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Rakuten Investment Management’s Costco COST Stock Holding History

Rakuten Investment 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 		$91.8M Buy
92,099
+9,878
+12% +$9.63M 0.19% 20
2025
Q4 		$71.4M Buy
82,221
+81,935
+28,649% +$74.2M 0.24% 24
2025
Q3 		$35K Buy
+286
New +$274K ﹤0.01% 612
2025
Q1 		$52.8M Buy
+56,787
New +$55.4M 0.24% 22
2024
Q3 		$31.2M Buy
35,204
+9,038
+35% +$7.84M 0.18% 17
2024
Q2 		$22.3M Buy
26,166
+9,979
+62% +$7.79M 0.15% 19
2024
Q1 		$11.9M Buy
16,187
+15,092
+1,378% +$10.8M 0.09% 26
2023
Q4 		$726K Buy
+1,095
New +$649K 0.01% 40

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

Rakuten Investment Management's COST Position: Q1 2026 in Review

Rakuten Investment Management increased its Costco (COST) stake by 12% in Q1 2026, buying an estimated $9.63M and bringing the position to 92,099 shares worth $91.8M. The position accounts for 0.19% of the portfolio, ranked #20.

Rakuten Investment Management first reported a position in COST in Q4 2023 and has held it in 8 quarters since. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Rakuten Investment Management held 92,099 shares of Costco worth $91.8M as of Q1 2026.
  • Rakuten Investment Management bought 9,878 Costco shares in Q1 2026, an estimated $9.63M.
  • Costco made up 0.19% of Rakuten Investment Management's portfolio in Q1 2026, its #20 holding.
  • Rakuten Investment Management first reported a position in Costco in Q4 2023 and has held it in 8 quarters since.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Rakuten Investment Management's 13F filing for Q1 2026, filed 12 May 2026.