Washington Trust Bank’s Costco COST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$18.7M Sell
20,008
-1,498
-7% -$1.49M 1.31% 19
2026
Q1
$21.4M Sell
21,506
-911
-4% -$888K 1.58% 16
2025
Q4
$19.3M Sell
22,417
-10
-0% -$9.06K 1.35% 20
2025
Q3
$20.8M Sell
22,427
-295
-1% -$283K 1.52% 18
2025
Q2
$22.5M Sell
22,722
-26
-0.1% -$25.8K 1.89% 15
2025
Q1
$21.5M Sell
22,748
-935
-4% -$912K 2.16% 11
2024
Q4
$21.7M Sell
23,683
-1,496
-6% -$1.39M 2.08% 12
2024
Q3
$22.3M Sell
25,179
-2,061
-8% -$1.79M 2.14% 11
2024
Q2
$23.2M Sell
27,240
-1,320
-5% -$1.03M 2.29% 9
2024
Q1
$20.9M Sell
28,560
-2,379
-8% -$1.7M 1.99% 10
2023
Q4
$20.4M Sell
30,939
-1,293
-4% -$766K 1.81% 12
2023
Q3
$18.2M Sell
32,232
-375
-1% -$207K 1.9% 9
2023
Q2
$17.6M Sell
32,607
-361
-1% -$183K 1.79% 10
2023
Q1
$16.4M Buy
32,968
+2,178
+7% +$1.07M 1.75% 12
2022
Q4
$14.1M Buy
30,790
+32
+0.1% +$15.6K 1.59% 13
2022
Q3
$14.5M Sell
30,758
-432
-1% -$225K 1.85% 11
2022
Q2
$14.9M Sell
31,190
-773
-2% -$392K 1.92% 13
2022
Q1
$18.4M Sell
31,963
-3,030
-9% -$1.59M 2.13% 8
2021
Q4
$19.9M Sell
34,993
-1,187
-3% -$608K 1.92% 11
2021
Q3
$16.3M Buy
36,180
+274
+0.8% +$120K 1.9% 10
2021
Q2
$14.2M Sell
35,906
-170
-0.5% -$64.3K 1.68% 17
2021
Q1
$12.7M Buy
36,076
+1,062
+3% +$370K 1.57% 16
2020
Q4
$13.2M Sell
35,014
-7
-0% -$2.62K 1.72% 11
2020
Q3
$12.4M Sell
35,021
-1,586
-4% -$533K 1.84% 8
2020
Q2
$11.1M Sell
36,607
-1,871
-5% -$569K 1.77% 8
2020
Q1
$11M Sell
38,478
-2,817
-7% -$855K 2.1% 5
2019
Q4
$12.1M Sell
41,295
-1,182
-3% -$351K 1.73% 7
2019
Q3
$12.2M Sell
42,477
-1,861
-4% -$524K 2% 6
2019
Q2
$11.7M Sell
44,338
-2,367
-5% -$590K 1.91% 8
2019
Q1
$11.3M Sell
46,705
-376
-0.8% -$82.2K 1.8% 6
2018
Q4
$9.59M Sell
47,081
-532
-1% -$119K 1.26% 17
2018
Q3
$11.2M Sell
47,613
-4,863
-9% -$1.1M 1.66% 8
2018
Q2
$11M Buy
52,476
+505
+1% +$99.8K 1.53% 10
2018
Q1
$9.79M Sell
51,971
-1,360
-3% -$257K 1.4% 11
2017
Q4
$9.93M Buy
53,331
+7,761
+17% +$1.34M 1.45% 9
2017
Q3
$7.49M Buy
45,570
+19,686
+76% +$3.09M 1.19% 16
2017
Q2
$4.14M Buy
25,884
+5,524
+27% +$952K 0.89% 22
2017
Q1
$3.41M Buy
20,360
+985
+5% +$165K 0.74% 29
2016
Q4
$3.1M Sell
19,375
-28
-0.1% -$4.27K 0.7% 35
2016
Q3
$2.96M Sell
19,403
-454
-2% -$73.4K 0.71% 32
2016
Q2
$3.12M Buy
19,857
+488
+3% +$73.9K 0.81% 29
2016
Q1
$3.05M Buy
19,369
+828
+4% +$126K 0.79% 27
2015
Q4
$2.99M Sell
18,541
-285
-2% -$45K 0.65% 33
2015
Q3
$2.72M Buy
18,826
+650
+4% +$92.7K 0.72% 26
2015
Q2
$2.46M Buy
18,176
+801
+5% +$115K 0.6% 30
2015
Q1
$2.63M Buy
17,375
+863
+5% +$127K 0.63% 28
2014
Q4
$2.34M Buy
16,512
+1,112
+7% +$151K 0.61% 36
2014
Q3
$1.93M Sell
15,400
-25,556
-62% -$3.09M 0.61% 33
2014
Q2
$4.72M Sell
40,956
-920
-2% -$106K 0.96% 40
2014
Q1
$4.68M Buy
+41,876
New +$4.79M 0.99% 41
2013
Q4
Sell
-37,472
Closed -$4.48M 35
2013
Q3
$4.32M Buy
37,472
+2,417
+7% +$279K 1.12% 24
2013
Q2
$3.88M Buy
+35,055
New +$3.83M 1.12% 26

Other funds holding COST

Washington Trust Bank's COST Position: Q2 2026 in Review

Washington Trust Bank reduced its Costco (COST) stake by 7% in Q2 2026, selling an estimated $1.49M and leaving 20,008 shares worth $18.7M. The position accounts for 1.31% of the portfolio, ranked #19.

Washington Trust Bank first reported a position in COST in Q2 2013 and has held it in 52 quarters since. The position peaked at $23.2M in Q2 2024. 4,228 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Washington Trust Bank held 20,008 shares of Costco worth $18.7M as of Q2 2026.
  • Washington Trust Bank sold 1,498 Costco shares in Q2 2026, an estimated $1.49M.
  • Costco made up 1.31% of Washington Trust Bank's portfolio in Q2 2026, its #19 holding.
  • Washington Trust Bank first reported a position in Costco in Q2 2013 and has held it in 52 quarters since.
  • Washington Trust Bank's Costco position peaked at $23.2M in Q2 2024.
  • 4,228 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Washington Trust Bank's 13F filing for Q2 2026, filed 5 Aug 2026.