Jane Street’s Micron Technology MU Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$10.1B Buy
29,928,700
+13,912,400
+87% +$5.45B 1.3% 14
2025
Q4
$4.57B Sell
16,016,300
-429,500
-3% -$98.5M 0.69% 24
2025
Q3
$2.75B Buy
16,445,800
+7,311,600
+80% +$936M 0.42% 33
2025
Q2
$1.13B Sell
9,134,200
-2,294,200
-20% -$214M 0.22% 51
2025
Q1
$993M Buy
11,428,400
+2,377,500
+26% +$228M 0.25% 46
2024
Q4
$762M Buy
9,050,900
+156,500
+2% +$15.9M 0.17% 62
2024
Q3
$922M Buy
8,894,400
+2,885,800
+48% +$302M 0.2% 51
2024
Q2
$790M Buy
6,008,600
+1,812,600
+43% +$228M 0.18% 63
2024
Q1
$495M Buy
4,196,000
+60,600
+1% +$5.48M 0.1% 104
2023
Q4
$353M Buy
4,135,400
+182,800
+5% +$13.6M 0.09% 116
2023
Q3
$269M Sell
3,952,600
-206,700
-5% -$13.8M 0.09% 114
2023
Q2
$262M Buy
4,159,300
+686,000
+20% +$44.1M 0.09% 116
2023
Q1
$210M Buy
3,473,300
+120,600
+4% +$7.07M 0.09% 126
2022
Q4
$168M Sell
3,352,700
-604,700
-15% -$33.1M 0.08% 172
2022
Q3
$198M Sell
3,957,400
-1,163,200
-23% -$67.5M 0.09% 130
2022
Q2
$283M Sell
5,120,600
-68,600
-1% -$4.66M 0.12% 90
2022
Q1
$404M Buy
5,189,200
+1,370,100
+36% +$117M 0.13% 77
2021
Q4
$356M Sell
3,819,100
-1,206,100
-24% -$94.2M 0.12% 92
2021
Q3
$357M Sell
5,025,200
-339,300
-6% -$25.5M 0.13% 76
2021
Q2
$456M Buy
5,364,500
+2,364,600
+79% +$200M 0.18% 64
2021
Q1
$265M Sell
2,999,900
-926,800
-24% -$78.6M 0.13% 97
2020
Q4
$295M Sell
3,926,700
-793,600
-17% -$47.9M 0.15% 82
2020
Q3
$222M Buy
4,720,300
+1,825,100
+63% +$88.3M 0.13% 98
2020
Q2
$149M Buy
2,895,200
+250,300
+9% +$11.8M 0.11% 134
2020
Q1
$111M Buy
2,644,900
+1,331,700
+101% +$69.2M 0.11% 122
2019
Q4
$70.6M Sell
1,313,200
-239,700
-15% -$11.4M 0.1% 133
2019
Q3
$66.5M Sell
1,552,900
-226,700
-13% -$10.3M 0.11% 131
2019
Q2
$68.7M Sell
1,779,600
-151,500
-8% -$5.77M 0.12% 119
2019
Q1
$79.8M Buy
1,931,100
+813,100
+73% +$31.4M 0.13% 114
2018
Q4
$35.5M Sell
1,118,000
-322,700
-22% -$12.2M 0.07% 184
2018
Q3
$65.2M Buy
1,440,700
+192,200
+15% +$9.69M 0.13% 98
2018
Q2
$65.5M Sell
1,248,500
-441,800
-26% -$23.9M 0.15% 85
2018
Q1
$88.1M Buy
1,690,300
+801,800
+90% +$38.4M 0.23% 67
2017
Q4
$36.5M Buy
888,500
+482,500
+119% +$20.8M 0.1% 168
2017
Q3
$16M Sell
406,000
-351,800
-46% -$11.1M 0.05% 334
2017
Q2
$22.6M Buy
757,800
+327,200
+76% +$9.58M 0.08% 221
2017
Q1
$12.4M Buy
430,600
+363,100
+538% +$8.87M 0.06% 315
2016
Q4
$1.48M Sell
67,500
-26,100
-28% -$490K 0.01% 1602
2016
Q3
$1.66M Sell
93,600
-365,700
-80% -$5.58M 0.01% 1389
2016
Q2
$6.32M Buy
459,300
+314,100
+216% +$3.57M 0.03% 526
2016
Q1
$1.52M Buy
145,200
+60,500
+71% +$676K 0.01% 1439
2015
Q4
$1.2M Sell
84,700
-100,700
-54% -$1.61M 0.01% 1558
2015
Q3
$2.78M Sell
185,400
-842,800
-82% -$14.5M 0.02% 751
2015
Q2
$19.4M Buy
1,028,200
+898,000
+690% +$23.9M 0.13% 123
2015
Q1
$3.53M Buy
130,200
+70,200
+117% +$2.1M 0.03% 556
2014
Q4
$2.1M Buy
60,000
+48,500
+422% +$1.61M 0.02% 652
2014
Q3
$394K Buy
+11,500
New +$372K ﹤0.01% 1649

Other funds holding MU

Jane Street's MU Position: Q1 2026 in Review

Jane Street increased its Micron Technology (MU) stake by 3% in Q1 2026, buying an estimated $20M and bringing the position to 1,777,737 shares worth $601M. The position accounts for 0.08% of the portfolio, ranked #164.

Jane Street first reported a position in MU in Q2 2013 and has held it in 51 quarters since. The position peaked at $1.08B in Q3 2025. 2,990 funds tracked by Wall St. Rank hold MU as of Q1 2026.

  • Jane Street held 1,777,737 shares of Micron Technology worth $601M as of Q1 2026.
  • Jane Street bought 51,011 Micron Technology shares in Q1 2026, an estimated $20M.
  • Micron Technology made up 0.08% of Jane Street's portfolio in Q1 2026, its #164 holding.
  • Jane Street first reported a position in Micron Technology in Q2 2013 and has held it in 51 quarters since.
  • Jane Street's Micron Technology position peaked at $1.08B in Q3 2025.
  • 2,990 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.