Activist 13D/13G Filings - COSTCO WHOLESALE CORP (COST)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • 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>>
Time period
Reported
DateTime		TypeCompany
Symbol		Filed By
Symbol		Shares Owned
% Owned		Shares Vs. Prev ReportFiling
2024-02-13
5:02 pm
Purchase		13GCOSTCO WHOLESALE CORP-
COST		VANGUARD GROUP INC40,353,024
9.090%		785,507increase
(+1.99%)		View
2024-01-26
5:25 pm
Purchase		13GCOSTCO WHOLESALE CORP-
COST		BlackRock Inc.
BLK		30,751,817
6.900%		784,834increase
(+2.62%)		View
2023-02-09
11:15 am
Purchase		13GCOSTCO WHOLESALE CORP-
COST		VANGUARD GROUP INC39,567,517
8.920%		2,006,262increase
(+5.34%)		View
2023-01-31
5:52 pm
Sale		13GCOSTCO WHOLESALE CORP-
COST		BlackRock Inc.
BLK		29,966,983
6.800%		-1,111,339decrease
(-3.58%)		View
2022-02-09
3:43 pm
Purchase		13GCOSTCO WHOLESALE CORP-
COST		VANGUARD GROUP INC37,561,255
8.470%		614,424increase
(+1.66%)		View
2022-02-01
5:14 pm
Purchase		13GCOSTCO WHOLESALE CORP-
COST		BlackRock Inc.
BLK		31,078,322
7.000%		2,394,090increase
(+8.35%)		View
2021-02-10
10:46 am
Sale		13GCOSTCO WHOLESALE CORP-
COST		VANGUARD GROUP INC36,946,831
8.340%		-1,167,516decrease
(-3.06%)		View
2021-01-29
09:56 am
Sale		13GCOSTCO WHOLESALE CORP-
COST		BlackRock Inc.
BLK		28,684,232
6.500%		-24,331decrease
(-0.08%)		View
2020-02-12
09:16 am
Purchase		13GCOSTCO WHOLESALE CORP-
COST		VANGUARD GROUP INC38,114,347
8.620%		1,602,547increase
(+4.39%)		View
2020-02-05
11:45 am
Sale		13GCOSTCO WHOLESALE CORP-
COST		BlackRock Inc.
BLK		28,708,563
6.500%		-69,592decrease
(-0.24%)		View