Costco Wholesale Corp

CUSIP: 22160k105 Class: cs

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 985 Value ($000) $850 Avg Close — Range —
Q1 2024
Shares 536 Value ($000) $393 Avg Close — Range —
Q4 2023
Shares 546 Value ($000) $360 Avg Close — Range —
Q2 2017
Shares 1,788 Value ($000) $286 Avg Close — Range —
Q1 2017
Shares 1,775 Value ($000) $298 Avg Close — Range —
Q4 2016
Shares 1,775 Value ($000) $284 Avg Close — Range —
Q2 2016
Shares 1,775 Value ($000) $279 Avg Close — Range —
Q1 2016
Shares 1,775 Value ($000) $280 Avg Close — Range —
Q4 2015
Shares 1,798 Value ($000) $290 Avg Close — Range —
Q3 2015
Shares 1,798 Value ($000) $260 Avg Close — Range —