Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended May 10, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 999 Lake Drive, Issaquah, WA 98027 (Address of principal executive offices) (Zip Code) (Registrant's telephone number, including area code): (425) 313-8100 Securities registered pursua ...

Costco Wholesale Corporation (NASDAQ:COST) Q3 2020 Results Earnings Conference Call May 28, 2020 5:00 PM ET Company Participants Richard Galanti - Executive Vice President, Chief Financial Officer Conference Call Participants Simeon Gutman - Morgan Stanley Chris Horvers - JPMorgan Michael Lasser - UBS John Parke - Gordon Haskett John Heinbockel - Guggenheim Karen Short - Barclays Spencer Hanus - Wolfe Research Kelly Bania - BMO Capital Paul Lejuez - Citi Greg Melich - Evercore Erica Eiler - Oppenheimer Oper ...

Costco Wholesale Corp (NASDAQ:COST) Q2 2020 Earnings Conference Call March 5, 2020 5:00 PM ET Company Participants Richard Galanti - EVP, CFO & Director Conference Call Participants Simeon Gutman - Morgan Stanley Gregory Melich - Evercore ISI Christopher Horvers - JPMorgan Chase & Co. John Parke - Gordon Haskett Karen Short - Barclays Bank John Heinbockel - Guggenheim Securities Michael Baker - Nomura Securities Rupesh Parikh - Oppenheimer Scot Ciccarelli - RBC Capital Markets Judah Frommer - Crédit Suisse ...

Table of Contents Large accelerated filer ☒ Accelerated filer ☐ Non-accelerated filer ☐ Smaller reporting company ☐ Emerging growth company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended November 24, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 0-20355 Costco Wholesale Corpora ...

Costco Wholesale Corporation (NASDAQ:COST) Q1 2020 Results Earnings Conference Call December 12, 2019 5:00 PM ET Company Participants Richard Galanti - Executive Vice President, Chief Financial Officer Conference Call Participants Christopher Horvers - JPMorgan Michael Lasser - UBS Chuck Grom - Gordon Haskett Chris Mandeville - Jefferies Michael Kessler - Morgan Stanley Spencer Hanus - Citi Karen Short - Barclays John Heinbockel - Guggenheim Securities Kate McShane - Goldman Sachs Scot Ciccarelli - RBC Capi ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 1, 2019 or ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 0-20355 Costco Wholesale Corporation (Exact name of registrant as specified in its charter) Washington 91-1223280 (State or other jurisdiction of incorporation or or ...

Costco Wholesale Corporation (NASDAQ:COST) Q4 2019 Earnings Conference Call October 3, 2019 5:00 PM ET Company Participants Richard Galanti - EVP and CFO Conference Call Participants Michael Lasser - UBS Simeon Gutman - Morgan Stanley John Heinbockel - Guggenheim Securities Christopher Horvers - JPMorgan Karen Short - Barclays Chuck Grom - Gordon Haskett Scot Ciccarelli - RBC Capital Markets Bobby Griffin - Raymond James Oliver Chen - Cowen and Company Robert Ohmes - Bank of America Merrill Lynch Michael Mo ...

Table of Contents Emerging growth company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended May 12, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 0-20355 Costco Wholesale Corporation (Exact name of registrant as specified in its charter) Washington 91-1223280 (State or other juris ...

Costco Wholesale Corporation (NASDAQ:COST) Q3 2019 Earnings Conference Call May 30, 2019 5:00 PM ET Company Participants Richard Galanti - EVP & CFO Conference Call Participants Michael Lasser - UBS Edward Kelly - Wells Fargo Josh Kamboj - Morgan Stanley Scot Ciccarelli - RBC Capital Markets Chuck Grom - Gordon Haskett Christopher Mandeville - Jefferies Karen Short - Barclays Gregory Melich - Evercore ISI John Heinbockel - Guggenheim Securities Scott Mushkin - Wolfe Research Erica Eiler - Oppenheimer Operat ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended February 17, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 0-20355 Costco Wholesale Corporation (Exact name of registrant as specified in its charter) Washington 91-1223280 (State or other jurisdiction of incorporat ...