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Tounjian Advisory Partners’s Costco COST Stock Holding History

Tounjian Advisory Partners’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 		$2.83M Sell
2,842
-224
-7% -$218K 1.02% 21
2025
Q4 		$2.64M Buy
3,066
+2,822
+1,157% +$2.56M 0.9% 26
2025
Q3 		$227K Sell
244
-2,986
-92% -$2.86M 0.08% 148
2025
Q2 		$3.06M Sell
3,230
-40
-1% -$39.8K 0.59% 46
2025
Q1 		$3.09M Buy
+3,270
New +$3.19M 0.58% 47

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

Tounjian Advisory Partners's COST Position: Q1 2026 in Review

Tounjian Advisory Partners reduced its Costco (COST) stake by 7.3% in Q1 2026, selling an estimated $218K and leaving 2,842 shares worth $2.83M. The position accounts for 1.02% of the portfolio, ranked #21.

Tounjian Advisory Partners first reported a position in COST in Q1 2025 and has held it in 5 quarters since. The position peaked at $3.09M in Q1 2025. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Tounjian Advisory Partners held 2,842 shares of Costco worth $2.83M as of Q1 2026.
  • Tounjian Advisory Partners sold 224 Costco shares in Q1 2026, an estimated $218K.
  • Costco made up 1.02% of Tounjian Advisory Partners's portfolio in Q1 2026, its #21 holding.
  • Tounjian Advisory Partners first reported a position in Costco in Q1 2025 and has held it in 5 quarters since.
  • Tounjian Advisory Partners's Costco position peaked at $3.09M in Q1 2025.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Tounjian Advisory Partners's 13F filing for Q1 2026, filed 10 Apr 2026.