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Calamos Wealth Management’s Micron Technology MU Stock Holding History

Calamos Wealth Management’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 		$3.1M Buy
9,180
+1,308
+17% +$512K 0.11% 115
2025
Q4 		$2.25M Buy
7,872
+1,545
+24% +$354K 0.08% 123
2025
Q3 		$1.06M Buy
6,327
+67
+1% +$8.57K 0.04% 179
2025
Q2 		$772K Buy
6,260
+517
+9% +$48.3K 0.03% 199
2025
Q1 		$499K Buy
5,743
+1,767
+44% +$170K 0.02% 210
2024
Q4 		$335K Buy
3,976
+198
+5% +$20.1K 0.02% 252
2024
Q3 		$392K Buy
3,778
+208
+6% +$21.8K 0.02% 243
2024
Q2 		$470K Sell
3,570
-232
-6% -$29.2K 0.03% 206
2024
Q1 		$448K Hold
3,802
– – 0.03% 217
2023
Q4 		$324K Sell
3,802
-56
-1% -$4.16K 0.02% 231
2023
Q3 		$262K Sell
3,858
-22
-0.6% -$1.47K 0.02% 271
2023
Q2 		$245K Sell
3,880
-299
-7% -$19.2K 0.02% 280
2023
Q1 		$252K Sell
4,179
-225
-5% -$13.2K 0.02% 276
2022
Q4 		$220K Sell
4,404
-460
-9% -$25.2K 0.02% 293
2022
Q3 		$244K Sell
4,864
-66,507
-93% -$3.86M 0.02% 275
2022
Q2 		$3.94M Buy
71,371
+2,753
+4% +$187K 0.35% 71
2022
Q1 		$5.34M Buy
68,618
+63,232
+1,174% +$5.39M 0.4% 69
2021
Q4 		$502K Sell
5,386
-365
-6% -$28.5K 0.04% 234
2021
Q3 		$408K Sell
5,751
-76,635
-93% -$5.75M 0.03% 245
2021
Q2 		$7M Sell
82,386
-5,625
-6% -$475K 0.55% 46
2021
Q1 		$7.76M Buy
88,011
+1,919
+2% +$163K 0.64% 36
2020
Q4 		$6.47M Buy
86,092
+6,234
+8% +$376K 0.59% 44
2020
Q3 		$3.75M Sell
79,858
-783
-1% -$37.9K 0.43% 63
2020
Q2 		$4.16M Buy
80,641
+8,267
+11% +$390K 0.52% 55
2020
Q1 		$3.04M Buy
+72,374
New +$3.76M 0.46% 60
2019
Q1 		– Sell
-6,305
Closed -$200K – 234
2018
Q4 		$200K Sell
6,305
-1,130
-15% -$42.8K 0.03% 211
2018
Q3 		$336K Buy
7,435
+1,902
+34% +$95.9K 0.04% 176
2018
Q2 		$290K Buy
+5,533
New +$299K 0.04% 174

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

Calamos Wealth Management's MU Position: Q1 2026 in Review

Calamos Wealth Management increased its Micron Technology (MU) stake by 17% in Q1 2026, buying an estimated $512K and bringing the position to 9,180 shares worth $3.1M. The position accounts for 0.11% of the portfolio, ranked #115.

Calamos Wealth Management first reported a position in MU in Q2 2018 and has held it in 28 quarters since. The position peaked at $7.76M in Q1 2021. 2,989 funds tracked by Wall St. Rank hold MU as of Q1 2026.

  • Calamos Wealth Management held 9,180 shares of Micron Technology worth $3.1M as of Q1 2026.
  • Calamos Wealth Management bought 1,308 Micron Technology shares in Q1 2026, an estimated $512K.
  • Micron Technology made up 0.11% of Calamos Wealth Management's portfolio in Q1 2026, its #115 holding.
  • Calamos Wealth Management first reported a position in Micron Technology in Q2 2018 and has held it in 28 quarters since.
  • Calamos Wealth Management's Micron Technology position peaked at $7.76M in Q1 2021.
  • 2,989 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

Based on Calamos Wealth Management's 13F filing for Q1 2026, filed 4 May 2026.