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William Allan Corp’s Costco COST Stock Holding History

William Allan Corp’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 		$5.5M Buy
5,522
+3
+0.1% +$2.92K 3.26% 8
2025
Q4 		$4.76M Sell
5,519
-192
-3% -$174K 2.7% 13
2025
Q3 		$5.29M Sell
5,711
-2,229
-28% -$2.14M 2.96% 12
2025
Q2 		$7.86M Sell
7,940
-100
-1% -$99.4K 4.58% 5
2025
Q1 		$7.6M Sell
8,040
-62
-0.8% -$60.4K 4.77% 3
2024
Q4 		$7.42M Sell
8,102
-68
-0.8% -$63.1K 4.56% 5
2024
Q3 		$7.24M Sell
8,170
-129
-2% -$112K 4.5% 4
2024
Q2 		$7.05M Sell
8,299
-32
-0.4% -$25K 4.72% 4
2024
Q1 		$6.1M Sell
8,331
-26
-0.3% -$18.6K 4.05% 4
2023
Q4 		$5.52M Sell
8,357
-155
-2% -$91.9K 3.96% 4
2023
Q3 		$4.81M Sell
8,512
-295
-3% -$163K 3.81% 6
2023
Q2 		$4.74M Sell
8,807
-328
-4% -$166K 3.63% 6
2023
Q1 		$4.54M Buy
9,135
+16
+0.2% +$7.85K 3.6% 8
2022
Q4 		$4.16M Buy
9,119
+13
+0.1% +$6.35K 3.5% 11
2022
Q3 		$4.3M Sell
9,106
-116
-1% -$60.3K 3.97% 7
2022
Q2 		$4.42M Sell
9,222
-9
-0.1% -$4.57K 3.93% 7
2022
Q1 		$5.32M Sell
9,231
-50
-0.5% -$26.2K 4.01% 5
2021
Q4 		$5.27M Buy
+9,281
New +$4.75M 3.75% 8

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 $137B AUM 18.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

William Allan Corp's COST Position: Q1 2026 in Review

William Allan Corp increased its Costco (COST) stake by 0.05% in Q1 2026, buying an estimated $2.92K and bringing the position to 5,522 shares worth $5.5M. The position accounts for 3.26% of the portfolio, ranked #8.

William Allan Corp first reported a position in COST in Q4 2021 and has held it in 18 quarters since. The position peaked at $7.86M in Q2 2025. 4,238 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • William Allan Corp held 5,522 shares of Costco worth $5.5M as of Q1 2026.
  • William Allan Corp bought 3 Costco shares in Q1 2026, an estimated $2.92K.
  • Costco made up 3.26% of William Allan Corp's portfolio in Q1 2026, its #8 holding.
  • William Allan Corp first reported a position in Costco in Q4 2021 and has held it in 18 quarters since.
  • William Allan Corp's Costco position peaked at $7.86M in Q2 2025.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on William Allan Corp's 13F filing for Q1 2026, filed 14 May 2026.