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Doheny Asset Management’s Costco COST Stock Holding History

Doheny Asset Management’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
Q1 		$3.82M Sell
3,830
-400
-9% -$390K 2.49% 12
2025
Q4 		$3.65M Hold
4,230
– – 2.23% 14
2025
Q3 		$3.92M Hold
4,230
– – 2.48% 10
2025
Q2 		$4.19M Hold
4,230
– – 2.93% 7
2025
Q1 		$4M Buy
4,230
+38
+0.9% +$37K 3.13% 7
2024
Q4 		$3.84M Sell
4,192
-75
-2% -$69.6K 2.87% 7
2024
Q3 		$3.78M Buy
4,267
+46
+1% +$39.9K 2.58% 11
2024
Q2 		$3.59M Buy
4,221
+180
+4% +$140K 2.56% 11
2024
Q1 		$2.96M Buy
4,041
+691
+21% +$493K 2.43% 14
2023
Q4 		$2.21M Sell
3,350
-200
-6% -$119K 2.17% 17
2023
Q3 		$2.01M Sell
3,550
-420
-11% -$232K 1.94% 17
2023
Q2 		$2.14M Sell
3,970
-49
-1% -$24.8K 1.83% 20
2023
Q1 		$2M Buy
4,019
+1,588
+65% +$779K 1.79% 21
2022
Q4 		$1.11M Sell
2,431
-1,598
-40% -$781K 1.29% 30
2022
Q3 		$1.9M Buy
+4,029
New +$2.1M 1.91% 20
2022
Q1 		$2.41M Sell
4,182
-174
-4% -$91.3K 1.76% 20
2021
Q4 		$2.47M Sell
4,356
-340
-7% -$174K 1.73% 18
2021
Q3 		$2.11M Sell
4,696
-492
-9% -$216K 1.51% 23
2021
Q2 		$2.05M Buy
5,188
+52
+1% +$19.7K 1.32% 24
2021
Q1 		$1.81M Sell
5,136
-60
-1% -$20.9K 1.23% 26
2020
Q4 		$1.96M Buy
5,196
+15
+0.3% +$5.61K 1.36% 24
2020
Q3 		$1.84M Buy
5,181
+139
+3% +$46.7K 1.52% 24
2020
Q2 		$1.53M Buy
5,042
+20
+0.4% +$6.08K 1.44% 24
2020
Q1 		$1.48M Hold
5,022
– – 1.17% 34
2019
Q4 		$1.48M Buy
5,022
+830
+20% +$247K 1.17% 34
2019
Q3 		$1.21M Buy
4,192
+2,220
+113% +$625K 1.05% 38
2019
Q2 		$521K Buy
1,972
+58
+3% +$14.5K 0.44% 61
2019
Q1 		$463K Buy
+1,914
New +$419K 0.39% 66

Other funds holding COST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $147M AUM 25.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Doheny Asset Management's COST Position: Q1 2026 in Review

Doheny Asset Management reduced its Costco (COST) stake by 9.5% in Q1 2026, selling an estimated $390K and leaving 3,830 shares worth $3.82M. The position accounts for 2.49% of the portfolio, ranked #12.

Doheny Asset Management first reported a position in COST in Q1 2019 and has held it in 28 quarters since. The position peaked at $4.19M in Q2 2025. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Doheny Asset Management held 3,830 shares of Costco worth $3.82M as of Q1 2026.
  • Doheny Asset Management sold 400 Costco shares in Q1 2026, an estimated $390K.
  • Costco made up 2.49% of Doheny Asset Management's portfolio in Q1 2026, its #12 holding.
  • Doheny Asset Management first reported a position in Costco in Q1 2019 and has held it in 28 quarters since.
  • Doheny Asset Management's Costco position peaked at $4.19M in Q2 2025.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Doheny Asset Management's 13F filing for Q1 2026, filed 7 May 2026.