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COST US​

Costco Wholesale Corp /NEW(COST US)

$1,003.32-14.891.46%Ext:$1,002.86-0.460.05%(Market Closed · 23:55:05 UTC)

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Documents

SEC Filings
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SEC Filings by Owner

Insider Ownership

GALANTI RICHARD A(154)

  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4PRIMARY DOCUMENT15 Aug 2024
  • 4Statement of changes in beneficial ownership20 Dec 2023
  • 4Statement of changes in beneficial ownership13 Nov 2023
  • 4Statement of changes in beneficial ownership12 Oct 2023
  • 4Statement of changes in beneficial ownership19 Sep 2023
  • 4Statement of changes in beneficial ownership15 Jun 2023
  • 4Statement of changes in beneficial ownership15 Mar 2023
  • 4Statement of changes in beneficial ownership26 Oct 2022

SINEGAL JAMES D(141)

  • 5Annual statement of beneficial ownership1 Oct 2018
  • 4/AStatement of changes in beneficial ownership (amendment)27 Oct 2017
  • 4Statement of changes in beneficial ownership24 Oct 2017
  • 4Statement of changes in beneficial ownership19 Jan 2018
  • 5Annual statement of beneficial ownership12 Oct 2017
  • 4Statement of changes in beneficial ownership25 May 2017
  • 4Statement of changes in beneficial ownership27 Mar 2017
  • 4Statement of changes in beneficial ownership9 Jan 2017
  • 4Statement of changes in beneficial ownership24 Oct 2016
  • 4/AStatement of changes in beneficial ownership (amendment)1 Feb 2017

BROTMAN JEFFREY H(106)

  • 4Statement of changes in beneficial ownership11 Aug 2017
  • 4Statement of changes in beneficial ownership25 May 2017
  • 4Statement of changes in beneficial ownership19 Dec 2016
  • 4Statement of changes in beneficial ownership25 Oct 2016
  • 4Statement of changes in beneficial ownership7 Oct 2016
  • 5Annual statement of beneficial ownership29 Sep 2016
  • 4Statement of changes in beneficial ownership26 Oct 2015
  • 4Statement of changes in beneficial ownership14 Oct 2015
  • 4Statement of changes in beneficial ownership28 Sep 2015
  • 5Annual statement of beneficial ownership13 Oct 2015

PETTERSON DAVID S(96)

  • 4Statement of changes in beneficial ownership29 Dec 2016
  • 4Statement of changes in beneficial ownership9 Dec 2016
  • 4Statement of changes in beneficial ownership26 Oct 2016
  • 4Statement of changes in beneficial ownership25 Oct 2016
  • 4Statement of changes in beneficial ownership30 Oct 2015
  • 4Statement of changes in beneficial ownership28 Oct 2015
  • 4Statement of changes in beneficial ownership26 Oct 2015
  • 4Statement of changes in beneficial ownership3 Mar 2015
  • 4Statement of changes in beneficial ownership23 Oct 2014
  • 4Statement of changes in beneficial ownership19 Aug 2014

MEISENBACH JOHN W(93)

  • 4Statement of changes in beneficial ownership24 Oct 2019
  • 4Statement of changes in beneficial ownership2 Apr 2019
  • 4Statement of changes in beneficial ownership24 Oct 2018
  • 4Statement of changes in beneficial ownership2 Oct 2018
  • 4Statement of changes in beneficial ownership6 Sep 2018
  • 4Statement of changes in beneficial ownership3 Aug 2018
  • 4Statement of changes in beneficial ownership3 Jul 2018
  • 4Statement of changes in beneficial ownership4 Jun 2018
  • 4Statement of changes in beneficial ownership2 May 2018
  • 4Statement of changes in beneficial ownership3 Apr 2018

JELINEK W CRAIG(90)

  • 4PRIMARY DOCUMENT23 Dec 2024
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT22 Jul 2024
  • 4PRIMARY DOCUMENT9 Apr 2024
  • 4Statement of changes in beneficial ownership23 Jan 2024
  • 4/AStatement of changes in beneficial ownership (amendment)22 Feb 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership28 Dec 2023
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership26 Jun 2023

MOULTON PAUL G(89)

  • 4Statement of changes in beneficial ownership16 Sep 2021
  • 4Statement of changes in beneficial ownership8 Jan 2021
  • 4Statement of changes in beneficial ownership23 Oct 2020
  • 4Statement of changes in beneficial ownership15 Sep 2020
  • 4Statement of changes in beneficial ownership8 Nov 2019
  • 4Statement of changes in beneficial ownership24 Oct 2019
  • 4Statement of changes in beneficial ownership11 Oct 2019
  • 4Statement of changes in beneficial ownership20 Sep 2019
  • 4Statement of changes in beneficial ownership13 Mar 2019
  • 4Statement of changes in beneficial ownership24 Oct 2018

ZOOK DENNIS R(80)

  • 4Statement of changes in beneficial ownership4 Oct 2018
  • 4Statement of changes in beneficial ownership25 Oct 2017
  • 4Statement of changes in beneficial ownership24 Oct 2017
  • 4/AStatement of changes in beneficial ownership (amendment)5 Oct 2017
  • 4Statement of changes in beneficial ownership3 Oct 2017
  • 4/AStatement of changes in beneficial ownership (amendment)9 Jan 2018
  • 4Statement of changes in beneficial ownership25 May 2017
  • 4Statement of changes in beneficial ownership11 Jan 2017
  • 4Statement of changes in beneficial ownership16 Nov 2016
  • 4Statement of changes in beneficial ownership25 Oct 2016

PORTERA JOSEPH P(77)

  • 4Statement of changes in beneficial ownership16 Sep 2021
  • 4Statement of changes in beneficial ownership13 Aug 2021
  • 4Statement of changes in beneficial ownership29 Sep 2020
  • 4Statement of changes in beneficial ownership15 Sep 2020
  • 5Annual statement of beneficial ownership15 Sep 2020
  • 4Statement of changes in beneficial ownership31 Oct 2019
  • 4Statement of changes in beneficial ownership24 Oct 2019
  • 4Statement of changes in beneficial ownership20 Sep 2019
  • 5Annual statement of beneficial ownership20 Sep 2019
  • 4Statement of changes in beneficial ownership13 Mar 2019

Murphy James P.(66)

  • 5Annual statement of beneficial ownership15 Dec 2022
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4/AStatement of changes in beneficial ownership (amendment)11 Oct 2022
  • 4/AStatement of changes in beneficial ownership (amendment)15 Sep 2022
  • 4Statement of changes in beneficial ownership14 Sep 2022
  • 4Statement of changes in beneficial ownership21 Jul 2022
  • 4Statement of changes in beneficial ownership23 Jun 2022
  • 4Statement of changes in beneficial ownership14 Dec 2021
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership16 Sep 2021

DECKER SUSAN L(64)

  • 4PRIMARY DOCUMENT20 Jan
  • 4PRIMARY DOCUMENT17 Dec 2025
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT20 Jun 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT15 Aug 2024
  • 4Statement of changes in beneficial ownership12 Feb 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership29 Jun 2023

WALKER THOMAS KIRK(55)

  • 4Statement of changes in beneficial ownership1 Jul 2014
  • 4Statement of changes in beneficial ownership24 Oct 2013
  • 4Statement of changes in beneficial ownership23 Sep 2013
  • 4/AStatement of changes in beneficial ownership (amendment)1 Nov 2013
  • 5Annual statement of beneficial ownership11 Oct 2013
  • 4Statement of changes in beneficial ownership13 Dec 2012
  • 4Statement of changes in beneficial ownership24 Oct 2012
  • 4Statement of changes in beneficial ownership19 Oct 2012
  • 4Statement of changes in beneficial ownership28 Sep 2012
  • 4Statement of changes in beneficial ownership24 Oct 2011

McKay John D(54)

  • 4Statement of changes in beneficial ownership24 Oct 2018
  • 4Statement of changes in beneficial ownership4 Oct 2018
  • 4/AStatement of changes in beneficial ownership (amendment)30 Oct 2018
  • 4Statement of changes in beneficial ownership14 Nov 2017
  • 4Statement of changes in beneficial ownership24 Oct 2017
  • 4Statement of changes in beneficial ownership3 Oct 2017
  • 4/AStatement of changes in beneficial ownership (amendment)5 Oct 2017
  • 4Statement of changes in beneficial ownership5 Jun 2017
  • 4Statement of changes in beneficial ownership25 May 2017
  • 4/AStatement of changes in beneficial ownership (amendment)9 Jan 2018

SCHUTT DOUGLAS W(53)

  • 4Statement of changes in beneficial ownership25 Oct 2016
  • 4Statement of changes in beneficial ownership7 Oct 2016
  • 4Statement of changes in beneficial ownership11 Jul 2016
  • 4Statement of changes in beneficial ownership27 Oct 2015
  • 4Statement of changes in beneficial ownership26 Oct 2015
  • 4Statement of changes in beneficial ownership28 Sep 2015
  • 4Statement of changes in beneficial ownership3 Mar 2015
  • 4Statement of changes in beneficial ownership23 Oct 2014
  • 4Statement of changes in beneficial ownership14 Oct 2014
  • 4Statement of changes in beneficial ownership30 Sep 2014

LAZARUS FRANZ E(49)

  • 4Statement of changes in beneficial ownership20 Sep 2019
  • 4Statement of changes in beneficial ownership5 Apr 2019
  • 4Statement of changes in beneficial ownership26 Oct 2018
  • 4Statement of changes in beneficial ownership24 Oct 2018
  • 4Statement of changes in beneficial ownership4 Oct 2018
  • 4/AStatement of changes in beneficial ownership (amendment)30 Oct 2018
  • 5Annual statement of beneficial ownership1 Oct 2018
  • 4Statement of changes in beneficial ownership24 Oct 2017
  • 4Statement of changes in beneficial ownership3 Oct 2017
  • 4/AStatement of changes in beneficial ownership (amendment)5 Oct 2017

LIBENSON RICHARD M(49)

  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020
  • 4Statement of changes in beneficial ownership22 Oct 2020
  • 4Statement of changes in beneficial ownership31 Oct 2019
  • 4Statement of changes in beneficial ownership24 Oct 2019
  • 4Statement of changes in beneficial ownership26 Oct 2018
  • 4Statement of changes in beneficial ownership24 Oct 2018
  • 5Annual statement of beneficial ownership1 Oct 2018
  • 4Statement of changes in beneficial ownership19 Dec 2017
  • 4/AStatement of changes in beneficial ownership (amendment)25 Oct 2017

DICERCHIO RICHARD D(48)

  • 5Annual statement of beneficial ownership13 Oct 2011
  • 4Statement of changes in beneficial ownership14 Jun 2011
  • 4Statement of changes in beneficial ownership2 May 2011
  • 4Statement of changes in beneficial ownership22 Dec 2010
  • 4Statement of changes in beneficial ownership14 Dec 2010
  • 4/AStatement of changes in beneficial ownership (amendment)16 Dec 2010
  • 4Statement of changes in beneficial ownership26 Oct 2010
  • 4Statement of changes in beneficial ownership2 Nov 2010
  • 4Statement of changes in beneficial ownership21 Oct 2010
  • 4Statement of changes in beneficial ownership19 Oct 2010

Rose Timothy L.(44)

  • 4Statement of changes in beneficial ownership14 Sep 2022
  • 4Statement of changes in beneficial ownership29 Mar 2022
  • 4Statement of changes in beneficial ownership16 Sep 2021
  • 4/AStatement of changes in beneficial ownership (amendment)2 Dec 2021
  • 4Statement of changes in beneficial ownership29 Jun 2021
  • 4Statement of changes in beneficial ownership15 Sep 2020
  • 4Statement of changes in beneficial ownership12 Jun 2020
  • 4Statement of changes in beneficial ownership20 Sep 2019
  • 4Statement of changes in beneficial ownership13 Mar 2019
  • 4Statement of changes in beneficial ownership24 Oct 2018

JAMES HAMILTON E(41)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 5Annual statement of beneficial ownership18 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020
  • 4Statement of changes in beneficial ownership22 Oct 2020
  • 4Statement of changes in beneficial ownership24 Oct 2019

MUNGER CHARLES T(38)

  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020
  • 4Statement of changes in beneficial ownership22 Oct 2020
  • 4Statement of changes in beneficial ownership24 Oct 2019
  • 4Statement of changes in beneficial ownership24 Oct 2018
  • 4/AStatement of changes in beneficial ownership (amendment)27 Oct 2017
  • 4Statement of changes in beneficial ownership24 Oct 2017
  • 4Statement of changes in beneficial ownership25 May 2017

EVANS DANIEL J(33)

  • 5Annual statement of beneficial ownership1 Oct 2018
  • 4/AStatement of changes in beneficial ownership (amendment)27 Oct 2017
  • 4Statement of changes in beneficial ownership24 Oct 2017
  • 4Statement of changes in beneficial ownership25 May 2017
  • 4Statement of changes in beneficial ownership24 Oct 2016
  • 4Statement of changes in beneficial ownership26 Oct 2015
  • 4Statement of changes in beneficial ownership3 Mar 2015
  • 4Statement of changes in beneficial ownership23 Oct 2014
  • 5Annual statement of beneficial ownership6 Oct 2014
  • 4Statement of changes in beneficial ownership23 Oct 2013

RAIKES JEFFREY S(32)

  • 4PRIMARY DOCUMENT14 Jul
  • 4PRIMARY DOCUMENT28 Jan
  • 4PRIMARY DOCUMENT12 Nov 2025
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT15 Jul 2025
  • 4PRIMARY DOCUMENT18 Dec 2024
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT17 Jul 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023

Klauer James C(29)

  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT15 Jan
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4/AStatement of changes in beneficial ownership (amendment)22 Feb 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership12 Oct 2023

Callans Patrick J(29)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT10 Jun 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT2 Oct 2024
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4PRIMARY DOCUMENT13 Mar 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4/AStatement of changes in beneficial ownership (amendment)22 Feb 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023

Vachris Roland Michael(28)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT13 Mar 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership19 Sep 2023
  • 4Statement of changes in beneficial ownership7 Mar 2023
  • 4Statement of changes in beneficial ownership14 Sep 2022
  • 4Statement of changes in beneficial ownership28 Jan 2022
  • 4Statement of changes in beneficial ownership16 Sep 2021
  • 4Statement of changes in beneficial ownership12 Jul 2021
  • 4Statement of changes in beneficial ownership23 Mar 2021

RUCKELSHAUS JILL S(27)

  • 4Statement of changes in beneficial ownership27 Jul 2016
  • 4Statement of changes in beneficial ownership13 Jul 2016
  • 4Statement of changes in beneficial ownership26 Oct 2015
  • 4Statement of changes in beneficial ownership3 Mar 2015
  • 4Statement of changes in beneficial ownership23 Oct 2014
  • 4Statement of changes in beneficial ownership23 Oct 2013
  • 4Statement of changes in beneficial ownership19 Apr 2013
  • 4Statement of changes in beneficial ownership13 Dec 2012
  • 4Statement of changes in beneficial ownership24 Oct 2012
  • 4Statement of changes in beneficial ownership30 Apr 2012

CARSON BENJAMIN SR(23)

  • 4Statement of changes in beneficial ownership3 Mar 2015
  • 4Statement of changes in beneficial ownership23 Oct 2014
  • 4Statement of changes in beneficial ownership17 Jun 2014
  • 4Statement of changes in beneficial ownership23 Oct 2013
  • 4Statement of changes in beneficial ownership17 Dec 2012
  • 4Statement of changes in beneficial ownership13 Dec 2012
  • 4Statement of changes in beneficial ownership24 Oct 2012
  • 4Statement of changes in beneficial ownership27 Oct 2011
  • 4Statement of changes in beneficial ownership24 Oct 2011
  • 4Statement of changes in beneficial ownership10 Nov 2010

DENMAN KENNETH D(22)

  • 4PRIMARY DOCUMENT25 Jun
  • 4PRIMARY DOCUMENT22 Dec 2025
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT18 Dec 2024
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT15 Jul 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership15 Jul 2022

Hines Daniel M.(22)

  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT15 Jul 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership2 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership8 Apr 2022
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020

Miller Russell D(22)

  • 4PRIMARY DOCUMENT12 Jan
  • 4PRIMARY DOCUMENT1 Oct 2025
  • 4PRIMARY DOCUMENT24 Sep 2025
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT15 Oct 2024
  • 4PRIMARY DOCUMENT26 Sep 2024
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4PRIMARY DOCUMENT18 Apr 2024
  • 4Statement of changes in beneficial ownership6 Nov 2023
  • 4Statement of changes in beneficial ownership28 Sep 2023

GATES WILLIAM H II(19)

  • 4Statement of changes in beneficial ownership6 Aug 2015
  • 4Statement of changes in beneficial ownership3 Mar 2015
  • 4Statement of changes in beneficial ownership15 Dec 2014
  • 4Statement of changes in beneficial ownership23 Oct 2014
  • 4Statement of changes in beneficial ownership23 Oct 2013
  • 4Statement of changes in beneficial ownership13 Dec 2012
  • 4Statement of changes in beneficial ownership24 Oct 2012
  • 4Statement of changes in beneficial ownership15 Oct 2012
  • 4Statement of changes in beneficial ownership24 Oct 2011
  • 4Statement of changes in beneficial ownership9 Nov 2010

Adamo Claudine(19)

  • 4PRIMARY DOCUMENT30 Sep
  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT11 Mar
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT25 Mar 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT2 Oct 2024
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4PRIMARY DOCUMENT13 Mar 2024

Frates Caton(19)

  • 4PRIMARY DOCUMENT30 Sep
  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT1 Apr
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT30 Sep 2025
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT20 Mar 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT2 Oct 2024
  • 4PRIMARY DOCUMENT18 Sep 2024

STANTON JOHN W(18)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT4 Sep 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020
  • 4Statement of changes in beneficial ownership22 Oct 2020
  • 4Statement of changes in beneficial ownership24 Oct 2019

Wilderotter Mary Agnes(18)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership8 Jun 2022
  • 4Statement of changes in beneficial ownership22 Dec 2021
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020
  • 4Statement of changes in beneficial ownership22 Oct 2020

Rubanenko Yoram(10)

  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT15 Jul 2025
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4Statement of changes in beneficial ownership18 Jan 2024
  • 4Statement of changes in beneficial ownership19 Sep 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership14 Dec 2021
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 3Initial statement of beneficial ownership5 Oct 2021

JEWELL SARAH MR SALLY(9)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 4Statement of changes in beneficial ownership26 Oct 2021
  • 4Statement of changes in beneficial ownership11 Dec 2020
  • 4Statement of changes in beneficial ownership22 Oct 2020
  • 3Initial statement of beneficial ownership31 Jan 2020

Jones Teresa A.(9)

  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT28 Jan
  • 4PRIMARY DOCUMENT23 Jan
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT22 Aug 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT29 Aug 2024
  • 3PRIMARY DOCUMENT22 Jul 2024
  • 3/APRIMARY DOCUMENT29 Aug 2024

Riel Pierre(8)

  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT12 Sep 2025
  • 4PRIMARY DOCUMENT9 Jun 2025
  • 4PRIMARY DOCUMENT15 Oct 2024
  • 4PRIMARY DOCUMENT18 Sep 2024
  • 4Statement of changes in beneficial ownership8 Nov 2023
  • 4Statement of changes in beneficial ownership19 Sep 2023
  • 3Initial statement of beneficial ownership14 Mar 2022

MILLERCHIP GARY(7)

  • 4PRIMARY DOCUMENT13 Mar
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT27 Mar 2025
  • 4PRIMARY DOCUMENT13 Mar 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4PRIMARY DOCUMENT13 Mar 2024
  • 3Initial statement of beneficial ownership1 Mar 2024

Sullivan John Christopher(7)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4/AStatement of changes in beneficial ownership (amendment)22 Feb 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 4Statement of changes in beneficial ownership25 Oct 2022
  • 3Initial statement of beneficial ownership30 Dec 2021

Foulkes Helena(6)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 4Statement of changes in beneficial ownership24 Oct 2023
  • 3/AInitial statement of beneficial ownership (amendment)13 Oct 2023
  • 3Initial statement of beneficial ownership25 Aug 2023

POLIT JAVIER(6)

  • 4PRIMARY DOCUMENT31 Dec 2025
  • 4PRIMARY DOCUMENT24 Oct 2025
  • 4PRIMARY DOCUMENT24 Oct 2024
  • 4Statement of changes in beneficial ownership12 Jan 2024
  • 3Initial statement of beneficial ownership20 Dec 2023
  • 4Statement of changes in beneficial ownership20 Dec 2023

Wilcox William Richard(4)

  • 4PRIMARY DOCUMENT14 Oct
  • 4PRIMARY DOCUMENT14 Sep
  • 4PRIMARY DOCUMENT12 Nov 2025
  • 3PRIMARY DOCUMENT9 Oct 2025

George Sarah Catherine(3)

  • 4PRIMARY DOCUMENT13 Mar
  • 3PRIMARY DOCUMENT11 Mar
  • 3/APRIMARY DOCUMENT15 May

Barbre Tiffany Marie(2)

  • 4PRIMARY DOCUMENT24 Oct 2025
  • 3PRIMARY DOCUMENT10 Jul 2025

Raimondo Gina Marie(2)

  • 4PRIMARY DOCUMENT20 Jan
  • 3PRIMARY DOCUMENT20 Jan

Self Adam Webb(2)

  • 3PRIMARY DOCUMENT10 Sep
  • 3/APRIMARY DOCUMENT30 Sep

≥5% Ownership

BlackRock Inc.(12)

  • SC 13G/ACostco Wholesale Corp /New26 Jan 2024
  • SC 13G/ACostco Wholesale Corp /New1 Feb 2023
  • SC 13G/ACostco Wholesale Corp /New1 Feb 2022
  • SC 13G/ACostco Wholesale Corp /New29 Jan 2021
  • SC 13G/ACostco Wholesale Corp /New5 Feb 2020
  • SC 13G/ACostco Wholesale Corp /New4 Feb 2019
  • SC 13G/ACostco Wholesale Corp /New8 Feb 2018
  • SC 13G/ACostco Wholesale Corp /New23 Jan 2017
  • SC 13G/ACostco Wholesale Corp /New26 Jan 2016
  • SC 13GCostco Wholesale Corp /New3 Feb 2015

VANGUARD GROUP INC(11)

  • SC 13G/ACostco Wholesale Corp /New26 Mar
  • SC 13G/ACostco Wholesale Corp /New13 Feb 2024
  • SC 13G/ACostco Wholesale Corp /New9 Feb 2023
  • SC 13G/ACostco Wholesale Corp /New9 Feb 2022
  • SC 13G/ACostco Wholesale Corp /New10 Feb 2021
  • SC 13G/ACostco Wholesale Corp /New12 Feb 2020
  • SC 13G/ACostco Wholesale Corp /New11 Feb 2019
  • SC 13G/ACostco Wholesale Corp /New9 Feb 2018
  • SC 13G/ACostco Wholesale Corp /New10 Feb 2017
  • SC 13G/ACostco Wholesale Corp /New10 Feb 2016

PUTNAM INVESTMENTS INC(5)

  • SC 13G/ACostco Wholesale Corp /New17 Feb 2000
  • SC 13G/ACostco Companies Inc9 Sep 1999
  • SC 13G/ACostco Companies Inc9 Feb 1999
  • SC 13G/ACostco Companies Inc6 Feb 1998
  • SC 13GCostco Companies Inc20 Jan 1998

DAVIS SELECTED ADVISERS(4)

  • SC 13G/ACostco Wholesale Corp /New13 Feb 2013
  • SC 13G/ACostco Wholesale Corp /New14 Feb 2012
  • SC 13G/ACostco Wholesale Corp /New14 Feb 2011
  • SC 13G/ACostco Wholesale Corp /New10 Jun 2010

Capital World Investors(4)

  • SC 13G/ACostco Wholesale Corp /New13 Feb 2014
  • SC 13G/ACostco Wholesale Corp /New13 Feb 2013
  • SC 13G/ACostco Wholesale Corp /New10 Feb 2012
  • SC 13GCostco Wholesale Corp /New14 Feb 2011

FMR CORP(3)

  • SC 13G/ACostco Wholesale Corp /New13 Feb 2003
  • SC 13GCostco Wholesale Corp /New14 Feb 2002
  • SC 13GPrice/Costco Inc12 Feb 1997

JANUS CAPITAL CORP(3)

  • SC 13G/ACostco Wholesale Corp /New15 Feb 2001
  • SC 13G/ACostco Wholesale Corp /New15 Feb 2000
  • SC 13GCostco Companies Inc12 Feb 1999

CAPITAL GROUP COMPANIES INC ET AL(2)

  • SC 13G/APrice/Costco Inc14 Feb 1997
  • SC 13GPrice/Costco Inc12 Feb 1996

UBS GLOBAL ASSET MANAGEMENT AMERICAS INC(2)

  • SC 13G/ACostco Wholesale Corp /New22 Mar 2007
  • SC 13GCostco Wholesale Corp /New14 Feb 2006

AXA FINANCIAL INC(2)

  • SC 13G/ACostco Wholesale Corp /New13 Feb 2001
  • SC 13GCostco Wholesale Corp /New14 Feb 2000

MARSICO CAPITAL MANAGEMENT LLC(2)

  • SC 13G/ACostco Wholesale Corp /New11 Feb 2010
  • SC 13GCostco Wholesale Corp /New12 Feb 2009

FOURCAR B V(1)

  • SC 13D/APrice/Costco Inc18 Jul 1996

VANGUARD CAPITAL MANAGEMENT LLC(1)

  • SC 13GCostco Wholesale Corp /New29 Apr