Sumitomo Life Insurance’s Costco COST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$4.57M Buy
4,584
+116
+3% +$113K 0.11% 67
2025
Q4
$3.85M Buy
4,468
+38
+0.9% +$34.4K 0.11% 81
2025
Q3
$4.1M Sell
4,430
-143
-3% -$137K 0.13% 72
2025
Q2
$4.53M Sell
4,573
-284
-6% -$282K 0.31% 57
2025
Q1
$4.59M Sell
4,857
-74
-2% -$72.1K 0.16% 58
2024
Q4
$4.52M Sell
4,931
-7,918
-62% -$7.35M 0.09% 65
2024
Q3
$11.4M Sell
12,849
-2,235
-15% -$1.94M 0.22% 30
2024
Q2
$11.4M Buy
15,084
+3,780
+33% +$2.95M 0.26% 28
2024
Q1
$7.77M Buy
11,304
+89
+0.8% +$63.5K 0.2% 37
2023
Q4
$7.4M Buy
11,215
+4,696
+72% +$2.78M 0.23% 31
2023
Q3
$3.68M Sell
6,519
-2,104
-24% -$1.16M 0.1% 46
2023
Q2
$4.64M Sell
8,623
-1,147
-12% -$580K 0.2% 38
2023
Q1
$4.85M Buy
9,770
+432
+5% +$212K 0.41% 26
2022
Q4
$4.26M Sell
9,338
-78
-0.8% -$38.1K 0.31% 29
2022
Q3
$4.45M Sell
9,416
-490
-5% -$255K 0.19% 27
2022
Q2
$4.75M Buy
9,906
+178
+2% +$90.3K 0.13% 31
2022
Q1
$5.6M Sell
9,728
-131
-1% -$68.7K 0.14% 29
2021
Q4
$5.6M Sell
9,859
-587
-6% -$301K 0.13% 29
2021
Q3
$4.69M Sell
10,446
-394
-4% -$173K 0.13% 32
2021
Q2
$4.29M Sell
10,840
-2,004
-16% -$758K 0.14% 35
2021
Q1
$4.53M Sell
12,844
-462
-3% -$161K 0.18% 39
2020
Q4
$5.01M Sell
13,306
-1,684
-11% -$629K 0.21% 38
2020
Q3
$5.32M Sell
14,990
-967
-6% -$325K 0.25% 36
2020
Q2
$4.84M Sell
15,957
-1,187
-7% -$361K 0.26% 39
2020
Q1
$4.89M Buy
17,144
+1,401
+9% +$425K 0.35% 31
2019
Q4
$4.63M Buy
15,743
+654
+4% +$194K 0.52% 43
2019
Q3
$4.35M Sell
15,089
-1,965
-12% -$553K 0.57% 40
2019
Q2
$4.51M Buy
17,054
+141
+0.8% +$35.1K 0.53% 48
2019
Q1
$4.09M Sell
16,913
-1,736
-9% -$380K 0.55% 50
2018
Q4
$3.8M Sell
18,649
-541
-3% -$121K 0.53% 51
2018
Q3
$4.51M Sell
19,190
-2,460
-11% -$554K 0.54% 48
2018
Q2
$4.52M Buy
21,650
+1,687
+8% +$333K 0.55% 45
2018
Q1
$3.76M Sell
19,963
-892
-4% -$168K 0.5% 51
2017
Q4
$3.88M Sell
20,855
-806
-4% -$139K 0.49% 56
2017
Q3
$3.56M Buy
21,661
+7,671
+55% +$1.21M 0.45% 61
2017
Q2
$2.24M Buy
13,990
+590
+4% +$102K 0.29% 114
2017
Q1
$2.25M Sell
13,400
-831
-6% -$139K 0.32% 95
2016
Q4
$2.28M Buy
14,231
+316
+2% +$48.2K 0.33% 90
2016
Q3
$2.12M Sell
13,915
-1,671
-11% -$270K 0.31% 98
2016
Q2
$2.45M Sell
15,586
-548
-3% -$83K 0.34% 87
2016
Q1
$2.54M Sell
16,134
-489
-3% -$74.1K 0.33% 95
2015
Q4
$2.69M Sell
16,623
-391
-2% -$61.8K 0.34% 87
2015
Q3
$2.46M Sell
17,014
-433
-2% -$61.8K 0.33% 90
2015
Q2
$2.36M Sell
17,447
-5,945
-25% -$855K 0.29% 113
2015
Q1
$3.54M Sell
23,392
-2,474
-10% -$363K 0.39% 71
2014
Q4
$3.67M Buy
25,866
+2,139
+9% +$291K 0.36% 78
2014
Q3
$2.97M Sell
23,727
-634
-3% -$76.6K 0.29% 105
2014
Q2
$2.81M Sell
24,361
-4,205
-15% -$482K 0.27% 134
2014
Q1
$3.19M Sell
28,566
-2,412
-8% -$276K 0.31% 107
2013
Q4
$3.69M Sell
30,978
-1,717
-5% -$205K 0.33% 98
2013
Q3
$3.76M Sell
32,695
-1,262
-4% -$146K 0.35% 89
2013
Q2
$3.75M Buy
+33,957
New +$3.71M 0.36% 87

Other funds holding COST

Sumitomo Life Insurance's COST Position: Q1 2026 in Review

Sumitomo Life Insurance increased its Costco (COST) stake by 2.6% in Q1 2026, buying an estimated $113K and bringing the position to 4,584 shares worth $4.57M. The position accounts for 0.11% of the portfolio, ranked #67.

Sumitomo Life Insurance first reported a position in COST in Q2 2013 and has held it in 52 quarters since. The position peaked at $11.4M in Q2 2024. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Sumitomo Life Insurance held 4,584 shares of Costco worth $4.57M as of Q1 2026.
  • Sumitomo Life Insurance bought 116 Costco shares in Q1 2026, an estimated $113K.
  • Costco made up 0.11% of Sumitomo Life Insurance's portfolio in Q1 2026, its #67 holding.
  • Sumitomo Life Insurance first reported a position in Costco in Q2 2013 and has held it in 52 quarters since.
  • Sumitomo Life Insurance's Costco position peaked at $11.4M in Q2 2024.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Sumitomo Life Insurance's 13F filing for Q1 2026, filed 12 May 2026.