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Red Wave Investments’s Costco COST Stock Holding History

Red Wave Investments’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 		$1.51M Sell
1,613
-168
-9% -$167K 0.38% 42
2026
Q1 		$1.77M Sell
1,781
-12
-0.7% -$11.7K 0.53% 37
2025
Q4 		$1.55M Sell
1,793
-49
-3% -$44.4K 0.46% 36
2025
Q3 		$1.71M Sell
1,842
-11
-0.6% -$10.5K 0.52% 36
2025
Q2 		$1.83M Hold
1,853
– – 0.6% 33
2025
Q1 		$1.75M Sell
1,853
-26
-1% -$25.3K 0.63% 33
2024
Q4 		$1.72M Sell
1,879
-45
-2% -$41.8K 0.6% 32
2024
Q3 		$1.71M Sell
1,924
-71
-4% -$61.6K 0.59% 32
2024
Q2 		$1.7M Sell
1,995
-25
-1% -$19.5K 0.63% 32
2024
Q1 		$1.48M Sell
2,020
-5
-0.2% -$3.57K 0.56% 32
2023
Q4 		$1.34M Sell
2,025
-34
-2% -$20.2K 0.53% 33
2023
Q3 		$1.16M Sell
2,059
-13
-0.6% -$7.18K 0.5% 37
2023
Q2 		$1.12M Sell
2,072
-4
-0.2% -$2.02K 0.45% 39
2023
Q1 		$1.03M Sell
2,076
-32
-2% -$15.7K 0.43% 39
2022
Q4 		$962K Sell
2,108
-1,196
-36% -$584K 0.41% 40
2022
Q3 		$1.56M Buy
3,304
+7
+0.2% +$3.64K 0.67% 32
2022
Q2 		$1.58M Sell
3,297
-244
-7% -$124K 0.65% 32
2022
Q1 		$2.04M Buy
3,541
+1,244
+54% +$653K 0.72% 28
2021
Q4 		$1.3M Sell
2,297
-3
-0.1% -$1.54K 0.44% 31
2021
Q3 		$1.03M Sell
2,300
-69
-3% -$30.3K 0.37% 34
2021
Q2 		$937K Sell
2,369
-32
-1% -$12.1K 0.35% 33
2021
Q1 		$846K Buy
2,401
+189
+9% +$65.8K 0.35% 32
2020
Q4 		$833K Buy
+2,212
New +$826K 0.37% 32

Other funds holding COST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Red Wave Investments's COST Position: Q2 2026 in Review

Red Wave Investments reduced its Costco (COST) stake by 9.4% in Q2 2026, selling an estimated $167K and leaving 1,613 shares worth $1.51M. The position accounts for 0.38% of the portfolio, ranked #42.

Red Wave Investments first reported a position in COST in Q4 2020 and has held it in 23 quarters since. The position peaked at $2.04M in Q1 2022. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Red Wave Investments held 1,613 shares of Costco worth $1.51M as of Q2 2026.
  • Red Wave Investments sold 168 Costco shares in Q2 2026, an estimated $167K.
  • Costco made up 0.38% of Red Wave Investments's portfolio in Q2 2026, its #42 holding.
  • Red Wave Investments first reported a position in Costco in Q4 2020 and has held it in 23 quarters since.
  • Red Wave Investments's Costco position peaked at $2.04M in Q1 2022.
  • 4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Red Wave Investments's 13F filing for Q2 2026, filed 6 Aug 2026.