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American Research & Management Co. > COST

DateNameTickerSharesChangeValueChangePrice
09/30/2022COSTCO WHOLESALE CORP /NEWCOST47712225,0002,000$471.70
06/30/2022COSTCO WHOLESALE CORP /NEWCOST465-25223,000-59,000$479.57
03/31/2022COSTCO WHOLESALE CORP /NEWCOST4900282,0004,000$575.51
12/31/2021COSTCO WHOLESALE CORP /NEWCOST4900278,00058,000$567.35
09/30/2021COSTCO WHOLESALE CORP /NEWCOST490-10220,00022,000$448.98
06/30/2021COSTCO WHOLESALE CORP /NEWCOST5000198,00022,000$396.00
03/31/2021COSTCO WHOLESALE CORP /NEWCOST500-25176,000-22,000$352.00
12/31/2020COSTCO WHOLESALE CORP /NEWCOST525300198,000118,000$377.14
09/30/2020COSTCO WHOLESALE CORP /NEWCOST2258580,00038,000$355.56
06/30/2020COSTCO WHOLESALE CORP /NEWCOST140042,0002,000$300.00
03/31/2020COSTCO WHOLESALE CORP /NEWCOST140040,000-1,000$285.71
12/31/2019COSTCO WHOLESALE CORP /NEWCOST140041,0001,000$292.86
09/30/2019COSTCO WHOLESALE CORP /NEWCOST140040,0003,000$285.71
06/30/2019COSTCO WHOLESALE CORP /NEWCOST140037,0003,000$264.29
03/31/2019COSTCO WHOLESALE CORP /NEWCOST140034,0005,000$242.86
12/31/2018COSTCO WHOLESALE CORP /NEWCOST140029,000-4,000$207.14
09/30/2018COSTCO WHOLESALE CORP /NEWCOST140033,0004,000$235.71
06/30/2018COSTCO WHOLESALE CORP /NEWCOST140029,0003,000$207.14
03/31/2018COSTCO WHOLESALE CORP /NEWCOST140026,0000$185.71
12/31/2017COSTCO WHOLESALE CORP /NEWCOST140026,0003,000$185.71
09/30/2017COSTCO WHOLESALE CORP /NEWCOST140023,0001,000$164.29
06/30/2017COSTCO WHOLESALE CORP /NEWCOST140022,000-1,000$157.14
03/31/2017COSTCO WHOLESALE CORP /NEWCOST140023,0001,000$164.29
12/31/2016COSTCO WHOLESALE CORP /NEWCOST140022,0001,000$157.14
09/30/2016COSTCO WHOLESALE CORP /NEWCOST140021,000-1,000$150.00
06/30/2016COSTCO WHOLESALE CORP /NEWCOST14014022,00022,000$157.14
03/31/2016COSTCO WHOLESALE CORP /NEWCOST140022,0002,000$157.14
12/31/2015COSTCO WHOLESALE CORP /NEWCOST140023,0003,000$164.29
09/30/2015COSTCO WHOLESALE CORP /NEWCOST140020,0000$142.86
06/30/2015COSTCO WHOLESALE CORP /NEWCOST140019,000-1,000$135.71
03/31/2015COSTCO WHOLESALE CORP /NEWCOST140021,0001,000$150.00
12/31/2014COSTCO WHOLESALE CORP /NEWCOST1404020,0008,000$142.86
09/30/2014COSTCO WHOLESALE CORP /NEWCOST100013,0001,000$130.00
06/30/2014COSTCO WHOLESALE CORP /NEWCOST100012,0000$120.00
03/31/2014COSTCO WHOLESALE CORP /NEWCOST100011,000-1,000$110.00
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