Simplex Trading
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Simplex Trading’s Micron Technology MU Stock Holding History

Simplex Trading’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 		$685M Buy
2,027,800
+627,200
+45% +$246M 0.46% 33
2025
Q4 		$400M Sell
1,400,600
-1,472,600
-51% -$338M 0.23% 50
2025
Q3 		$481M Buy
2,873,200
+157,000
+6% +$20.1M 0.25% 49
2025
Q2 		$335M Sell
2,716,200
-1,795,300
-40% -$168M 0.19% 53
2025
Q1 		$392M Buy
4,511,500
+1,902,400
+73% +$183M 0.25% 44
2024
Q4 		$220M Sell
2,609,100
-773,700
-23% -$78.7M 0.12% 82
2024
Q3 		$351M Buy
3,382,800
+282,400
+9% +$29.5M 0.21% 46
2024
Q2 		$408M Sell
3,100,400
-1,083,200
-26% -$137M 0.25% 39
2024
Q1 		$493M Buy
4,183,600
+2,047,600
+96% +$185M 0.28% 40
2023
Q4 		$182M Buy
2,136,000
+238,000
+13% +$17.7M 0.12% 84
2023
Q3 		$129M Sell
1,898,000
-733,900
-28% -$49.2M 0.1% 99
2023
Q2 		$166M Buy
2,631,900
+493,100
+23% +$31.7M 0.14% 66
2023
Q1 		$129M Buy
2,138,800
+205,300
+11% +$12M 0.11% 120
2022
Q4 		$96.6M Buy
1,933,500
+164,700
+9% +$9.01M 0.11% 147
2022
Q3 		$88.6M Sell
1,768,800
-403,500
-19% -$23.4M 0.1% 135
2022
Q2 		$120M Sell
2,172,300
-543,400
-20% -$36.9M 0.13% 87
2022
Q1 		$212M Buy
2,715,700
+487,100
+22% +$41.5M 0.19% 57
2021
Q4 		$208M Sell
2,228,600
-873,400
-28% -$68.2M 0.21% 67
2021
Q3 		$249M Buy
3,102,000
+277,400
+10% +$20.8M 0.23% 46
2021
Q2 		$240M Buy
2,824,600
+2,805,389
+14,603% +$237M 0.23% 48
2021
Q1 		$158M Buy
+19,211
New +$1.63M 0.28% 46
2020
Q2 		– Sell
-22,563
Closed -$94.9M – 8068
2020
Q1 		$94.9M Buy
22,563
+12,905
+134% +$671K 0.17% 52
2019
Q4 		$51.9M Sell
9,658
-942
-9% -$45K 0.11% 104
2019
Q3 		$45.4M Sell
10,600
-2,670
-20% -$121K 0.13% 104
2019
Q2 		$51.2M Sell
13,270
-514
-4% -$19.6K 0.14% 79
2019
Q1 		$57M Sell
13,784
-5,574
-29% -$215K 0.16% 82
2018
Q4 		$61.4M Sell
19,358
-2,948
-13% -$112K 0.18% 67
2018
Q3 		$101M Buy
22,306
+5,213
+30% +$263K 0.32% 34
2018
Q2 		$89.6M Sell
17,093
-3,299
-16% -$178K 0.35% 36
2018
Q1 		$8.66M Buy
20,392
+4,857
+31% +$232K 0.38% 45
2017
Q4 		$4.53M Buy
15,535
+7,295
+89% +$314K 0.2% 92
2017
Q3 		$4.62M Sell
8,240
-1,195
-13% -$37.8K 0.19% 82
2017
Q2 		$1.28M Buy
9,435
+2,694
+40% +$78.8K 0.06% 283
2017
Q1 		$2.58M Buy
6,741
+1,298
+24% +$31.7K 0.11% 164
2016
Q4 		$2.63M Sell
5,443
-1,010
-16% -$19K 0.16% 109
2016
Q3 		$1.95M Sell
6,453
-2,025
-24% -$30.9K 0.13% 134
2016
Q2 		$1.36M Buy
8,478
+6,234
+278% +$70.8K 0.09% 203
2016
Q1 		$100K Sell
2,244
-352
-14% -$3.93K 0.01% 1352
2015
Q4 		$37K Buy
2,596
+1,153
+80% +$18.4K ﹤0.01% 2159
2015
Q3 		$129K Buy
1,443
+214
+17% +$3.68K 0.01% 1215
2015
Q2 		$438K Sell
1,229
-490
-29% -$13.1K 0.04% 436
2015
Q1 		$232K Sell
1,719
-2,768
-62% -$82.7K 0.03% 655
2014
Q4 		$3.83M Buy
+4,487
New +$149K 0.46% 29

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

Simplex Trading's MU Position: Q1 2026 in Review

Simplex Trading sold out of Micron Technology (MU) in Q1 2026, closing a stake of 46,589 shares — an estimated $18.2M sold.

Simplex Trading first reported a position in MU in Q4 2014 and held it in 33 quarters. The position peaked at $75.9M in Q2 2025. 2,989 funds tracked by Wall St. Rank hold MU as of Q1 2026.

  • Simplex Trading reported no remaining Micron Technology position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 46,589 Micron Technology shares in Q1 2026, an estimated $18.2M.
  • Simplex Trading first reported a position in Micron Technology in Q4 2014 and held it in 33 quarters.
  • Simplex Trading's Micron Technology position peaked at $75.9M in Q2 2025.
  • 2,989 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.