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Costco Wholesale Corp

Tiffany Marie Barbre (Principal Accounting Officer) reports COST insider transactions

4COSTFiled Oct 26, 2026, 6:15 PM ET· Period Oct 22, 2026

AI-generated summary

Principal Accounting Officer Tiffany Marie Barbre received 1,965 shares as a grant on October 22, 2026. On the same date, 536.768 shares were disposed of for tax withholding at an average price of $1,018.21, valued at $546,542.55. Following these transactions, the insider directly held 6,583.68 shares of Common Stock.

View original filing on SEC.gov (opens SEC EDGAR)

Key facts

Insider
Tiffany Marie Barbre · Principal Accounting Officer
DateTransactionSharesPriceValueHeld afterOwnership
Oct 22, 2026A · grantFootnotes F1, F2+1,965$0.00$0.007,120.448Direct
Oct 22, 2026F · tax withholdingFootnotes F3−90.23$1,018.21$91,873.097,030.218Direct
Oct 22, 2026F · tax withholdingFootnotes F3−93.948$1,018.21$95,658.796,936.27Direct
Oct 22, 2026F · tax withholdingFootnotes F3−101.536$1,018.21$103,384.976,834.734Direct
Oct 22, 2026F · tax withholdingFootnotes F3−84.603$1,018.21$86,143.626,750.131Direct
Oct 22, 2026F · tax withholdingFootnotes F3−166.451$1,018.21$169,482.076,583.68Direct
Footnotes
  1. F1 Grant of Restricted Stock Units. Vests one-fifth on October 22, 2027, and one-fifth annually on October 22 for the following four years. In addition, under the 2019 Stock Incentive Plan, this grant is eligible for accelerated vesting upon the anniversary of the reporting person's 25th, 30th and 35th years of service.
  2. F2 Not applicable. Grant of Restricted Stock Units.
  3. F3 This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on Nasdaq on October 22, 2026.

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Not investment advice. Summaries can contain errors; the SEC filing is the official record.