Ballentine Partners’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
$9.25M Sell
9,889
-164
-2% -$163K 0.11% 70
2026
Q1
$10M Buy
10,053
+471
+5% +$459K 0.14% 59
2025
Q4
$8.26M Sell
9,582
-350
-4% -$317K 0.12% 64
2025
Q3
$9.19M Sell
9,932
-114
-1% -$109K 0.13% 62
2025
Q2
$9.95M Buy
10,046
+299
+3% +$297K 0.15% 54
2025
Q1
$9.22M Buy
9,747
+102
+1% +$99.4K 0.16% 54
2024
Q4
$8.84M Sell
9,645
-61
-0.6% -$56.6K 0.15% 54
2024
Q3
$8.6M Buy
9,706
+198
+2% +$172K 0.15% 56
2024
Q2
$8.08M Buy
9,508
+500
+6% +$390K 0.15% 54
2024
Q1
$6.6M Sell
9,008
-638
-7% -$455K 0.13% 59
2023
Q4
$6.37M Buy
9,646
+442
+5% +$262K 0.13% 63
2023
Q3
$5.2M Buy
9,204
+1,005
+12% +$555K 0.12% 64
2023
Q2
$4.41M Sell
8,199
-277
-3% -$140K 0.1% 73
2023
Q1
$4.21M Buy
8,476
+1,387
+20% +$680K 0.11% 73
2022
Q4
$3.24M Buy
7,089
+475
+7% +$232K 0.1% 80
2022
Q3
$3.12M Buy
6,614
+809
+14% +$421K 0.11% 73
2022
Q2
$2.78M Buy
5,805
+676
+13% +$343K 0.1% 76
2022
Q1
$2.95M Buy
5,129
+295
+6% +$155K 0.09% 83
2021
Q4
$2.74M Buy
4,834
+287
+6% +$147K 0.08% 92
2021
Q3
$2.04M Sell
4,547
-4
-0.1% -$1.76K 0.07% 101
2021
Q2
$1.8M Sell
4,551
-348
-7% -$132K 0.06% 100
2021
Q1
$1.73M Sell
4,899
-18
-0.4% -$6.27K 0.06% 100
2020
Q4
$1.85M Sell
4,917
-373
-7% -$139K 0.07% 91
2020
Q3
$1.88M Sell
5,290
-1,320
-20% -$444K 0.08% 86
2020
Q2
$2M Sell
6,610
-390
-6% -$119K 0.1% 84
2020
Q1
$2M Buy
7,000
+1,115
+19% +$338K 0.12% 75
2019
Q4
$1.73M Sell
5,885
-101
-2% -$30K 0.08% 103
2019
Q3
$1.73M Buy
5,986
+92
+2% +$25.9K 0.08% 100
2019
Q2
$1.56M Buy
5,894
+684
+13% +$170K 0.07% 109
2019
Q1
$1.26M Buy
5,210
+63
+1% +$13.8K 0.07% 105
2018
Q4
$1.05M Buy
5,147
+36
+0.7% +$8.04K 0.06% 110
2018
Q3
$1.2M Buy
5,111
+321
+7% +$72.3K 0.06% 113
2018
Q2
$1M Sell
4,790
-436
-8% -$86.1K 0.06% 119
2018
Q1
$986K Sell
5,226
-905
-15% -$171K 0.06% 112
2017
Q4
$1.14M Buy
6,131
+83
+1% +$14.3K 0.06% 106
2017
Q3
$993K Sell
6,048
-2,865
-32% -$450K 0.05% 123
2017
Q2
$1.37M Buy
8,913
+4,275
+92% +$737K 0.1% 96
2017
Q1
$779K Buy
+4,638
New +$777K 0.06% 88
2016
Q4
Sell
-2,592
Closed -$396K 209
2016
Q3
$396K Sell
2,592
-59
-2% -$9.53K 0.03% 118
2016
Q2
$416K Sell
2,651
-18
-0.7% -$2.73K 0.04% 126
2016
Q1
$419K Buy
2,669
+213
+9% +$32.3K 0.04% 123
2015
Q4
$397K Buy
2,456
+241
+11% +$38.1K 0.04% 114
2015
Q3
$320K Buy
2,215
+42
+2% +$5.99K 0.03% 121
2015
Q2
$294K Hold
2,173
0.03% 130
2015
Q1
$328K Hold
2,173
0.03% 122
2014
Q4
$308K Buy
2,173
+41
+2% +$5.57K 0.04% 122
2014
Q3
$267K Sell
2,132
-21
-1% -$2.54K 0.03% 123
2014
Q2
$248K Sell
2,153
-26
-1% -$2.98K 0.03% 123
2014
Q1
$243K Sell
2,179
-265
-11% -$30.3K 0.03% 124
2013
Q4
$290K Sell
2,444
-512
-17% -$61.2K 0.03% 119
2013
Q3
$341K Buy
2,956
+516
+21% +$59.6K 0.04% 102
2013
Q2
$270K Buy
+2,440
New +$267K 0.04% 101

Other funds holding COST

Ballentine Partners's COST Position: Q2 2026 in Review

Ballentine Partners reduced its Costco (COST) stake by 1.6% in Q2 2026, selling an estimated $163K and leaving 9,889 shares worth $9.25M. The position accounts for 0.11% of the portfolio, ranked #70.

Ballentine Partners first reported a position in COST in Q2 2013 and has held it in 52 quarters since. The position peaked at $10M in Q1 2026. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Ballentine Partners held 9,889 shares of Costco worth $9.25M as of Q2 2026.
  • Ballentine Partners sold 164 Costco shares in Q2 2026, an estimated $163K.
  • Costco made up 0.11% of Ballentine Partners's portfolio in Q2 2026, its #70 holding.
  • Ballentine Partners first reported a position in Costco in Q2 2013 and has held it in 52 quarters since.
  • Ballentine Partners's Costco position peaked at $10M in Q1 2026.
  • 4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Ballentine Partners's 13F filing for Q2 2026, filed 17 Jul 2026.