PTC
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Private Trust Company’s Costco COST Stock Holding History

Private Trust Company’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 		$5.39M Sell
5,765
-79
-1% -$78.7K 0.43% 36
2026
Q1 		$5.82M Buy
5,844
+63
+1% +$61.4K 0.52% 27
2025
Q4 		$4.99M Buy
5,781
+95
+2% +$86.1K 0.44% 35
2025
Q3 		$5.26M Buy
5,686
+75
+1% +$71.9K 0.46% 33
2025
Q2 		$5.55M Buy
5,611
+133
+2% +$132K 0.53% 27
2025
Q1 		$5.18M Buy
5,478
+269
+5% +$262K 0.53% 28
2024
Q4 		$4.77M Sell
5,209
-860
-14% -$798K 0.49% 32
2024
Q3 		$5.38M Buy
6,069
+32
+0.5% +$27.8K 0.54% 30
2024
Q2 		$5.13M Sell
6,037
-1,449
-19% -$1.13M 0.55% 30
2024
Q1 		$5.48M Buy
7,486
+161
+2% +$115K 0.59% 31
2023
Q4 		$4.84M Sell
7,325
-252
-3% -$149K 0.57% 30
2023
Q3 		$4.28M Sell
7,577
-3,020
-28% -$1.67M 0.56% 28
2023
Q2 		$5.71M Buy
10,597
+182
+2% +$92.1K 0.72% 20
2023
Q1 		$5.17M Buy
10,415
+161
+2% +$79K 0.71% 23
2022
Q4 		$4.68M Sell
10,254
-258
-2% -$126K 0.69% 25
2022
Q3 		$4.96M Sell
10,512
-153
-1% -$79.6K 0.81% 19
2022
Q2 		$5.11M Sell
10,665
-4,547
-30% -$2.31M 0.79% 18
2022
Q1 		$8.76M Buy
15,212
+37
+0.2% +$19.4K 1.37% 11
2021
Q4 		$8.62M Sell
15,175
-133
-0.9% -$68.1K 1.19% 13
2021
Q3 		$6.88M Buy
15,308
+3,268
+27% +$1.44M 1% 13
2021
Q2 		$4.76M Buy
12,040
+10
+0.1% +$3.78K 0.72% 29
2021
Q1 		$4.24M Sell
12,030
-386
-3% -$134K 0.69% 27
2020
Q4 		$4.68M Buy
12,416
+93
+0.8% +$34.7K 0.79% 24
2020
Q3 		$4.37M Buy
12,323
+16
+0.1% +$5.38K 0.84% 22
2020
Q2 		$3.83M Buy
12,307
+14
+0.1% +$4.26K 0.8% 22
2020
Q1 		$3.5M Buy
12,293
+278
+2% +$84.4K 0.91% 18
2019
Q4 		$3.53M Sell
12,015
-252
-2% -$74.9K 0.66% 34
2019
Q3 		$3.53M Buy
12,267
+277
+2% +$77.9K 0.7% 32
2019
Q2 		$3.17M Buy
11,990
+44
+0.4% +$11K 0.64% 33
2019
Q1 		$2.89M Sell
11,946
-145
-1% -$31.7K 0.6% 40
2018
Q4 		$2.46M Hold
12,091
– – 0.59% 41
2018
Q3 		$2.84M Sell
12,091
-131
-1% -$29.5K 0.58% 41
2018
Q2 		$2.55M Sell
12,222
-35
-0.3% -$6.91K 0.55% 45
2018
Q1 		$2.31M Buy
12,257
+259
+2% +$48.9K 0.5% 52
2017
Q4 		$2.23M Sell
11,998
-200
-2% -$34.5K 0.47% 56
2017
Q3 		$2M Buy
12,198
+1,243
+11% +$195K 0.44% 58
2017
Q2 		$1.75M Buy
10,955
+947
+9% +$163K 0.38% 71
2017
Q1 		$1.68M Sell
10,008
-3,632
-27% -$609K 0.39% 69
2016
Q4 		$2.18M Buy
13,640
+1,808
+15% +$276K 0.52% 47
2016
Q3 		$1.8M Sell
11,832
-323
-3% -$52.2K 0.44% 60
2016
Q2 		$1.91M Sell
12,155
-457
-4% -$69.2K 0.5% 57
2016
Q1 		$1.99M Buy
12,612
+1,402
+13% +$213K 0.54% 52
2015
Q4 		$1.81M Sell
11,210
-658
-6% -$104K 0.52% 54
2015
Q3 		$1.72M Sell
11,868
-186
-2% -$26.5K 0.51% 55
2015
Q2 		$1.63M Buy
12,054
+339
+3% +$48.7K 0.47% 61
2015
Q1 		$1.77M Buy
11,715
+266
+2% +$39K 0.51% 51
2014
Q4 		$1.62M Buy
11,449
+1,994
+21% +$271K 0.51% 54
2014
Q3 		$1.19M Buy
9,455
+530
+6% +$64.1K 0.4% 59
2014
Q2 		$1.03M Sell
8,925
-83
-0.9% -$9.52K 0.33% 76
2014
Q1 		$1.01M Buy
9,008
+335
+4% +$38.3K 0.38% 71
2013
Q4 		$1.03M Buy
8,673
+4,165
+92% +$498K 0.42% 57
2013
Q3 		$519K Buy
4,508
+120
+3% +$13.8K 0.23% 109
2013
Q2 		$485K Buy
+4,388
New +$480K 0.22% 112

Other funds holding COST

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
Parnassus Investments
Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
PTC
Provident Trust Company Waukesha, Wisconsin $4.77B AUM 29.31% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

Private Trust Company's COST Position: Q2 2026 in Review

Private Trust Company reduced its Costco (COST) stake by 1.4% in Q2 2026, selling an estimated $78.7K and leaving 5,765 shares worth $5.39M. The position accounts for 0.43% of the portfolio, ranked #36.

Private Trust Company first reported a position in COST in Q2 2013 and has held it in 53 quarters since. The position peaked at $8.76M in Q1 2022. 2,087 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Private Trust Company held 5,765 shares of Costco worth $5.39M as of Q2 2026.
  • Private Trust Company sold 79 Costco shares in Q2 2026, an estimated $78.7K.
  • Costco made up 0.43% of Private Trust Company's portfolio in Q2 2026, its #36 holding.
  • Private Trust Company first reported a position in Costco in Q2 2013 and has held it in 53 quarters since.
  • Private Trust Company's Costco position peaked at $8.76M in Q1 2022.
  • 2,087 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Private Trust Company's 13F filing for Q2 2026, filed 28 Jul 2026.