Calamos Advisors
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Calamos Advisors’s Micron Technology MU Stock Holding History

Calamos Advisors’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
2022
Q3 		– Sell
-190,000
Closed -$10.5M – 1318
2022
Q2 		$10.5M Buy
190,000
+107,000
+129% +$7.27M 0.05% 466
2022
Q1 		$6.46M Buy
+83,000
New +$7.08M 0.02% 630
2019
Q2 		– Sell
-156,500
Closed -$6.47M – 767
2019
Q1 		$6.47M Buy
+156,500
New +$6.05M 0.04% 407

Other funds holding MU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Calamos Advisors's MU Position: Q2 2026 in Review

Calamos Advisors reduced its Micron Technology (MU) stake by 2.7% in Q2 2026, selling an estimated $6.56M and leaving 313,454 shares worth $362M. The position accounts for 1.2% of the portfolio, ranked #12.

Calamos Advisors first reported a position in MU in Q4 2013 and has held it in 51 quarters since. 3,913 funds tracked by Wall St. Rank hold MU as of Q2 2026.

  • Calamos Advisors held 313,454 shares of Micron Technology worth $362M as of Q2 2026.
  • Calamos Advisors sold 8,752 Micron Technology shares in Q2 2026, an estimated $6.56M.
  • Micron Technology made up 1.2% of Calamos Advisors's portfolio in Q2 2026, its #12 holding.
  • Calamos Advisors first reported a position in Micron Technology in Q4 2013 and has held it in 51 quarters since.
  • 3,913 funds tracked by Wall St. Rank held Micron Technology as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.