OA
COST icon

Oak Associates’s Costco COST Stock Holding History

Oak Associates’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
Q2 		$215K Hold
230
– – 0.01% 136
2026
Q1 		$229K Buy
+230
New +$224K 0.02% 136
2025
Q4 		– Sell
-230
Closed -$213K – 133
2025
Q3 		$213K Hold
230
– – 0.01% 129
2025
Q2 		$228K Buy
+230
New +$229K 0.01% 126

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

Oak Associates's COST Position: Q2 2026 in Review

Oak Associates held its Costco (COST) position steady in Q2 2026 at 230 shares worth $215K. The position accounts for 0.01% of the portfolio, ranked #136.

Oak Associates first reported a position in COST in Q2 2025 and has held it in 4 quarters since. The position peaked at $229K in Q1 2026. 4,240 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Oak Associates held 230 shares of Costco worth $215K as of Q2 2026.
  • Oak Associates left its Costco share count unchanged in Q2 2026.
  • Costco made up 0.01% of Oak Associates's portfolio in Q2 2026, its #136 holding.
  • Oak Associates first reported a position in Costco in Q2 2025 and has held it in 4 quarters since.
  • Oak Associates's Costco position peaked at $229K in Q1 2026.
  • 4,240 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Oak Associates's 13F filing for Q2 2026, filed 14 Aug 2026.