Optiver Holding
COST icon

Optiver Holding’s Costco COST Stock Holding History

Optiver Holding’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 		– Sell
-29,742
Closed -$29M – 2397
2025
Q4 		$25.6M Sell
29,742
-15,187
-34% -$13.8M 0.01% 229
2025
Q3 		$41.6M Buy
44,929
+44,514
+10,726% +$42.7M 0.02% 152
2025
Q2 		$411K Sell
415
-1,709
-80% -$1.7M ﹤0.01% 398
2025
Q1 		$2.01M Buy
+2,124
New +$2.07M ﹤0.01% 260
2024
Q3 		– Sell
-649
Closed -$563K – 968
2024
Q2 		$552K Sell
649
-24,957
-97% -$19.5M ﹤0.01% 456
2024
Q1 		$18.8M Buy
+25,606
New +$18.3M 0.01% 235
2023
Q3 		– Sell
-15,081
Closed -$8.32M – 572
2023
Q2 		$8.12M Buy
+15,081
New +$7.63M 0.01% 280
2023
Q1 		– Sell
-47,313
Closed -$23.2M – 534
2022
Q4 		$21.6M Buy
+47,313
New +$23.1M 0.02% 185

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

Optiver Holding's COST Position: Q1 2026 in Review

Optiver Holding sold out of Costco (COST) in Q1 2026, closing a stake of 29,742 shares — an estimated $29M sold.

Optiver Holding first reported a position in COST in Q4 2022 and held it in 8 quarters. The position peaked at $41.6M in Q3 2025. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Optiver Holding reported no remaining Costco position as of Q1 2026 after selling out during the quarter.
  • Optiver Holding sold 29,742 Costco shares in Q1 2026, an estimated $29M.
  • Optiver Holding first reported a position in Costco in Q4 2022 and held it in 8 quarters.
  • Optiver Holding's Costco position peaked at $41.6M in Q3 2025.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.