Costco Wholesale CorporationCOSTNASDAQ
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| Date | Insider | Title | Type | Price | Shares | Value | Owned After |
|---|---|---|---|---|---|---|---|
| Mar 3, 26 | Kirkham Michael Ryan | Officer | Sale | $32.47 | 986 | $32.02K | 16.29K |
| Mar 2, 26 | Ye Changqing | CTO | Sale | -- | -- | -- | 50.00K |
| Mar 2, 26 | Ye Changqing | CTO | Sale | -- | 40.00K | -- | -- |
| Mar 2, 26 | CHENG MEI WEI | CTO | Sale | -- | -- | -- | 20.00K |
| Mar 2, 26 | CHENG MEI WEI | CTO | Sale | -- | 40.00K | -- | -- |
| Mar 2, 26 | Zhang Jinshu | CTO | Sale | -- | -- | -- | 54.00K |
| Mar 2, 26 | Zhang Jinshu | CTO | Sale | -- | 40.00K | -- | -- |
| Mar 2, 26 | Mattis Wenjuan | CTO | Sale | -- | 112.50K | -- | 970.69K |
| Mar 2, 26 | Svendsen Kurt D | Officer | Sale | $100.29 | 475.959 | $47.73K | 12.29K |
| Mar 2, 26 | Svendsen Kurt D | Officer | Sale | -- | 475.959 | -- | -- |
| Mar 2, 26 | Svendsen Kurt D | Officer | Sale | $100.29 | 173 | $17.35K | 12.12K |
| Mar 2, 26 | MOELLER PETER D | Officer | Sale | $100.29 | 291 | $29.18K | 665.586 |
| Mar 2, 26 | MOELLER PETER D | Officer | Sale | $100.29 | 950.862 | $95.36K | 956.586 |
| Mar 2, 26 | MOELLER PETER D | Officer | Sale | -- | 950.862 | -- | -- |
| Mar 2, 26 | Wille Scott | CTO | Sale | -- | 3.08K | -- | 21.70K |
| Mar 2, 26 | Wille Scott | CTO | Sale | -- | 3.08K | -- | -- |
| Mar 2, 26 | Wille Scott | CTO | Sale | -- | 10.73K | -- | 10.73K |
| Feb 27, 26 | WILDER C JOHN | 10 percent owner | Sale | $3.36 | 33.18K | $111.47K | 30.45M |
| Mar 2, 26 | WILDER C JOHN | 10 percent owner | Sale | $3.41 | 22.22K | $75.78K | 30.42M |
| Mar 3, 26 | WILDER C JOHN | 10 percent owner | Sale | $3.69 | 64.70K | $238.74K | 30.36K |
| Mar 3, 26 | WILDER C JOHN | 10 percent owner | Sale | $4.09 | 26.68K | $109.10K | 30.33M |
| Mar 3, 26 | Benitez Juan II | CTO | Sale | $41.90 | 2.40K | $100.55K | 16.88K |
| Mar 2, 26 | Isaacman Jared | 10 percent owner | Sale | $43.83 | 45.69K | $2.00M | 1.37M |
| Mar 2, 26 | SANCHEZ ADALIO T | CTO | Sale | $40.98 | 3.00K | $122.94K | 64.38K |
| Mar 2, 26 | Stone West Mary E | CTO | Sale | -- | 9.47K | -- | 42.36K |
| Mar 2, 26 | Stone West Mary E | CTO | Sale | -- | 9.47K | -- | -- |
| Mar 2, 26 | Stone West Mary E | CTO | Sale | -- | 10.73K | -- | 10.73K |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | -- | 11.68K | -- | 37.58K |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | -- | 24.16K | -- | -- |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | -- | 13.66K | -- | 13.66K |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | -- | 24.16K | -- | 61.74K |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | $50.97 | 1.54K | $78.49K | 60.20K |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | $50.97 | 13.66K | $696.15K | 38.45K |
| Mar 1, 26 | Thomas Toby L. | COO | Sale | $50.97 | 8.09K | $412.29K | 52.11K |
| Mar 2, 26 | Mensah Sarah | CTO | Sale | -- | 9.47K | -- | 9.47K |
| Mar 2, 26 | Mensah Sarah | CTO | Sale | -- | 10.73K | -- | 10.73K |
| Mar 2, 26 | Mensah Sarah | CTO | Sale | -- | 9.47K | -- | -- |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 358 | -- | 1.47K |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 3.76K | -- | 3.76K |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 1.23K | -- | 2.70K |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 1.16K | -- | 3.86K |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 555 | -- | 4.42K |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 555 | -- | -- |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 1.23K | -- | 1.23K |
| Mar 1, 26 | Benyosef Ofer | Officer | Sale | -- | 1.16K | -- | 2.32K |
| Mar 2, 26 | Miller Michael Benjamin | Officer | Sale | $164.00 | 413 | $67.73K | 7.64K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 4.98K | -- | 4.98K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 313 | -- | 3.75K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 1.35K | -- | 2.70K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 1.08K | -- | 4.83K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 1.35K | -- | 6.17K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 1.08K | -- | 1.08K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 486 | -- | 6.66K |
| Mar 1, 26 | Woelfel Jessica | Officer | Sale | -- | 486 | -- | -- |
| Mar 1, 26 | TIERNEY BRIAN X | CEO | Sale | -- | 80.34K | -- | 453.22K |
| Mar 1, 26 | TIERNEY BRIAN X | CEO | Sale | $50.97 | 76.30K | $3.89M | 538.14K |
| Mar 1, 26 | TIERNEY BRIAN X | CEO | Sale | -- | 229.58K | -- | -- |
| Mar 1, 26 | TIERNEY BRIAN X | CEO | Sale | -- | 229.58K | -- | 682.80K |
| Mar 1, 26 | TIERNEY BRIAN X | CEO | Sale | $50.97 | 68.36K | $3.48M | 614.44K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 805 | -- | 36.22K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 12.65K | -- | 12.65K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 5.14K | -- | 41.36K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 1.25K | -- | -- |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 3.87K | -- | 7.74K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 3.87K | -- | 45.23K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 5.14K | -- | 5.14K |
| Mar 1, 26 | Blachar Doron | CEO | Sale | -- | 1.25K | -- | 46.48K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | -- | 23.21K | -- | 141.20K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | $50.97 | 22.34K | $1.14M | 146.35K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | -- | 66.93K | -- | -- |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | -- | 66.93K | -- | 208.13K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | $50.97 | 22.24K | $1.13M | 168.70K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | -- | 22.34K | -- | 22.34K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | $50.97 | 11.48K | $585.14K | 196.65K |
| Mar 1, 26 | K. Jon Taylor | CFO | Sale | $50.97 | 5.71K | $291.09K | 190.94K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 447 | -- | 4.93K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 5.95K | -- | 5.95K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 1.95K | -- | 6.88K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 1.94K | -- | 8.82K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 694 | -- | -- |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 694 | -- | 9.51K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 1.95K | -- | 1.95K |
| Mar 1, 26 | Ginzburg Assi | CFO | Sale | -- | 1.94K | -- | 3.87K |
| Mar 1, 26 | Willis Aron John | Officer | Sale | -- | 3.46K | -- | 3.46K |
| Mar 2, 26 | Pinkham Allison Suzanne | Officer | Sale | -- | 169.49K | -- | 169.49K |
| Mar 1, 26 | Smith Allan Wade | President | Sale | -- | 34.21K | -- | -- |
| Mar 1, 26 | Smith Allan Wade | President | Sale | -- | 15.32K | -- | 120.98K |
| Mar 1, 26 | Smith Allan Wade | President | Sale | -- | 34.21K | -- | 155.20K |
| Mar 1, 26 | Smith Allan Wade | President | Sale | $50.97 | 10.19K | $519.59K | 145.00K |
| Mar 1, 26 | Smith Allan Wade | President | Sale | $50.97 | 11.36K | $578.94K | 133.64K |
| Mar 1, 26 | Shannon James Samuel | CTO | Sale | $3.27 | 12.00K | $39.24K | 64.64K |
| Mar 1, 26 | HOOPER ANTHONY C | CTO | Sale | $3.27 | 35.00K | $114.45K | 236.15K |
| Mar 1, 26 | Prentiss Christopher B | CFO | Sale | $3.27 | 5.00K | $16.35K | 348.85K |
| Mar 1, 26 | Woolway Paul V | Officer | Sale | -- | 8.16K | -- | 38.02K |
| Mar 1, 26 | Woolway Paul V | Officer | Sale | $90.31 | 2.03K | $183.32K | 35.99K |
| Mar 2, 26 | Woolway Paul V | Officer | Sale | $52.05 | 15.88K | $826.76K | 25.15K |
| Mar 2, 26 | Woolway Paul V | Officer | Sale | $94.23 | 7.94K | $748.37K | 43.93K |
| Mar 2, 26 | Woolway Paul V | Officer | Sale | $96.00 | 7.94K | $762.44K | 35.99K |
| Mar 3, 26 | Woolway Paul V | Officer | Sale | $94.41 | 3.63K | $342.35K | 32.37K |
| Mar 3, 26 | Woolway Paul V | Officer | Sale | $94.89 | 2.50K | $237.23K | 29.87K |
| Mar 2, 26 | Woolway Paul V | Officer | Sale | $52.05 | 15.88K | $826.76K | 15.88K |
| Mar 2, 26 | Woolway Paul V | Officer | Sale | $95.49 | 15.19K | $1.45M | 15.19K |
| Mar 1, 26 | Park Hyun | Officer | Sale | -- | 13.94K | -- | 98.35K |
| Mar 1, 26 | Park Hyun | Officer | Sale | -- | 38.66K | -- | -- |
| Mar 1, 26 | Park Hyun | Officer | Sale | -- | 38.66K | -- | 137.01K |
| Mar 1, 26 | Park Hyun | Officer | Sale | $50.97 | 11.49K | $585.85K | 125.51K |
| Mar 1, 26 | Park Hyun | Officer | Sale | $50.97 | 12.89K | $656.75K | 112.63K |
| Feb 27, 26 | EQV Ventures Sponsor LLC | 10 percent owner | Sale | -- | 117.69K | -- | 282.31K |
| Feb 27, 26 | EQV Ventures Sponsor LLC | 10 percent owner | Sale | $11.50 | 39.23K | $451.12K | 133.33K |
| Mar 1, 26 | Lisowski Jason | Officer | Sale | -- | 3.03K | -- | 7.40K |
| Mar 1, 26 | Lisowski Jason | Officer | Sale | -- | 7.40K | -- | -- |
| Mar 1, 26 | Lisowski Jason | Officer | Sale | $50.97 | 2.44K | $124.27K | 10.18K |
| Mar 2, 26 | Lisowski Jason | Officer | Sale | -- | 7.40K | -- | 14.80K |
| Mar 1, 26 | Lisowski Jason | Officer | Sale | $50.97 | 2.18K | $111.27K | 12.61K |
| Mar 2, 26 | Jenkins Leah R | Officer | Sale | $6.29 | 2.91K | $18.30K | 72.64K |
| Feb 27, 26 | Jenkins Leah R | Officer | Sale | -- | 5.30K | -- | 48.70K |
| Feb 27, 26 | Jenkins Leah R | Officer | Sale | $6.45 | 1.81K | $11.66K | 46.90K |
| Mar 1, 26 | Jenkins Leah R | Officer | Sale | -- | 14.63K | -- | 60.92K |
| Mar 1, 26 | Jenkins Leah R | Officer | Sale | -- | 14.63K | -- | 75.55K |
| Feb 12, 26 | Erickson Michael G | President | Sale | $617.20 | 13.67K | $8.44M | 13.67K |
| Feb 12, 26 | Erickson Michael G | President | Sale | $617.20 | 162 | $99.99K | 162 |
| Mar 2, 26 | Bruno Frank W | CTO | Sale | -- | 9.47K | -- | 9.47K |
| Mar 2, 26 | Bruno Frank W | CTO | Sale | -- | 9.47K | -- | -- |
| Mar 2, 26 | Bruno Frank W | CTO | Sale | -- | 10.73K | -- | 10.73K |
| Feb 27, 26 | Meisner Derek M | Officer | Sale | $1.85 | 9.41K | $17.40K | 183.41K |
| Feb 27, 26 | Meisner Derek M | Officer | Sale | $3.01 | 9.41K | $28.31K | 174.00K |
| Feb 27, 26 | Meisner Derek M | Officer | Sale | $1.85 | 9.41K | $17.40K | 73.14K |
| Mar 1, 26 | Lombardo Victor Stephen | President | Sale | -- | 69.90K | -- | 226.89K |
| Mar 2, 26 | Lombardo Victor Stephen | President | Sale | $6.29 | 7.19K | $45.21K | 219.70K |
| Feb 27, 26 | Lombardo Victor Stephen | President | Sale | $6.45 | 4.89K | $31.53K | 87.08K |
| Mar 1, 26 | Lombardo Victor Stephen | President | Sale | -- | 69.90K | -- | 156.99K |
| Feb 27, 26 | Lombardo Victor Stephen | President | Sale | -- | 16.92K | -- | 91.97K |
| Feb 27, 26 | Carlson Erik | CEO | Sale | -- | 62.12K | -- | 1.14M |
| Mar 1, 26 | Carlson Erik | CEO | Sale | -- | 357.71K | -- | 1.83M |
| Feb 27, 26 | Carlson Erik | CEO | Sale | $6.45 | 17.86K | $115.20K | 1.12M |
| Mar 1, 26 | Carlson Erik | CEO | Sale | -- | 357.71K | -- | 1.48M |
| Mar 2, 26 | Carlson Erik | CEO | Sale | $6.29 | 60.81K | $382.48K | 1.77M |
| Feb 27, 26 | Callahan Karri R. | CFO | Sale | -- | 23.89K | -- | 393.76K |
| Mar 1, 26 | Callahan Karri R. | CFO | Sale | -- | 81.88K | -- | 542.73K |
| Feb 27, 26 | Callahan Karri R. | CFO | Sale | $6.45 | 6.87K | $44.31K | 386.89K |
| Mar 2, 26 | Callahan Karri R. | CFO | Sale | $6.29 | 18.41K | $115.82K | 524.31K |
| Mar 1, 26 | Callahan Karri R. | CFO | Sale | -- | 81.88K | -- | 460.85K |
| Mar 2, 26 | Winders Susan L | President | Sale | $6.29 | 10.25K | $64.49K | 302.57K |
| Mar 1, 26 | Winders Susan L | President | Sale | -- | 59.62K | -- | 253.21K |
| Feb 27, 26 | Winders Susan L | President | Sale | -- | 13.77K | -- | 200.45K |
| Feb 27, 26 | Winders Susan L | President | Sale | $6.45 | 4.26K | $27.48K | 196.19K |
| Mar 1, 26 | Winders Susan L | President | Sale | -- | 59.62K | -- | 312.82K |
| Feb 27, 26 | Lim Christopher Inwhan | President | Sale | -- | 8.29K | -- | 97.85K |
| Feb 27, 26 | Lim Christopher Inwhan | President | Sale | $6.45 | 2.46K | $15.84K | 95.39K |
| Mar 1, 26 | Lim Christopher Inwhan | President | Sale | -- | 67.57K | -- | 230.53K |
| Mar 2, 26 | Lim Christopher Inwhan | President | Sale | $6.29 | 4.82K | $30.32K | 225.71K |
| Mar 1, 26 | Lim Christopher Inwhan | President | Sale | -- | 67.57K | -- | 162.96K |
| Feb 17, 26 | Lim Christopher Inwhan | President | Sale | -- | -- | -- | 89.56K |
| Mar 1, 26 | Jacobs John C | CEO | Sale | -- | 83.33K | -- | 264.13K |
| Mar 2, 26 | Jacobs John C | CEO | Sale | $9.09 | 551.50K | $5.01M | 551.50K |
| Mar 1, 26 | Jacobs John C | CEO | Sale | $10.14 | 38.45K | $389.88K | 225.68K |
| Mar 1, 26 | Jacobs John C | CEO | Sale | -- | 83.33K | -- | -- |
| Mar 2, 26 | Jacobs John C | CEO | Sale | -- | 367.50K | -- | 367.50K |
| Mar 1, 26 | Vayda Robert Thaddeus | CFO | Sale | $6.25 | 17.99K | $112.44K | 276.92K |
| Mar 3, 26 | Vayda Robert Thaddeus | CFO | Sale | $6.12 | 62.97K | $385.38K | 352.63K |
| Mar 1, 26 | Vayda Robert Thaddeus | CFO | Sale | $6.25 | 22.84K | $142.73K | 299.76K |
| Mar 1, 26 | Vayda Robert Thaddeus | CFO | Sale | $6.25 | 21.88K | $136.75K | 321.64K |
| Mar 1, 26 | Vayda Robert Thaddeus | CFO | Sale | $6.25 | 93.96K | $587.27K | 415.61K |
| Mar 2, 26 | Kelly James Patrick | CFO | Sale | -- | 129.50K | -- | 129.50K |
| Mar 1, 26 | Kelly James Patrick | CFO | Sale | -- | 58.67K | -- | 130.30K |
| Mar 1, 26 | Kelly James Patrick | CFO | Sale | $10.14 | 28.37K | $287.63K | 101.96K |
| Mar 2, 26 | Kelly James Patrick | CFO | Sale | $9.09 | 194.00K | $1.76M | 194.00K |
| Mar 1, 26 | Kelly James Patrick | CFO | Sale | -- | 58.67K | -- | 58.67K |
| Mar 2, 26 | O'Hara Elaine | Officer | Sale | $9.09 | 177.50K | $1.61M | 177.50K |
| Mar 2, 26 | O'Hara Elaine | Officer | Sale | -- | 118.00K | -- | 118.00K |
| Mar 1, 26 | O'Hara Elaine | Officer | Sale | -- | 19.60K | -- | 77.08K |
| Mar 1, 26 | O'Hara Elaine | Officer | Sale | $10.14 | 5.38K | $54.50K | 71.71K |
| Mar 1, 26 | O'Hara Elaine | Officer | Sale | -- | 40.00K | -- | 111.71K |
| Mar 1, 26 | O'Hara Elaine | Officer | Sale | $10.14 | 10.97K | $111.23K | 100.74K |
| Mar 1, 26 | O'Hara Elaine | Officer | Sale | -- | 19.60K | -- | -- |
| Mar 1, 26 | O'Hara Elaine | Officer | Sale | -- | 40.00K | -- | 40.00K |
| Mar 2, 26 | Nevin James | CFO | Sale | $45.00 | 20.65K | $929.12K | -- |
| Feb 27, 26 | Nevin James | CFO | Sale | -- | 26.66K | -- | 75.22K |
| Mar 2, 26 | Nevin James | CFO | Sale | -- | 75.22K | -- | -- |
| Mar 2, 26 | Nevin James | CFO | Sale | -- | 6.74K | -- | -- |
| Mar 3, 26 | Adamson Keelan | CEO | Sale | $6.12 | 127.88K | $782.61K | 1.49M |
| Mar 1, 26 | Adamson Keelan | CEO | Sale | $6.25 | 67.73K | $423.32K | 1.37M |
| Mar 1, 26 | Adamson Keelan | CEO | Sale | $6.25 | 104.40K | $652.48K | 1.47M |
| Mar 1, 26 | Adamson Keelan | CEO | Sale | $6.25 | 146.05K | $912.80K | 1.62M |
| Mar 2, 26 | Rodriques Kelly | CEO | Sale | $45.00 | 4.72K | $212.31K | -- |
| Mar 2, 26 | Rodriques Kelly | CEO | Sale | -- | 13.29K | -- | -- |
| Mar 2, 26 | Rodriques Kelly | CEO | Sale | -- | 140.00K | -- | -- |
| Mar 2, 26 | Vogel Kimberley H | CTO | Sale | $45.00 | 5.52K | $248.44K | -- |
| Mar 2, 26 | Vogel Kimberley H | CTO | Sale | -- | 2.83K | -- | -- |
| Mar 2, 26 | Seraphin Luc | CEO | Sale | $98.22 | 13.65K | $1.34M | 348.43K |
| Mar 2, 26 | Seraphin Luc | CEO | Sale | $95.83 | 1.68K | $160.90K | 369.31K |
| Mar 2, 26 | Seraphin Luc | CEO | Sale | $97.38 | 7.22K | $703.57K | 362.08K |
| Mar 2, 26 | Seraphin Luc | CEO | Sale | $101.65 | 1.30K | $132.15K | 331.07K |
| Mar 2, 26 | Seraphin Luc | CEO | Sale | $99.17 | 9.47K | $939.00K | 338.96K |
| Mar 2, 26 | Seraphin Luc | CEO | Sale | $100.20 | 6.59K | $660.00K | 332.37K |
| Mar 2, 26 | Casey Mark J | Officer | Sale | -- | 101.00K | -- | 101.00K |
| Mar 1, 26 | Casey Mark J | Officer | Sale | -- | 4.00K | -- | 65.16K |
| Mar 1, 26 | Casey Mark J | Officer | Sale | $10.14 | 1.21K | $12.31K | 63.95K |
| Mar 1, 26 | Casey Mark J | Officer | Sale | -- | 4.00K | -- | 4.00K |
| Mar 2, 26 | Casey Mark J | Officer | Sale | $9.09 | 152.00K | $1.38M | 152.00K |