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COST icon

LMR Partners’s Costco COST Stock Holding History

LMR 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 		$13.7M Buy
+13,700
New +$13.4M 0.03% 318
2025
Q3 		– Sell
-300
Closed -$297K – 1478
2025
Q2 		$297K Buy
+300
New +$298K ﹤0.01% 1054
2024
Q4 		– Sell
-16,400
Closed -$14.5M – 1274
2024
Q3 		$14.5M Buy
+16,400
New +$14.2M 0.12% 150

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

LMR Partners's COST Position: Q1 2026 in Review

LMR Partners reduced its Costco (COST) stake by 55% in Q1 2026, selling an estimated $9.61M and leaving 8,176 shares worth $8.15M. The position accounts for 0.02% of the portfolio, ranked #490.

LMR Partners first reported a position in COST in Q1 2014 and has held it in 26 quarters since. The position peaked at $17.3M in Q4 2024. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • LMR Partners held 8,176 shares of Costco worth $8.15M as of Q1 2026.
  • LMR Partners sold 9,861 Costco shares in Q1 2026, an estimated $9.61M.
  • Costco made up 0.02% of LMR Partners's portfolio in Q1 2026, its #490 holding.
  • LMR Partners first reported a position in Costco in Q1 2014 and has held it in 26 quarters since.
  • LMR Partners's Costco position peaked at $17.3M in Q4 2024.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on LMR Partners's 13F filing for Q1 2026, filed 15 May 2026.