Echo45 Advisors
COST icon

Echo45 Advisors’s Costco COST Stock Holding History

Echo45 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 		$822K Buy
903
+288
+47% +$269K 0.37% 42
2026
Q2 		$575K Sell
615
-61
-9% -$60.8K 0.3% 39
2026
Q1 		$673K Buy
676
+7
+1% +$6.82K 0.38% 38
2025
Q4 		$577K Sell
669
-29
-4% -$26.3K 0.33% 43
2025
Q3 		$646K Sell
698
-15
-2% -$14.4K 0.38% 31
2025
Q2 		$706K Sell
713
-9
-1% -$8.94K 0.45% 29
2025
Q1 		$683K Buy
722
+34
+5% +$33.1K 0.46% 28
2024
Q4 		$631K Buy
688
+2
+0.3% +$1.86K 0.41% 28
2024
Q3 		$607K Sell
686
-20
-3% -$17.4K 0.4% 27
2024
Q2 		$600K Sell
706
-132
-16% -$103K 0.42% 26
2024
Q1 		$614K Sell
838
-13
-2% -$9.28K 0.44% 22
2023
Q4 		$562K Sell
851
-43
-5% -$25.5K 0.43% 22
2023
Q3 		$505K Sell
894
-24
-3% -$13.2K 0.43% 21
2023
Q2 		$494K Sell
918
-30
-3% -$15.2K 0.41% 20
2023
Q1 		$471K Sell
948
-169
-15% -$82.9K 0.39% 20
2022
Q4 		$510K Buy
1,117
+13
+1% +$6.35K 0.46% 22
2022
Q3 		$521K Sell
1,104
-87
-7% -$45.3K 0.53% 21
2022
Q2 		$571K Sell
1,191
-232
-16% -$118K 0.54% 21
2022
Q1 		$819K Sell
1,423
-210
-13% -$110K 0.64% 22
2021
Q4 		$927K Buy
+1,633
New +$836K 0.74% 21

Other funds holding COST

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
Ninety One (UK)
Ninety One (UK) London, United Kingdom $45.5B AUM 15.2% 1-Year Est. Return
Sarasin & Partners
Sarasin & Partners London, United Kingdom $8.93B AUM 11.81% 1-Year Est. Return
Congress Asset Management
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.39% 1-Year Est. Return

Echo45 Advisors's COST Position: Q3 2026 in Review

Echo45 Advisors increased its Costco (COST) stake by 47% in Q3 2026, buying an estimated $269K and bringing the position to 903 shares worth $822K. The position accounts for 0.37% of the portfolio, ranked #42.

Echo45 Advisors first reported a position in COST in Q4 2021 and has held it in 20 quarters since. The position peaked at $927K in Q4 2021. 1,392 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • Echo45 Advisors held 903 shares of Costco worth $822K as of Q3 2026.
  • Echo45 Advisors bought 288 Costco shares in Q3 2026, an estimated $269K.
  • Costco made up 0.37% of Echo45 Advisors's portfolio in Q3 2026, its #42 holding.
  • Echo45 Advisors first reported a position in Costco in Q4 2021 and has held it in 20 quarters since.
  • Echo45 Advisors's Costco position peaked at $927K in Q4 2021.
  • 1,392 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Echo45 Advisors's 13F filing for Q3 2026, filed 7 Oct 2026.