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 |
2021-08-13 Sale |
2021-08-13 12:14 pm |
COSTCO WHOLESALE CORP | COST | PORTERA JOSEPH P Executive VP |
3,287 | $445.5 | $1,464,359 | 8,000 (Indirect Direct) |
View |
2021-07-12 Sale |
2021-07-12 5:05 pm |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael Executive VP |
4,000 | $409.4 | $1,637,611 | 11,602 (Direct) |
View |
2021-06-28 Sale |
2021-06-29 12:46 pm |
COSTCO WHOLESALE CORP | COST | Rose Timothy L. Executive VP |
4,000 | $396.14 | $1,584,560 | 26,625 (Direct) |
View |
2021-06-14 Sale |
2021-06-14 6:15 pm |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
5,000 | $380.53 | $1,902,650 | 51,627 (Direct) |
View |
2021-06-07 Sale |
2021-06-08 4:18 pm |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive VP |
2,500 | $384.31 | $960,775 | 57,218 (Direct) |
View |
2021-04-29 Sale |
2021-04-30 2:28 pm |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive VP and CFO |
2,230 | $372.06 | $829,684 | 29,871 (Indirect Direct) |
View |
2021-03-22 Sale |
2021-03-23 5:10 pm |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael Executive VP |
4,300 | $334.3 | $1,437,477 | 15,602 (Direct) |
View |
2021-01-27 Sale |
2021-01-29 2:17 pm |
COSTCO WHOLESALE CORP | COST | DECKER SUSAN L Director |
694 | $363.35 | $252,165 | 18,746 (Direct) |
View |
2021-01-13 Sale |
2021-01-13 8:20 pm |
COSTCO WHOLESALE CORP | COST | DECKER SUSAN L Director |
1,199 | $366.48 | $439,414 | 19,440 (Direct) |
View |
2021-01-08 Sale |
2021-01-08 11:45 am |
COSTCO WHOLESALE CORP | COST | MOULTON PAUL G Executive VP |
9,015 | $366.5 | $3,304,025 | 23,585 (Indirect Direct) |
View |
2020-12-30 Sale |
2020-12-30 5:14 pm |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive VP and CFO |
1,000 | $374.49 | $374,494 | 32,101 (Indirect Direct) |
View |
2020-12-30 Sale |
2020-12-30 5:13 pm |
COSTCO WHOLESALE CORP | COST | DECKER SUSAN L Director |
861 | $375.75 | $323,521 | 20,639 (Direct) |
View |
2020-12-21 Sale |
2020-12-22 09:43 am |
COSTCO WHOLESALE CORP | COST | DECKER SUSAN L Director |
1,000 | $362.59 | $362,590 | 21,500 (Direct) |
View |
2020-12-14 Sale |
2020-12-14 1:41 pm |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive VP |
2,500 | $374.64 | $936,613 | 59,838 (Direct) |
View |
2020-12-14 Sale |
2020-12-14 11:50 am |
COSTCO WHOLESALE CORP | COST | Miller Russell D Executive Vice President |
5,000 | $377.24 | $1,886,216 | 18,866 (Indirect 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 |
2021-10-22 Option Award |
2021-10-26 4:11 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Hines Daniel M. Principal Acctg Officer |
3,644 | $0 | 17,606 (Direct) |
View |
2021-10-22 Tax Withholding |
2021-10-26 4:11 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Hines Daniel M. Principal Acctg Officer |
4,151 | $481.99 | 17,606 (Direct) |
View |
2021-10-22 Tax Withholding |
2021-10-26 4:09 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive VP |
2,830 | $481.99 | 62,531 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:09 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Wilderotter Mary Agnes Director |
561 | $0 | 9,520 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:08 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | STANTON JOHN W Director |
561 | $0 | 22,850 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:07 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | RAIKES JEFFREY S Director |
561 | $0 | 35,268 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:06 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | MUNGER CHARLES T Director |
561 | $0 | 186,615 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:05 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JEWELL SARAH MR SALLY Director |
561 | $0 | 1,951 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:04 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JAMES HAMILTON E Chairman of the Board |
561 | $0 | 41,238 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 4:03 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | DENMAN KENNETH D Director |
561 | $0 | 5,747 (Direct) |
View |
2021-10-22 Option Award |
2021-10-26 3:55 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | DECKER SUSAN L Director |
561 | $0 | 19,307 (Direct) |
View |
Ownership |
2021-10-05 3:34 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Rubananko Yoram Executive VP |
0 | $0 | 6,404 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 10:01 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael Executive VP |
3,579 | $458.41 | 17,949 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 10:01 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Vachris Roland Michael Executive VP |
9,926 | $0 | 17,949 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 10:01 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Rose Timothy L. Executive VP |
3,214 | $458.41 | 32,044 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 10:01 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Rose Timothy L. Executive VP |
8,998 | $0 | 32,044 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 10:00 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | PORTERA JOSEPH P Executive VP |
4,150 | $458.41 | 13,776 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 10:00 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | PORTERA JOSEPH P Executive VP |
9,926 | $0 | 13,776 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 10:00 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Murphy James P. Executive VP |
2,278 | $458.41 | 47,304 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 10:00 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Murphy James P. Executive VP |
9,926 | $0 | 47,304 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 09:59 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | MOULTON PAUL G Executive VP |
3,214 | $458.41 | 28,833 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 09:59 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | MOULTON PAUL G Executive VP |
8,998 | $0 | 28,833 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 09:59 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Miller Russell D Executive Vice President |
4,134 | $458.41 | 12,036 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 09:59 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Miller Russell D Executive Vice President |
8,998 | $0 | 12,036 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 09:58 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
855 | $458.41 | 59,770 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 09:58 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
8,998 | $0 | 59,770 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 09:58 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive VP and CFO |
3,579 | $458.41 | 36,218 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 09:58 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive VP and CFO |
9,926 | $0 | 36,218 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 09:58 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive VP |
855 | $458.41 | 65,361 (Direct) |
View |
2021-09-14 Option Award |
2021-09-16 09:58 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive VP |
8,998 | $0 | 65,361 (Direct) |
View |
2021-04-20 Ownership |
2021-09-02 09:36 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Murphy James P. Executive VP |
136 | $0 | 39,656 (Direct) |
View |
2011-02-04 Ownership |
2021-09-02 09:35 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JELINEK W CRAIG President and CEO |
1,000 | $0 | 333,075 (Direct) |
View |
2020-12-17 Ownership |
2021-09-02 09:35 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | JELINEK W CRAIG President and CEO |
335 | $0 | 333,075 (Direct) |
View |
2020-10-09 Gift |
2021-08-13 12:14 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | PORTERA JOSEPH P Executive VP |
750 | $0 | 8,000 (Indirect) |
View |
2020-12-14 Gift |
2021-06-08 4:18 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Callans Patrick J Executive VP |
120 | $0 | 57,218 (Direct) |
View |
2020-12-29 Gift |
2020-12-30 5:14 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | GALANTI RICHARD A Executive VP and CFO |
500 | $0 | 32,101 (Direct) |
View |
2020-09-18 Other |
2020-12-14 11:50 am |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Miller Russell D Executive Vice President |
5,847 | $0 | 18,866 (Direct) |
View |
2020-12-11 Option Award |
2020-12-11 1:17 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Murphy James P. Executive VP |
186 | $0 | 39,792 (Direct) |
View |
2020-12-11 Option Award |
2020-12-11 1:16 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Klauer James C Executive Vice President |
288 | $0 | 56,627 (Direct) |
View |
2020-12-11 Option Award |
2020-12-11 1:16 pm |
N/A N/A |
COSTCO WHOLESALE CORP | COST | Hines Daniel M. Principal Acctg Officer |
242 | $0 | 18,113 (Direct) |
View |