Optiver Holding
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Optiver Holding’s Micron Technology MU Stock Holding History

Optiver Holding’s Portfolio MU Stock Details MU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.83B Buy
5,413,000
+3,977,700
+277% +$1.56B 0.63% 20
2025
Q4 		$410M Buy
1,435,300
+559,700
+64% +$128M 0.15% 52
2025
Q3 		$147M Buy
875,600
+48,600
+6% +$6.22M 0.06% 75
2025
Q2 		$102M Sell
827,000
-466,000
-36% -$43.5M 0.05% 78
2025
Q1 		$112M Sell
1,293,000
-293,500
-18% -$28.2M 0.07% 68
2024
Q4 		$134M Buy
1,586,500
+288,200
+22% +$29.3M 0.07% 61
2024
Q3 		$135M Sell
1,298,300
-1,152,100
-47% -$120M 0.07% 66
2024
Q2 		$322M Buy
2,450,400
+91,800
+4% +$11.6M 0.17% 40
2024
Q1 		$278M Buy
2,358,600
+1,134,700
+93% +$103M 0.15% 48
2023
Q4 		$104M Sell
1,223,900
-524,400
-30% -$39M 0.06% 95
2023
Q3 		$119M Buy
1,748,300
+341,400
+24% +$22.9M 0.08% 78
2023
Q2 		$88.8M Sell
1,406,900
-469,400
-25% -$30.2M 0.06% 108
2023
Q1 		$113M Sell
1,876,300
-1,055,500
-36% -$61.9M 0.08% 86
2022
Q4 		$147M Buy
2,931,800
+514,900
+21% +$28.2M 0.15% 59
2022
Q3 		$121M Buy
2,416,900
+120,000
+5% +$6.96M 0.1% 59
2022
Q2 		$127M Buy
2,296,900
+1,111,000
+94% +$75.5M 0.14% 50
2022
Q1 		$92.4M Buy
1,185,900
+968,000
+444% +$82.5M 0.09% 55
2021
Q4 		$15.5M Hold
217,900
– – 0.01% 143
2021
Q3 		$15.5M Buy
+217,900
New +$16.4M 0.02% 119

Other funds holding MU

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
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Optiver Holding's MU Position: Q1 2026 in Review

Optiver Holding increased its Micron Technology (MU) stake by 68% in Q1 2026, buying an estimated $92.3M and bringing the position to 583,836 shares worth $197M. The position accounts for 0.07% of the portfolio, ranked #91.

Optiver Holding first reported a position in MU in Q3 2021 and has held it in 17 quarters since. 2,990 funds tracked by Wall St. Rank hold MU as of Q1 2026.

  • Optiver Holding held 583,836 shares of Micron Technology worth $197M as of Q1 2026.
  • Optiver Holding bought 235,584 Micron Technology shares in Q1 2026, an estimated $92.3M.
  • Micron Technology made up 0.07% of Optiver Holding's portfolio in Q1 2026, its #91 holding.
  • Optiver Holding first reported a position in Micron Technology in Q3 2021 and has held it in 17 quarters since.
  • 2,990 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

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