Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2025-03-27 Sale |
2025-03-27 5:24 pm |
COSTCO WHOLESALE CORP | COST | MILLERCHIP GARY Executive Vice President |
1,100 | $940.01 | $1,034,007 | 11,165 (Direct) |
View |
2025-03-24 Sale |
2025-03-25 5:13 pm |
COSTCO WHOLESALE CORP | COST | Adamo Claudine Executive Vice President |
900 | $922.56 | $830,304 | 6,987 (Direct) |
View |
2025-03-18 Sale |
2025-03-20 4:18 pm |
COSTCO WHOLESALE CORP | COST | Frates Caton Executive Vice President |
850 | $900.25 | $765,213 | 7,876 (Direct) |
View |
2025-03-11 Sale |
2025-03-13 5:16 pm |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael President and CEO |
3,600 | $931 | $3,351,600 | 41,077 (Direct) |
View |
2024-10-24 Sale |
2024-10-24 8:00 pm |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive Vice President |
1,416 | $894.68 | $1,267,280 | 35,126 (Indirect Direct) |
View |
2024-10-23 Sale |
2024-10-24 7:45 pm |
COSTCO WHOLESALE CORP | COST | Jones Teresa A. Executive Vice President |
800 | $896.54 | $717,236 | 2,961 (Direct) |
View |
2024-10-15 Sale |
2024-10-15 5:47 pm |
COSTCO WHOLESALE CORP | COST | Riel Pierre Executive Vice President |
2,000 | $896.71 | $1,793,426 | 10,210 (Direct) |
View |
2024-10-11 Sale |
2024-10-15 4:35 pm |
COSTCO WHOLESALE CORP | COST | Miller Russell D Sr. Executive Vice President |
4,400 | $891.15 | $3,921,069 | 10,203 (Indirect Direct) |
View |
2024-09-30 Sale |
2024-10-02 4:48 pm |
COSTCO WHOLESALE CORP | COST | Adamo Claudine Executive Vice President |
3,200 | $888.99 | $2,844,778 | 8,630 (Direct) |
View |
2024-09-30 Sale |
2024-10-02 4:42 pm |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive Vice President |
2,500 | $893.94 | $2,234,850 | 65,664 (Direct) |
View |
2024-09-30 Sale |
2024-10-02 4:40 pm |
COSTCO WHOLESALE CORP | COST | Frates Caton Executive Vice President |
1,700 | $883.35 | $1,501,695 | 9,682 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-11 Tax Withholding |
2025-03-13 5:14 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | MILLERCHIP GARY Executive Vice President |
1,147 | $930.49 | 12,265 (Direct) |
View |
2024-12-19 Gift |
2024-12-23 4:37 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JELINEK W CRAIG Director |
2,017 | $0 | 354,392 (Direct) |
View |
2024-12-16 Gift |
2024-12-18 5:17 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | RAIKES JEFFREY S Director |
3,969 | $0 | 26,815 (Direct) |
View |
2024-12-16 Gift |
2024-12-18 5:13 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | DENMAN KENNETH D Director |
520 | $0 | 5,703 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 8:20 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
1,097 | $893.49 | 47,994 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 7:55 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael President and CEO |
19,148 | $0 | 44,677 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:55 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael President and CEO |
1,731 | $893.49 | 44,677 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 7:53 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Sullivan John Christopher Executive VP |
7,433 | $0 | 45,531 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:53 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Sullivan John Christopher Executive VP |
2,521 | $893.49 | 45,531 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 7:51 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | POLIT JAVIER Executive Vice President |
6,737 | $0 | 9,746 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:51 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | POLIT JAVIER Executive Vice President |
674 | $893.49 | 9,746 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 7:49 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | MILLERCHIP GARY Executive Vice President |
3,922 | $0 | 13,412 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:49 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | MILLERCHIP GARY Executive Vice President |
313 | $893.49 | 13,412 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:45 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Jones Teresa A. Executive Vice President |
1,174 | $893.49 | 2,961 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:42 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Frates Caton Executive Vice President |
957 | $893.49 | 8,726 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:41 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive Vice President |
4,121 | $893.49 | 61,543 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 7:39 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Adamo Claudine Executive Vice President |
743 | $893.49 | 7,887 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:39 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Hines Daniel M. Principal Acctg Officer |
2,149 | $0 | 12,986 (Direct) |
View |
2024-10-22 Tax Withholding |
2024-10-24 5:39 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Hines Daniel M. Principal Acctg Officer |
954 | $893.49 | 12,986 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:37 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Wilderotter Mary Agnes Director |
303 | $0 | 12,671 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:34 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | STANTON JOHN W Director |
303 | $0 | 24,226 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:32 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | RAIKES JEFFREY S Director |
303 | $0 | 30,784 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:30 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JEWELL SARAH MR SALLY Director |
303 | $0 | 3,327 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:28 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JELINEK W CRAIG Director |
303 | $0 | 356,409 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:25 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JAMES HAMILTON E Director |
303 | $0 | 56,403 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:23 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Foulkes Helena Director |
303 | $0 | 840 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:21 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | DENMAN KENNETH D Director |
303 | $0 | 6,223 (Direct) |
View |
2024-10-22 Option Award |
2024-10-24 5:19 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | DECKER SUSAN L Director |
303 | $0 | 12,078 (Direct) |
View |
2024-09-30 Gift |
2024-10-02 4:42 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive Vice President |
750 | $0 | 65,664 (Direct) |
View |
2024-09-24 Gift |
2024-09-26 5:39 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Miller Russell D Sr. Executive Vice President |
4,602 | $0 | 14,603 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-18 6:10 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Rubanenko Yoram Executive Vice President |
2,873 | $907.87 | 9,774 (Direct) |
View |
2024-09-16 Option Award |
2024-09-18 6:10 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Rubanenko Yoram Executive Vice President |
6,737 | $0 | 9,774 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-18 6:06 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Riel Pierre Executive Vice President |
2,645 | $907.87 | 12,210 (Direct) |
View |
2024-09-16 Option Award |
2024-09-18 6:06 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Riel Pierre Executive Vice President |
7,433 | $0 | 12,210 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-18 6:04 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Miller Russell D Senior EVP |
2,832 | $907.87 | 14,603 (Direct) |
View |
2024-09-16 Option Award |
2024-09-18 6:04 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Miller Russell D Senior EVP |
7,433 | $0 | 14,603 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-18 6:01 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
1,610 | $907.87 | 49,091 (Direct) |
View |
2024-09-16 Option Award |
2024-09-18 6:01 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
6,737 | $0 | 49,091 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-18 5:58 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive Vice President |
3,566 | $907.87 | 36,542 (Direct) |
View |
2024-09-16 Option Award |
2024-09-18 5:58 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive Vice President |
9,483 | $0 | 36,542 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-18 5:55 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Frates Caton Executive Vice President |
2,111 | $907.87 | 11,382 (Direct) |
View |
2024-09-16 Option Award |
2024-09-18 5:55 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Frates Caton Executive Vice President |
6,737 | $0 | 11,382 (Direct) |
View |