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Ariadne Wealth Management’s Costco COST Stock Holding History

Ariadne Wealth 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 		$498K Buy
500
+163
+48% +$159K 0.22% 102
2025
Q4 		$337K Sell
337
-24
-7% -$21.7K 0.14% 160
2025
Q3 		$334K Sell
361
-66
-15% -$63.3K 0.15% 148
2025
Q2 		$418K Sell
427
-29
-6% -$28.8K 0.2% 107
2025
Q1 		$460K Buy
456
+27
+6% +$26.3K 0.24% 92
2024
Q4 		$456K Buy
429
+5
+1% +$4.64K 0.21% 94
2024
Q3 		$388K Buy
+424
New +$368K 0.21% 97

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

Ariadne Wealth Management's COST Position: Q1 2026 in Review

Ariadne Wealth Management increased its Costco (COST) stake by 48% in Q1 2026, buying an estimated $159K and bringing the position to 500 shares worth $498K. The position accounts for 0.22% of the portfolio, ranked #102.

Ariadne Wealth Management first reported a position in COST in Q3 2024 and has held it in 7 quarters since. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Ariadne Wealth Management held 500 shares of Costco worth $498K as of Q1 2026.
  • Ariadne Wealth Management bought 163 Costco shares in Q1 2026, an estimated $159K.
  • Costco made up 0.22% of Ariadne Wealth Management's portfolio in Q1 2026, its #102 holding.
  • Ariadne Wealth Management first reported a position in Costco in Q3 2024 and has held it in 7 quarters since.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Ariadne Wealth Management's 13F filing for Q1 2026, filed 18 May 2026.