MKT Advisors
COST icon

MKT Advisors’s Costco COST Stock Holding History

MKT 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
2026
Q3 		$992K Sell
1,046
-601
-36% -$561K 0.32% 44
2026
Q2 		$1.56M Sell
1,647
-127
-7% -$127K 0.48% 30
2026
Q1 		$1.8M Sell
1,774
-396
-18% -$386K 0.6% 26
2025
Q4 		$1.9M Sell
2,170
-51
-2% -$46.2K 0.65% 23
2025
Q3 		$2.04M Sell
2,221
-3
-0.1% -$2.88K 0.76% 19
2025
Q2 		$2.19M Hold
2,224
– – 0.87% 17
2025
Q1 		$2.02M Hold
2,224
– – 0.95% 14
2024
Q4 		$2.1M Sell
2,224
-64
-3% -$59.4K 0.91% 15
2024
Q3 		$2.01M Hold
2,288
– – 0.94% 15
2024
Q2 		$2.03M Buy
2,288
+54
+2% +$42.1K 1.01% 15
2024
Q1 		$1.61M Hold
2,234
– – 0.89% 15
2023
Q4 		$1.47M Buy
2,234
+5
+0.2% +$2.96K 0.97% 18
2023
Q3 		$1.27M Sell
2,229
-10
-0.4% -$5.52K 0.97% 16
2023
Q2 		$1.26M Buy
2,239
+2
+0.1% +$1.01K 0.89% 18
2023
Q1 		$1.11M Buy
2,237
+7
+0.3% +$3.43K 0.83% 19
2022
Q4 		$1.08M Buy
2,230
+35
+2% +$17.1K 0.81% 18
2022
Q3 		$1.04M Buy
2,195
+34
+2% +$17.7K 0.9% 14
2022
Q2 		$1.08M Sell
2,161
-108
-5% -$54.8K 0.84% 16
2022
Q1 		$1.13M Buy
2,269
+336
+17% +$176K 0.85% 16
2021
Q4 		$935K Buy
+1,933
New +$990K 0.73% 22

Other funds holding COST

Swedbank
Swedbank Stockholm, Sweden $118B AUM 40.52% 1-Year Est. Return
Emerald Advisors
Emerald Advisors Bellevue, Washington $781M AUM 4.78% 1-Year Est. Return
Parnassus Investments
Parnassus Investments San Francisco, California $33.8B AUM 31.08% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return
TD Waterhouse Canada
TD Waterhouse Canada Toronto, Ontario, Canada $38.4B AUM 30.28% 1-Year Est. Return
Cardano Risk Management
Cardano Risk Management Rotterdam, Netherlands $18.2B AUM 38.97% 1-Year Est. Return
Loring Wolcott & Coolidge Fiduciary Advisors
Loring Wolcott & Coolidge Fiduciary Advisors Boston, Massachusetts $10.8B AUM 9.05% 1-Year Est. Return
Asset Management One
Asset Management One Tokyo, Japan $40B AUM 30.45% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $45.5B AUM 15.2% 1-Year Est. Return

MKT Advisors's COST Position: Q3 2026 in Review

MKT Advisors reduced its Costco (COST) stake by 36% in Q3 2026, selling an estimated $561K and leaving 1,046 shares worth $992K. The position accounts for 0.32% of the portfolio, ranked #44.

MKT Advisors first reported a position in COST in Q4 2021 and has held it in 20 quarters since. The position peaked at $2.19M in Q2 2025. 1,604 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • MKT Advisors held 1,046 shares of Costco worth $992K as of Q3 2026.
  • MKT Advisors sold 601 Costco shares in Q3 2026, an estimated $561K.
  • Costco made up 0.32% of MKT Advisors's portfolio in Q3 2026, its #44 holding.
  • MKT Advisors first reported a position in Costco in Q4 2021 and has held it in 20 quarters since.
  • MKT Advisors's Costco position peaked at $2.19M in Q2 2025.
  • 1,604 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on MKT Advisors's 13F filing for Q3 2026, filed 20 Oct 2026.