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Cornerstone Wealth Group’s Costco COST Stock Holding History

Cornerstone Wealth Group’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 		$1.91M Sell
2,040
-4,581
-69% -$4.56M 0.11% 136
2026
Q1 		$6.66M Buy
6,621
+374
+6% +$364K 0.43% 67
2025
Q4 		$5.39M Buy
6,247
+183
+3% +$166K 0.37% 80
2025
Q3 		$5.61M Buy
6,064
+65
+1% +$62.3K 0.38% 73
2025
Q2 		$5.94M Buy
5,999
+153
+3% +$152K 0.45% 68
2025
Q1 		$5.53M Sell
5,846
-105
-2% -$102K 0.46% 68
2024
Q4 		$5.45M Buy
5,951
+154
+3% +$143K 0.45% 57
2024
Q3 		$5.14M Buy
5,797
+12
+0.2% +$10.4K 0.43% 61
2024
Q2 		$4.92M Buy
5,785
+377
+7% +$294K 0.44% 59
2024
Q1 		$3.96M Buy
5,408
+807
+18% +$576K 0.36% 70
2023
Q4 		$3.04M Buy
4,601
+947
+26% +$561K 0.44% 66
2023
Q3 		$2.06M Buy
+3,654
New +$2.02M 0.37% 81
2023
Q2 		– Sell
-501
Closed -$249K – 148
2023
Q1 		$249K Buy
+501
New +$246K 0.04% 130
2022
Q4 		– Sell
-527
Closed -$249K – 137
2022
Q3 		$249K Buy
527
+37
+8% +$19.2K 0.06% 113
2022
Q2 		$235K Sell
490
-47
-9% -$23.8K 0.05% 116
2022
Q1 		$309K Sell
537
-8,841
-94% -$4.64M 0.06% 129
2021
Q4 		$5.32M Buy
+9,378
New +$4.8M 0.91% 34

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

Cornerstone Wealth Group's COST Position: Q2 2026 in Review

Cornerstone Wealth Group reduced its Costco (COST) stake by 69% in Q2 2026, selling an estimated $4.56M and leaving 2,040 shares worth $1.91M. The position accounts for 0.11% of the portfolio, ranked #136.

Cornerstone Wealth Group first reported a position in COST in Q4 2021 and has held it in 17 quarters since. The position peaked at $6.66M in Q1 2026. 2,087 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Cornerstone Wealth Group held 2,040 shares of Costco worth $1.91M as of Q2 2026.
  • Cornerstone Wealth Group sold 4,581 Costco shares in Q2 2026, an estimated $4.56M.
  • Costco made up 0.11% of Cornerstone Wealth Group's portfolio in Q2 2026, its #136 holding.
  • Cornerstone Wealth Group first reported a position in Costco in Q4 2021 and has held it in 17 quarters since.
  • Cornerstone Wealth Group's Costco position peaked at $6.66M in Q1 2026.
  • 2,087 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Cornerstone Wealth Group's 13F filing for Q2 2026, filed 27 Jul 2026.