California Public Employees Retirement System’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 | $175M | Buy |
159,658
+74,822
| +88% | +$81.7M | 0.11% | 135 |
|
|
2025
Q4 | $76.9M | Sell |
84,836
-394
| -0.5% | -$379K | 0.04% | 273 |
|
|
2025
Q3 | $78.5M | Sell |
85,230
-13,953
| -14% | -$11.3M | 0.05% | 282 |
|
|
2025
Q2 | $72.5M | Buy |
99,183
+3,071
| +3% | +$1.96M | 0.05% | 298 |
|
|
2025
Q1 | $55.7M | Buy |
96,112
+14,954
| +18% | +$9.42M | 0.04% | 350 |
|
|
2024
Q4 | $48M | Sell |
81,158
-3,463
| -4% | -$2.51M | 0.03% | 397 |
|
|
2024
Q3 | $78.2M | Sell |
84,621
-38,488
| -31% | -$33.2M | 0.05% | 293 |
|
|
2024
Q2 | $101M | Buy |
123,109
+41,979
| +52% | +$30.3M | 0.07% | 226 |
|
|
2024
Q1 | $55M | Sell |
81,130
-1,647
| -2% | -$1.1M | 0.04% | 381 |
|
|
2023
Q4 | $52.2M | Sell |
82,777
-2,212
| -3% | -$1.16M | 0.04% | 379 |
|
|
2023
Q3 | $39.3M | Sell |
84,989
-714
| -0.8% | -$365K | 0.03% | 414 |
|
|
2023
Q2 | $46.3M | Sell |
85,703
-6,581
| -7% | -$3.13M | 0.04% | 387 |
|
|
2023
Q1 | $46.2M | Sell |
92,284
-12,889
| -12% | -$5.92M | 0.04% | 384 |
|
|
2022
Q4 | $37.2M | Buy |
105,173
+3,259
| +3% | +$1.17M | 0.03% | 441 |
|
|
2022
Q3 | $37M | Buy |
101,914
+11,837
| +13% | +$5.27M | 0.03% | 420 |
|
|
2022
Q2 | $34.6M | Sell |
90,077
-2,815
| -3% | -$1.19M | 0.03% | 409 |
|
|
2022
Q1 | $45.1M | Sell |
92,892
-3,662
| -4% | -$1.6M | 0.04% | 403 |
|
|
2021
Q4 | $47.6M | Sell |
96,554
-3,912
| -4% | -$2.02M | 0.03% | 430 |
|
|
2021
Q3 | $48.7M | Sell |
100,466
-440
| -0.4% | -$200K | 0.04% | 423 |
|
|
2021
Q2 | $37.7M | Sell |
100,906
-2,819
| -3% | -$992K | 0.03% | 497 |
|
|
2021
Q1 | $36.6M | Sell |
103,725
-1,426
| -1% | -$519K | 0.03% | 500 |
|
|
2020
Q4 | $38.5M | Buy |
105,151
+5,180
| +5% | +$1.66M | 0.03% | 465 |
|
|
2020
Q3 | $28M | Buy |
99,971
+2,364
| +2% | +$615K | 0.02% | 486 |
|
|
2020
Q2 | $23.1M | Buy |
97,607
+2,885
| +3% | +$584K | 0.02% | 505 |
|
|
2020
Q1 | $15.9M | Sell |
94,722
-44,407
| -32% | -$7.61M | 0.02% | 540 |
|
|
2019
Q4 | $24.8M | Buy |
139,129
+46,894
| +51% | +$7.49M | 0.02% | 553 |
|
|
2019
Q3 | $14.4M | Buy |
92,235
+19,531
| +27% | +$2.92M | 0.01% | 705 |
|
|
2019
Q2 | $9.87M | Sell |
72,704
-5,123
| -7% | -$697K | 0.01% | 760 |
|
|
2019
Q1 | $10.5M | Sell |
77,827
-1,905
| -2% | -$250K | 0.01% | 777 |
|
|
2018
Q4 | $9.27M | Sell |
79,732
-9,924
| -11% | -$1.19M | 0.01% | 787 |
|
|
2018
Q3 | $11.3M | Sell |
89,656
-5,094
| -5% | -$710K | 0.01% | 833 |
|
|
2018
Q2 | $12.7M | Sell |
94,750
-13,085
| -12% | -$1.67M | 0.02% | 776 |
|
|
2018
Q1 | $12.5M | Sell |
107,835
-22,142
| -17% | -$2.62M | 0.02% | 787 |
|
|
2017
Q4 | $14.6M | Buy |
129,977
+3,133
| +2% | +$364K | 0.02% | 724 |
|
|
2017
Q3 | $13.5M | Buy |
126,844
+2,944
| +2% | +$299K | 0.02% | 711 |
|
|
2017
Q2 | $11.9M | Sell |
123,900
-1,100
| -0.9% | -$105K | 0.02% | 742 |
|
|
2017
Q1 | $11.5M | Sell |
125,000
-4,700
| -4% | -$416K | 0.02% | 770 |
|
|
2016
Q4 | $10.6M | Sell |
129,700
-8,200
| -6% | -$658K | 0.02% | 804 |
|
|
2016
Q3 | $11.1M | Sell |
137,900
-6,300
| -4% | -$465K | 0.02% | 787 |
|
|
2016
Q2 | $9.85M | Sell |
144,200
-4,100
| -3% | -$269K | 0.02% | 837 |
|
|
2016
Q1 | $9.44M | Sell |
148,300
-4,400
| -3% | -$262K | 0.02% | 862 |
|
|
2015
Q4 | $9.73M | Buy |
152,700
+3,000
| +2% | +$186K | 0.02% | 870 |
|
|
2015
Q3 | $7.67M | Sell |
149,700
-1,300
| -0.9% | -$64.4K | 0.01% | 979 |
|
|
2015
Q2 | $7.66M | Sell |
151,000
-7,921
| -5% | -$419K | 0.01% | 1069 |
|
|
2015
Q1 | $7.58M | Hold |
158,921
| – | – | 0.01% | 1117 |
|
|
2014
Q4 | $7.58M | Sell |
158,921
-40,177
| -20% | -$1.8M | 0.01% | 1117 |
|
|
2014
Q3 | $8.77M | Sell |
199,098
-3,876
| -2% | -$170K | 0.01% | 1023 |
|
|
2014
Q2 | $8.6M | Buy |
202,974
+3,555
| +2% | +$138K | 0.01% | 1083 |
|
|
2014
Q1 | $7.41M | Buy |
199,419
+3,687
| +2% | +$130K | 0.01% | 1139 |
|
|
2013
Q4 | $6.63M | Buy |
195,732
+42,660
| +28% | +$1.36M | 0.01% | 1213 |
|
|
2013
Q3 | $4.63M | Buy |
153,072
+26,400
| +21% | +$742K | 0.01% | 1295 |
|
|
2013
Q2 | $3.05M | Buy |
+126,672
| New | +$3.01M | 0.01% | 1463 |
|
Other funds holding MPWR
VCM
VPM
California Public Employees Retirement System's MPWR Position: Q1 2026 in Review
California Public Employees Retirement System increased its Monolithic Power Systems (MPWR) stake by 88% in Q1 2026, buying an estimated $81.7M and bringing the position to 159,658 shares worth $175M. The position accounts for 0.11% of the portfolio, ranked #135.
California Public Employees Retirement System first reported a position in MPWR in Q2 2013 and has held it in 52 quarters since. 1,118 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.
- California Public Employees Retirement System held 159,658 shares of Monolithic Power Systems worth $175M as of Q1 2026.
- California Public Employees Retirement System bought 74,822 Monolithic Power Systems shares in Q1 2026, an estimated $81.7M.
- Monolithic Power Systems made up 0.11% of California Public Employees Retirement System's portfolio in Q1 2026, its #135 holding.
- California Public Employees Retirement System first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 52 quarters since.
- 1,118 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.
Based on California Public Employees Retirement System's 13F filing for Q1 2026, filed 6 May 2026.