IP
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Interval Partners’s Costco COST Stock Holding History

Interval 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
2018
Q1 		– Sell
-194,700
Closed -$36.2M – 212
2017
Q4 		$36.2M Buy
+194,700
New +$33.6M 1.51% 19
2017
Q3 		– Sell
-125,000
Closed -$20M – 177
2017
Q2 		$20M Buy
+125,000
New +$21.5M 0.87% 27

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

Interval Partners's COST Position: Q2 2026 in Review

Interval Partners reduced its Costco (COST) stake by 56% in Q2 2026, selling an estimated $1.51M and leaving 1,206 shares worth $1.13M. The position accounts for 0.03% of the portfolio, ranked #253.

Interval Partners first reported a position in COST in Q1 2017 and has held it in 8 quarters since. The position peaked at $17M in Q4 2019. 4,233 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Interval Partners held 1,206 shares of Costco worth $1.13M as of Q2 2026.
  • Interval Partners sold 1,512 Costco shares in Q2 2026, an estimated $1.51M.
  • Costco made up 0.03% of Interval Partners's portfolio in Q2 2026, its #253 holding.
  • Interval Partners first reported a position in Costco in Q1 2017 and has held it in 8 quarters since.
  • Interval Partners's Costco position peaked at $17M in Q4 2019.
  • 4,233 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Interval Partners's 13F filing for Q2 2026, filed 14 Aug 2026.