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Custom Index Systems’s Micron Technology MU Stock Holding History

Custom Index Systems’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 		$1.75M Buy
5,179
+1,955
+61% +$766K 0.76% 24
2025
Q4 		$920K Buy
3,224
+714
+28% +$164K 0.41% 69
2025
Q3 		$420K Buy
+2,510
New +$321K 0.12% 186

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

Custom Index Systems's MU Position: Q1 2026 in Review

Custom Index Systems increased its Micron Technology (MU) stake by 61% in Q1 2026, buying an estimated $766K and bringing the position to 5,179 shares worth $1.75M. The position accounts for 0.76% of the portfolio, ranked #24.

Custom Index Systems first reported a position in MU in Q3 2025 and has held it in 3 quarters since. 2,989 funds tracked by Wall St. Rank hold MU as of Q1 2026.

  • Custom Index Systems held 5,179 shares of Micron Technology worth $1.75M as of Q1 2026.
  • Custom Index Systems bought 1,955 Micron Technology shares in Q1 2026, an estimated $766K.
  • Micron Technology made up 0.76% of Custom Index Systems's portfolio in Q1 2026, its #24 holding.
  • Custom Index Systems first reported a position in Micron Technology in Q3 2025 and has held it in 3 quarters since.
  • 2,989 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

Based on Custom Index Systems's 13F filing for Q1 2026, filed 29 Apr 2026.