Millennium Management’s Monolithic Power Systems MPWR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-24,679
Closed -$27M 6123
2025
Q4
$22.4M Sell
24,679
-145,811
-86% -$140M 0.01% 1469
2025
Q3
$157M Buy
170,490
+154,958
+998% +$126M 0.07% 255
2025
Q2
$11.4M Sell
15,532
-132,971
-90% -$84.7M 0.01% 2133
2025
Q1
$86.1M Buy
148,503
+23,937
+19% +$15.1M 0.05% 425
2024
Q4
$73.7M Sell
124,566
-34,362
-22% -$24.9M 0.04% 550
2024
Q3
$147M Buy
158,928
+152,467
+2,360% +$132M 0.07% 274
2024
Q2
$5.31M Sell
6,461
-153,147
-96% -$111M ﹤0.01% 2667
2024
Q1
$108M Buy
159,608
+156,398
+4,872% +$104M 0.05% 419
2023
Q4
$2.02M Buy
3,210
+938
+41% +$490K ﹤0.01% 3594
2023
Q3
$1.05M Sell
2,272
-21,204
-90% -$10.8M ﹤0.01% 4155
2023
Q2
$12.7M Sell
23,476
-174,504
-88% -$82.9M 0.01% 1778
2023
Q1
$99.1M Sell
197,980
-250,979
-56% -$115M 0.06% 342
2022
Q4
$159M Buy
448,959
+36,448
+9% +$13.1M 0.09% 209
2022
Q3
$150M Buy
412,511
+269,205
+188% +$120M 0.09% 177
2022
Q2
$55M Buy
143,306
+67,370
+89% +$28.5M 0.03% 593
2022
Q1
$36.9M Buy
75,936
+15,473
+26% +$6.74M 0.02% 886
2021
Q4
$29.8M Buy
60,463
+14,712
+32% +$7.59M 0.02% 1093
2021
Q3
$22.2M Buy
45,751
+24,500
+115% +$11.1M 0.01% 1228
2021
Q2
$7.94M Sell
21,251
-135,440
-86% -$47.7M ﹤0.01% 2191
2021
Q1
$55.3M Buy
156,691
+75,134
+92% +$27.4M 0.04% 448
2020
Q4
$29.9M Sell
81,557
-67,541
-45% -$21.6M 0.02% 781
2020
Q3
$41.7K Buy
149,098
+113,112
+314% +$29.4M 0.05% 401
2020
Q2
$8.53M Sell
35,986
-10,141
-22% -$2.05M 0.01% 1328
2020
Q1
$7.72M Sell
46,127
-13,827
-23% -$2.37M 0.02% 1028
2019
Q4
$10.7M Buy
59,954
+2,912
+5% +$465K 0.01% 1328
2019
Q3
$8.88M Sell
57,042
-59,021
-51% -$8.83M 0.01% 1358
2019
Q2
$15.8M Sell
116,063
-22,328
-16% -$3.04M 0.02% 938
2019
Q1
$18.8M Buy
138,391
+53,242
+63% +$6.99M 0.03% 842
2018
Q4
$9.9M Buy
85,149
+361
+0.4% +$43.2K 0.02% 1138
2018
Q3
$10.6M Sell
84,788
-214,017
-72% -$29.8M 0.01% 1275
2018
Q2
$39.9M Buy
+298,805
New +$38.1M 0.05% 509
2018
Q1
Sell
-52,831
Closed -$5.94M 3919
2017
Q4
$5.94M Buy
+52,831
New +$6.13M 0.01% 1655
2017
Q2
Sell
-7,790
Closed -$717K 3701
2017
Q1
$717K Buy
+7,790
New +$690K ﹤0.01% 2588
2015
Q3
Sell
-23,745
Closed -$1.2M 3629
2015
Q2
$1.2M Sell
23,745
-26,354
-53% -$1.39M ﹤0.01% 2188
2015
Q1
$2.64M Buy
+50,099
New +$2.52M ﹤0.01% 1780
2014
Q2
Sell
-15,889
Closed -$616K 3692
2014
Q1
$616K Buy
15,889
+4,534
+40% +$160K ﹤0.01% 2501
2013
Q4
$394K Sell
11,355
-19,545
-63% -$625K ﹤0.01% 2873
2013
Q3
$936K Buy
30,900
+9,447
+44% +$265K ﹤0.01% 2151
2013
Q2
$517K Buy
+21,453
New +$509K ﹤0.01% 2324

Other funds holding MPWR

Millennium Management's MPWR Position: Q1 2026 in Review

Millennium Management sold out of Monolithic Power Systems (MPWR) in Q1 2026, closing a stake of 24,679 shares — an estimated $27M sold.

Millennium Management first reported a position in MPWR in Q2 2013 and held it in 39 quarters. The position peaked at $159M in Q4 2022. 1,114 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.

  • Millennium Management reported no remaining Monolithic Power Systems position as of Q1 2026 after selling out during the quarter.
  • Millennium Management sold 24,679 Monolithic Power Systems shares in Q1 2026, an estimated $27M.
  • Millennium Management first reported a position in Monolithic Power Systems in Q2 2013 and held it in 39 quarters.
  • Millennium Management's Monolithic Power Systems position peaked at $159M in Q4 2022.
  • 1,114 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.