Warren Buffett’s Costco COST Stock Holding History

Warren Buffett’s Portfolio COST Stock Details COST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q3	–	Sell	-4,333,363	Closed	-$1.31B	–	53
2020 Q2	$1.31B	Hold	4,333,363	–	–	0.65%	19
2020 Q1	$1.24B	Hold	4,333,363	–	–	0.7%	18
2019 Q4	$1.27B	Hold	4,333,363	–	–	0.53%	23
2019 Q3	$1.25B	Hold	4,333,363	–	–	0.58%	22
2019 Q2	$1.15B	Hold	4,333,363	–	–	0.55%	24
2019 Q1	$1.05B	Hold	4,333,363	–	–	0.53%	25
2018 Q4	$883M	Hold	4,333,363	–	–	0.48%	26
2018 Q3	$1.02B	Hold	4,333,363	–	–	0.46%	26
2018 Q2	$906M	Hold	4,333,363	–	–	0.46%	27
2018 Q1	$817M	Hold	4,333,363	–	–	0.43%	27
2017 Q4	$807M	Hold	4,333,363	–	–	0.42%	25
2017 Q3	$712M	Hold	4,333,363	–	–	0.4%	27
2017 Q2	$693M	Hold	4,333,363	–	–	0.43%	27
2017 Q1	$727M	Hold	4,333,363	–	–	0.45%	27
2016 Q4	$694M	Hold	4,333,363	–	–	0.47%	26
2016 Q3	$661M	Hold	4,333,363	–	–	0.51%	24
2016 Q2	$681M	Hold	4,333,363	–	–	0.52%	21
2016 Q1	$683M	Hold	4,333,363	–	–	0.53%	23
2015 Q4	$700M	Hold	4,333,363	–	–	0.53%	23
2015 Q3	$626M	Hold	4,333,363	–	–	0.49%	25
2015 Q2	$585M	Hold	4,333,363	–	–	0.53%	25
2015 Q1	$656M	Hold	4,333,363	–	–	0.61%	21
2014 Q4	$614M	Hold	4,333,363	–	–	0.56%	24
2014 Q3	$543M	Hold	4,333,363	–	–	0.5%	24
2014 Q2	$499M	Hold	4,333,363	–	–	0.46%	25
2014 Q1	$484M	Hold	4,333,363	–	–	0.46%	27
2013 Q4	$516M	Hold	4,333,363	–	–	0.49%	26
2013 Q3	$499M	Hold	4,333,363	–	–	0.54%	24
2013 Q2	$479M	Buy	+4,333,363	New	+$474M	0.52%	24

Other funds holding COST

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Warren Buffett's COST Position: Q3 2020 in Review

Warren Buffett sold out of Costco (COST) in Q3 2020, closing a stake of 4,333,363 shares — an estimated $1.31B sold.

Warren Buffett first reported a position in COST in Q2 2013 and held it in 29 quarters. The position peaked at $1.31B in Q2 2020. 2,157 funds tracked by Wall St. Rank hold COST as of Q3 2020.

Warren Buffett reported no remaining Costco position as of Q3 2020 after selling out during the quarter.
Warren Buffett sold 4,333,363 Costco shares in Q3 2020, an estimated $1.31B.
Warren Buffett first reported a position in Costco in Q2 2013 and held it in 29 quarters.
Warren Buffett's Costco position peaked at $1.31B in Q2 2020.
2,157 funds tracked by Wall St. Rank held Costco as of Q3 2020.

Based on Berkshire Hathaway's 13F filing for Q3 2020, filed 16 Nov 2020.