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Cobblestone Capital Advisors’s Costco COST Stock Holding History

Cobblestone Capital Advisors’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
2025
Q3 		$15.1M Sell
16,294
-73
-0.4% -$70K 0.72% 35
2025
Q2 		$16.2M Sell
16,367
-5,614
-26% -$5.58M 0.83% 29
2025
Q1 		$20.8M Buy
21,981
+101
+0.5% +$98.5K 1.14% 23
2024
Q4 		$20M Buy
21,880
+19
+0.1% +$17.6K 1.09% 28
2024
Q3 		$19.4M Sell
21,861
-3
-0% -$2.6K 1.09% 25
2024
Q2 		$18.6M Buy
21,864
+134
+0.6% +$105K 1.14% 25
2024
Q1 		$15.9M Sell
21,730
-58
-0.3% -$41.4K 1% 31
2023
Q4 		$14.4M Buy
21,788
+156
+0.7% +$92.5K 0.95% 33
2023
Q3 		$12.2M Buy
21,632
+244
+1% +$135K 0.91% 33
2023
Q2 		$11.5M Buy
21,388
+1,496
+8% +$757K 0.81% 37
2023
Q1 		$9.88M Buy
19,892
+17,327
+676% +$8.5M 0.74% 39
2022
Q4 		$1.17M Sell
2,565
-40
-2% -$19.5K 0.09% 109
2022
Q3 		$1.23M Sell
2,605
-42
-2% -$21.8K 0.1% 86
2022
Q2 		$1.27M Buy
2,647
+503
+23% +$255K 0.1% 96
2022
Q1 		$1.24M Buy
2,144
+162
+8% +$85K 0.08% 102
2021
Q4 		$1.13M Buy
1,982
+40
+2% +$20.5K 0.07% 119
2021
Q3 		$873K Hold
1,942
– – 0.06% 124
2021
Q2 		$768K Buy
1,942
+6
+0.3% +$2.27K 0.05% 136
2021
Q1 		$682K Sell
1,936
-40
-2% -$13.9K 0.05% 141
2020
Q4 		$745K Sell
1,976
-362
-15% -$135K 0.06% 129
2020
Q3 		$830K Hold
2,338
– – 0.07% 115
2020
Q2 		$709K Buy
2,338
+211
+10% +$64.2K 0.06% 124
2020
Q1 		$606K Sell
2,127
-48
-2% -$14.6K 0.07% 134
2019
Q4 		$639K Hold
2,175
– – 0.06% 139
2019
Q3 		$627K Buy
2,175
+7
+0.3% +$1.97K 0.06% 130
2019
Q2 		$573K Hold
2,168
– – 0.05% 145
2019
Q1 		$525K Hold
2,168
– – 0.05% 145
2018
Q4 		$442K Sell
2,168
-25
-1% -$5.58K 0.05% 156
2018
Q3 		$515K Hold
2,193
– – 0.05% 147
2018
Q2 		$458K Buy
2,193
+7
+0.3% +$1.38K 0.05% 159
2018
Q1 		$412K Hold
2,186
– – 0.04% 169
2017
Q4 		$407K Hold
2,186
– – 0.04% 176
2017
Q3 		$359K Buy
2,186
+230
+12% +$36.1K 0.04% 151
2017
Q2 		$313K Buy
1,956
+48
+3% +$8.27K 0.04% 158
2017
Q1 		$320K Buy
1,908
+60
+3% +$10.1K 0.04% 154
2016
Q4 		$296K Hold
1,848
– – 0.04% 162
2016
Q3 		$282K Buy
1,848
+410
+29% +$66.3K 0.04% 157
2016
Q2 		$226K Hold
1,438
– – 0.03% 171
2016
Q1 		$227K Sell
1,438
-36
-2% -$5.46K 0.03% 165
2015
Q4 		$238K Buy
+1,474
New +$233K 0.04% 166

Other funds holding COST

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Cobblestone Capital Advisors's COST Position: Q3 2025 in Review

Cobblestone Capital Advisors reduced its Costco (COST) stake by 0.45% in Q3 2025, selling an estimated $70K and leaving 16,294 shares worth $15.1M. The position accounts for 0.72% of the portfolio, ranked #35.

Cobblestone Capital Advisors first reported a position in COST in Q4 2015 and has held it in 40 quarters since. The position peaked at $20.8M in Q1 2025. 3,932 funds tracked by Wall St. Rank hold COST as of Q3 2025.

  • Cobblestone Capital Advisors held 16,294 shares of Costco worth $15.1M as of Q3 2025.
  • Cobblestone Capital Advisors sold 73 Costco shares in Q3 2025, an estimated $70K.
  • Costco made up 0.72% of Cobblestone Capital Advisors's portfolio in Q3 2025, its #35 holding.
  • Cobblestone Capital Advisors first reported a position in Costco in Q4 2015 and has held it in 40 quarters since.
  • Cobblestone Capital Advisors's Costco position peaked at $20.8M in Q1 2025.
  • 3,932 funds tracked by Wall St. Rank held Costco as of Q3 2025.

Based on Cobblestone Capital Advisors's 13F filing for Q3 2025, filed 12 Nov 2025.