30 | 4,333,363 | — | held | $1,313.9M | View |
| 2020-03-31 | 4,333,363 | — | held | $1,235.6M | View |
| 2019-12-31 | 4,333,363 | — | held | $1,273.7M | View |
| 2019-09-30 | 4,333,363 | — | held | $1,248.5M | View |
| 2019-06-30 | 4,333,363 | — | held | $1,145.1M | View |
| 2019-03-31 | 4,333,363 | — | held | $1,049.3M | View |
| 2018-12-31 | 4,333,363 | — | held | $882.7M | View |
| 2018-09-30 | 4,333,363 | — | held | $1,017.8M | View |
| 2018-06-30 | 4,333,363 | — | held | $905.6M | View |
| 2018-03-31 | 4,333,363 | — | held | $816.5M | View |
| 2017-12-31 | 4,333,363 | — | held | $806.5M | View |
| 2017-09-30 | 4,333,363 | — | held | $711.9M | View |
| 2017-06-30 | 4,333,363 | — | held | $693M | View |
| 2017-03-31 | 4,333,363 | — | held | $726.7M | View |
| 2016-12-31 | 4,333,363 | — | held | $693.8M | View |
| 2016-09-30 | 4,333,363 | — | held | $660.9M | View |
| 2016-06-30 | 4,333,363 | — | held | $680.5M | View |
| 2016-03-31 | 4,333,363 | — | held | $682.9M | View |
| 2015-12-31 | 4,333,363 | — | held | $699.8M | View |
| 2015-09-30 | 4,333,363 | — | held | $626.5M | View |
| 2015-06-30 | 4,333,363 | — | held | $585.3M | View |
| 2015-03-31 | 4,333,363 | — | held | $656.5M | View |
| 2014-12-31 | 4,333,363 | — | held | $614.3M | View |
| 2014-09-30 | 4,333,363 | — | held | $543.1M | View |
| 2014-06-30 | 4,333,363 | — | held | $499M | View |
| 2014-03-31 | 4,333,363 | — | held | $484M | View |
| 2013-12-31 | 4,333,363 | — | held | $515.8M | View |
| 2013-09-30 | 4,333,363 | — | held | $499.1M | View |
| 2013-06-30 | 4,333,363 | +4,333,363 | initiated | $479.1M | View |
Prices via Yahoo Finance. Berkshire position data from quarterly 13F-HR filings. 13F has a ~45-day filing lag and only covers long US-listed equity positions. Cost basis below is approximated from the quarter-end value at which shares were added (FIFO).