UBS AM
COST icon

UBS AM’s Costco COST Stock Holding History

UBS AM’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
2026
Q2 		$2.87B Buy
3,068,312
+160,893
+6% +$160M 0.52% 30
2026
Q1 		$2.9B Buy
2,907,419
+150,533
+5% +$147M 0.6% 24
2025
Q4 		$2.38B Sell
2,756,886
-308,439
-10% -$280M 0.5% 29
2025
Q3 		$2.84B Sell
3,065,325
-143,014
-4% -$137M 0.62% 23
2025
Q2 		$3.18B Sell
3,208,339
-18,281
-0.6% -$18.2M 0.64% 20
2025
Q1 		$3.05B Sell
3,226,620
-57,532
-2% -$56.1M 0.78% 15
2024
Q4 		$3.01B Buy
3,284,152
+209,087
+7% +$194M 0.7% 16
2024
Q3 		$2.73B Buy
3,075,065
+70,561
+2% +$61.2M 0.7% 18
2024
Q2 		$2.55B Buy
3,004,504
+554,380
+23% +$433M 0.73% 20
2024
Q1 		$1.8B Buy
2,450,124
+352,605
+17% +$252M 0.64% 23
2023
Q4 		$1.38B Sell
2,097,519
-36,351
-2% -$21.5M 0.54% 26
2023
Q3 		$1.21B Sell
2,133,870
-78,017
-4% -$43.1M 0.54% 27
2023
Q2 		$1.1B Hold
2,211,887
– – 0.53% 31
2023
Q1 		$1.1B Buy
2,211,887
+211,527
+11% +$104M 0.53% 31
2022
Q4 		$913M Buy
2,000,360
+2,372
+0.1% +$1.16M 0.48% 34
2022
Q3 		$944M Sell
1,997,988
-66,535
-3% -$34.6M 0.53% 31
2022
Q2 		$989M Sell
2,064,523
-220,594
-10% -$112M 0.52% 30
2022
Q1 		$1.32B Sell
2,285,117
-60,546
-3% -$31.8M 0.56% 24
2021
Q4 		$1.33B Sell
2,345,663
-8,182
-0.3% -$4.19M 0.51% 26
2021
Q3 		$1.06B Sell
2,353,845
-219,292
-9% -$96.4M 0.44% 37
2021
Q2 		$1.02B Buy
2,573,137
+77,524
+3% +$29.3M 0.44% 36
2021
Q1 		$880M Buy
2,495,613
+242,898
+11% +$84.6M 0.39% 44
2020
Q4 		$849M Sell
2,252,715
-96,529
-4% -$36.1M 0.4% 40
2020
Q3 		$834M Buy
2,349,244
+133,145
+6% +$44.7M 0.45% 39
2020
Q2 		$672M Buy
2,216,099
+156,660
+8% +$47.7M 0.41% 44
2020
Q1 		$587M Buy
2,059,439
+292,157
+17% +$88.7M 0.42% 46
2019
Q4 		$519M Buy
1,767,282
+101,946
+6% +$30.3M 0.32% 61
2019
Q3 		$480M Buy
1,665,336
+5,100
+0.3% +$1.44M 0.32% 61
2019
Q2 		$439M Sell
1,660,236
-82,210
-5% -$20.5M 0.31% 61
2019
Q1 		$422M Buy
1,742,446
+102,984
+6% +$22.5M 0.31% 63
2018
Q4 		$334M Sell
1,639,462
-481
-0% -$107K 0.29% 70
2018
Q3 		$385M Buy
1,639,943
+10,293
+0.6% +$2.32M 0.29% 71
2018
Q2 		$341M Sell
1,629,650
-74,189
-4% -$14.7M 0.26% 72
2018
Q1 		$321M Buy
1,703,839
+123,412
+8% +$23.3M 0.25% 81
2017
Q4 		$294M Buy
1,580,427
+126,677
+9% +$21.9M 0.25% 83
2017
Q3 		$239M Sell
1,453,750
-10,642
-0.7% -$1.67M 0.22% 100
2017
Q2 		$234M Buy
1,464,392
+114,721
+8% +$19.8M 0.23% 95
2017
Q1 		$226M Buy
1,349,671
+117,555
+10% +$19.7M 0.23% 97
2016
Q4 		$197M Sell
1,232,116
-11,821
-1% -$1.8M 0.22% 107
2016
Q3 		$190M Buy
1,243,937
+26,168
+2% +$4.23M 0.2% 115
2016
Q2 		$191M Sell
1,217,769
-87,829
-7% -$13.3M 0.22% 102
2016
Q1 		$206M Buy
1,305,598
+89,364
+7% +$13.5M 0.24% 90
2015
Q4 		$196M Sell
1,216,234
-91,409
-7% -$14.4M 0.22% 90
2015
Q3 		$189M Sell
1,307,643
-120,252
-8% -$17.2M 0.21% 106
2015
Q2 		$193M Buy
1,427,895
+2,813
+0.2% +$404K 0.18% 127
2015
Q1 		$216M Sell
1,425,082
-62,412
-4% -$9.16M 0.21% 116
2014
Q4 		$211M Buy
1,487,494
+13,321
+0.9% +$1.81M 0.2% 117
2014
Q3 		$185M Buy
1,474,173
+22,203
+2% +$2.68M 0.18% 125
2014
Q2 		$167M Buy
1,451,970
+55,241
+4% +$6.34M 0.17% 141
2014
Q1 		$156M Buy
1,396,729
+101,973
+8% +$11.7M 0.17% 147
2013
Q4 		$154M Buy
1,294,756
+16,964
+1% +$2.03M 0.18% 143
2013
Q3 		$147M Buy
1,277,792
+11,163
+0.9% +$1.29M 0.18% 140
2013
Q2 		$140M Buy
+1,266,629
New +$138M 0.18% 138

Other funds holding COST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

UBS AM's COST Position: Q2 2026 in Review

UBS AM increased its Costco (COST) stake by 5.5% in Q2 2026, buying an estimated $160M and bringing the position to 3,068,312 shares worth $2.87B. The position accounts for 0.52% of the portfolio, ranked #30.

UBS AM first reported a position in COST in Q2 2013 and has held it in 53 quarters since. The position peaked at $3.18B in Q2 2025. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • UBS AM held 3,068,312 shares of Costco worth $2.87B as of Q2 2026.
  • UBS AM bought 160,893 Costco shares in Q2 2026, an estimated $160M.
  • Costco made up 0.52% of UBS AM's portfolio in Q2 2026, its #30 holding.
  • UBS AM first reported a position in Costco in Q2 2013 and has held it in 53 quarters since.
  • UBS AM's Costco position peaked at $3.18B in Q2 2025.
  • 4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on UBS AM's 13F filing for Q2 2026, filed 13 Aug 2026.