Costco (COST) insider trading

By person

42 insiders · 240 transactions

42.3×

Ron M. Vachris holds 42.3 times base salary in stock. $50.07M of shares against $1.18M in salary for 2025.

Salary from the company's own proxy. The shares are what Ron M. Vachris last reported holding, valued at $958.21, the price Common Stock was last bought or sold at on the open market here, on 13 Oct 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

James D Sinegal

Director

—

$35.86M (5)

−$35.86M

1,279,526

0.2887%

$1.23B

−16.0%

Richard A Galanti

Executive Vice President

—

$20.72M (32)

−$20.72M

27,400

0.0062%

$26.25M

−36.8%

Russell D Miller

Sr. Executive Vice President

—

$19.50M (11)

−$19.50M

8,242

0.0019%

$7.90M

−33.5%

Paul G Moulton

Executive VP

—

$19.16M (11)

−$19.16M

29,369

0.0066%

$28.14M

−66.6%

Roland Michael Vachris

President and CEO

—

$16.96M (11)

−$16.96M

62,575

0.0141%

$59.96M

+278.6%

Susan L Decker

Director

—

$16.56M (41)

−$16.56M

8,798

0.0020%

$8.43M

−82.3%

James P. Murphy

Executive VP

—

$15.72M (9)

−$15.72M

38,084

0.0086%

$36.49M

−37.8%

Joseph P Portera

Executive VP

—

$15.07M (7)

−$15.07M

13,776

0.0031%

$13.20M

−71.0%

Daniel M. Hines

Principal Acctg Officer

—

$14.94M (12)

−$14.94M

12,186

0.0028%

$11.68M

−62.5%

Timothy L. Rose

Executive VP

—

$14.61M (9)

−$14.61M

33,025

0.0075%

$31.64M

−39.2%

Patrick J Callans

Executive Vice President

—

$13.55M (10)

−$13.55M

60,895

0.0137%

$58.35M

−16.9%

Claudine Adamo

Executive Vice President

—

$12.72M (9)

−$12.72M

6,442

0.0015%

$6.17M

−38.5%

James C Klauer

Executive Vice President

—

$11.99M (8)

−$11.99M

46,126

0.0104%

$44.20M

−14.0%

W Craig Jelinek

Director

—

$10.52M (3)

−$10.52M

204,365

0.0461%

$195.82M

+27.4%

Yoram Rubanenko

Executive Vice President

—

$7.80M (3)

−$7.80M

10,680

0.0024%

$10.23M

+66.8%

John W Meisenbach

Director

$727.94K (1)

$7.49M (16)

−$6.77M

25,734

0.0058%

$24.66M

−54.6%

Caton Frates

Sr. Executive Vice President

—

$6.58M (8)

−$6.58M

7,912

0.0018%

$7.58M

+39.7%

Pierre Riel

Executive Vice President

—

$5.54M (3)

−$5.54M

14,246

0.0032%

$13.65M

+149.1%

Franz E Lazarus

Executive VP

—

$5.22M (1)

−$5.22M

38,625

0.0087%

$37.01M

−4.0%

Richard M Libenson

Director

—

$5.21M (4)

−$5.21M

42,243

0.0095%

$40.48M

−32.9%

William Richard Wilcox

Executive Vice President

—

$3.29M (2)

−$3.29M

3,094

0.0007%

$2.97M

−29.7%

John D McKay

Executive Vice President

—

$2.78M (3)

−$2.78M

37,426

0.0084%

$35.86M

−7.4%

Dennis R Zook

Former Executive VP

—

$2.75M (4)

−$2.75M

23,318

0.0053%

$22.34M

−21.6%

Javier Polit

Executive Vice President

—

$2.26M (2)

−$2.26M

12,747

0.0029%

$12.21M

—

Teresa A. Jones

Executive Vice President

—

$2.15M (4)

−$2.15M

6,598

0.0015%

$6.32M

+33.6%

Kenneth D Denman

Director

—

$1.55M (5)

−$1.55M

5,045

0.0011%

$4.83M

—

Tiffany Marie Barbre

Principal Accounting Officer

—

$1.16M (1)

−$1.16M

6,586

0.0015%

$6.31M

+36.6%

Gary Millerchip

Executive Vice President

—

$1.03M (1)

−$1.03M

19,975

0.0045%

$19.14M

—

Mary Agnes Wilderotter

Director

$899.74K (2)

—

+$899.74K

13,223

0.0030%

$12.67M

+219.2%

David S Petterson

Former Principal Acct Officer

—

$746.97K (2)

−$746.97K

20,926

0.0047%

$20.05M

−18.3%

Jeffrey H Brotman

Former Chairman of the Board

—

448,389

0.1012%

$429.65M

−3.3%

Charles T Munger

Director

—

168,104

0.0379%

$161.08M

+4.0%

Hamilton E James

Director

—

56,955

0.0129%

$54.57M

+14.8%

John Christopher Sullivan

Executive VP

—

48,460

0.0109%

$46.43M

+27.9%

Daniel J Evans

Director

—

30,874

0.0070%

$29.58M

−5.3%

John W Stanton

Director

—

24,989

0.0056%

$23.94M

+41.2%

Jeffrey S Raikes

Director

—

6,310

0.0014%

$6.05M

−78.9%

Sarah Mr Sally Jewell

Director

—

3,879

0.0009%

$3.72M

+498.6%

Sarah Catherine George

Executive Vice President

—

3,868

0.0009%

$3.71M

−18.9%

Adam Webb Self

Executive Vice President

—

3,270

0.0007%

$3.13M

−7.4%

Helena Foulkes

Director

—

1,392

0.0003%

$1.33M

+3,469%

Gina Marie Raimondo

Director

—

481

0.0001%

$460.90K

—

Costco

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