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SlateStone Wealth’s Costco COST Stock Holding History

SlateStone Wealth’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 		$10.1M Sell
10,813
-795
-7% -$792K 0.77% 38
2026
Q1 		$11.6M Buy
11,608
+19
+0.2% +$18.5K 0.95% 37
2025
Q4 		$9.99M Sell
11,589
-596
-5% -$540K 0.84% 39
2025
Q3 		$11.3M Sell
12,185
-636
-5% -$610K 0.98% 31
2025
Q2 		$12.7M Sell
12,821
-48
-0.4% -$47.7K 1.19% 23
2025
Q1 		$12.2M Sell
12,869
-205
-2% -$200K 1.22% 22
2024
Q4 		$12M Sell
13,074
-109
-0.8% -$101K 1.18% 21
2024
Q3 		$11.7M Buy
13,183
+848
+7% +$736K 1.05% 25
2024
Q2 		$10.5M Sell
12,335
-265
-2% -$207K 1.14% 18
2024
Q1 		$9.23M Sell
12,600
-815
-6% -$582K 0.93% 29
2023
Q4 		$8.86M Buy
13,415
+91
+0.7% +$53.9K 1.15% 20
2023
Q3 		$7.53M Buy
13,324
+466
+4% +$257K 1.09% 23
2023
Q2 		$6.92M Sell
12,858
-192
-1% -$97.2K 1.3% 18
2023
Q1 		$6.48M Buy
13,050
+1,149
+10% +$564K 1.34% 16
2022
Q4 		$5.43M Buy
11,901
+984
+9% +$481K 1.31% 18
2022
Q3 		$5.16M Buy
10,917
+366
+3% +$190K 1.37% 16
2022
Q2 		$5.06M Buy
10,551
+504
+5% +$256K 1.29% 15
2022
Q1 		$5.79M Buy
10,047
+68
+0.7% +$35.7K 1.29% 17
2021
Q4 		$5.67M Sell
9,979
-413
-4% -$212K 1.21% 17
2021
Q3 		$4.67M Buy
10,392
+10
+0.1% +$4.4K 1.07% 23
2021
Q2 		$4.11M Sell
10,382
-38
-0.4% -$14.4K 0.94% 28
2021
Q1 		$3.67M Sell
10,420
-493
-5% -$172K 0.91% 29
2020
Q4 		$4.11M Sell
10,913
-6,772
-38% -$2.53M 1.03% 22
2020
Q3 		$6.28M Buy
17,685
+376
+2% +$126K 1.36% 15
2020
Q2 		$5.25M Buy
17,309
+873
+5% +$266K 1.17% 23
2020
Q1 		$4.69M Sell
16,436
-526
-3% -$160K 1.33% 22
2019
Q4 		$4.99M Buy
16,962
+855
+5% +$254K 1.14% 24
2019
Q3 		$4.64M Sell
16,107
-125
-0.8% -$35.2K 1.35% 18
2019
Q2 		$4.29M Buy
16,232
+115
+0.7% +$28.7K 1.21% 22
2019
Q1 		$3.9M Sell
16,117
-310
-2% -$67.8K 1.2% 23
2018
Q4 		$3.35M Buy
+16,427
New +$3.67M 1.54% 15

Other funds holding COST

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
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
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return
TWC
TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 1-Year Est. Return

SlateStone Wealth's COST Position: Q2 2026 in Review

SlateStone Wealth reduced its Costco (COST) stake by 6.8% in Q2 2026, selling an estimated $792K and leaving 10,813 shares worth $10.1M. The position accounts for 0.77% of the portfolio, ranked #38.

SlateStone Wealth first reported a position in COST in Q4 2018 and has held it in 31 quarters since. The position peaked at $12.7M in Q2 2025. 1,853 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • SlateStone Wealth held 10,813 shares of Costco worth $10.1M as of Q2 2026.
  • SlateStone Wealth sold 795 Costco shares in Q2 2026, an estimated $792K.
  • Costco made up 0.77% of SlateStone Wealth's portfolio in Q2 2026, its #38 holding.
  • SlateStone Wealth first reported a position in Costco in Q4 2018 and has held it in 31 quarters since.
  • SlateStone Wealth's Costco position peaked at $12.7M in Q2 2025.
  • 1,853 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on SlateStone Wealth's 13F filing for Q2 2026, filed 20 Jul 2026.