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$COST
$1,005.16 +$1.84 (0.18%) Live

Insider Transactions

What Costco Wholesale Corp's executives and directors are doing with their own shares, from SEC Form 3/4/5 filings — separating what the filings state (awards, withholding, disclosed plans) from what only the pattern of dates shows.

Insider trades

3 months 12 months
Open-market buys 0 0
Sells 3 13
Total trades 55 74

Shares traded

3 months 12 months
Acquired 54,221 54,436
Disposed 23,135 54,497
Net activity +31,086 −61

See the story behind these numbers

View rich charts and dive into the patterns of specific insiders — who is accumulating, who is winding down, and which sale explanations the filings actually support.

Open-market buyer Disclosed 10b5-1 Heavy discretionary Sign up free

All transactions

Insider Relation Date Transaction Shares Price Value Shares held
Millerchip Gary Executive Vice President Oct 22 Withheld — tax / exercise cost · F −817 $1,018.21 −$832K 19,975
Millerchip Gary Executive Vice President Oct 22 Withheld — tax / exercise cost · F −500 $1,018.21 −$509K 20,792
Millerchip Gary Executive Vice President Oct 22 Withheld — tax / exercise cost · F −313 $1,018.21 −$319K 21,292
Millerchip Gary Executive Vice President Oct 22 Grant / award · A +6,140 — — 21,605
Vachris Roland Michael President and CEO Oct 22 Withheld — tax / exercise cost · F −1,131 $1,018.21 −$1.15M 62,575
Vachris Roland Michael President and CEO Oct 22 Withheld — tax / exercise cost · F −1,121 $1,018.21 −$1.14M 63,707
Vachris Roland Michael President and CEO Oct 22 Withheld — tax / exercise cost · F −1,404 $1,018.21 −$1.43M 64,827
Vachris Roland Michael President and CEO Oct 22 Grant / award · A +13,973 — — 66,231
Wilderotter Maggie Director Oct 22 Grant / award · A +266 — — 8,527
Stanton John W Director Oct 22 Grant / award · A +266 — — 24,356
Raimondo Gina Marie Director Oct 22 Grant / award · A +266 — — 481
Raikes Jeffrey S Director Oct 22 Grant / award · A +266 — — 6,310
Klauer James C Executive Vice President Oct 22 Withheld — tax / exercise cost · F −542 $1,018.21 −$552K 45,929
Klauer James C Executive Vice President Oct 22 Withheld — tax / exercise cost · F −443 $1,018.21 −$451K 46,470
Klauer James C Executive Vice President Oct 22 Withheld — tax / exercise cost · F −530 $1,018.21 −$540K 46,913
Klauer James C Executive Vice President Oct 22 Withheld — tax / exercise cost · F −396 $1,018.21 −$403K 47,443
Klauer James C Executive Vice President Oct 22 Withheld — tax / exercise cost · F −191 $1,018.21 −$194K 47,839
Jewell Sarah Mr Sally Director Oct 22 Grant / award · A +266 — — 3,879
James Hamilton E Director Oct 22 Grant / award · A +266 — — 55,804
George Sarah Catherine Executive Vice President Oct 22 Withheld — tax / exercise cost · F −47 $1,018.21 −$47.6K 3,868

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