Public Sector Pension Investment Board (PSP Investments)’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
Q2 | $20.9M | Buy |
15,111
+6,300
| +72% | +$9.46M | 0.05% | 298 |
|
|
2026
Q1 | $9.63M | Buy |
8,811
+1,716
| +24% | +$1.87M | 0.03% | 575 |
|
|
2025
Q4 | $6.43M | Sell |
7,095
-27,492
| -79% | -$26.5M | 0.02% | 722 |
|
|
2025
Q3 | $31.8M | Buy |
34,587
+556
| +2% | +$451K | 0.12% | 115 |
|
|
2025
Q2 | $24.9M | Buy |
34,031
+26,748
| +367% | +$17M | 0.11% | 128 |
|
|
2025
Q1 | $4.22M | Sell |
7,283
-23,740
| -77% | -$15M | 0.02% | 785 |
|
|
2024
Q4 | $18.4M | Buy |
31,023
+13,939
| +82% | +$10.1M | 0.08% | 177 |
|
|
2024
Q3 | $15.8M | Buy |
17,084
+15,200
| +807% | +$13.1M | 0.09% | 139 |
|
|
2024
Q2 | $1.55M | Buy |
1,884
+818
| +77% | +$590K | 0.01% | 918 |
|
|
2024
Q1 | $722K | Sell |
1,066
-300
| -22% | -$200K | 0.01% | 1067 |
|
|
2023
Q4 | $862K | Sell |
1,366
-3,752
| -73% | -$1.96M | 0.01% | 1050 |
|
|
2023
Q3 | $2.36M | Sell |
5,118
-2,002
| -28% | -$1.02M | 0.02% | 668 |
|
|
2023
Q2 | $3.85M | Sell |
7,120
-501
| -7% | -$238K | 0.03% | 530 |
|
|
2023
Q1 | $3.81M | Sell |
7,621
-275
| -3% | -$126K | 0.03% | 554 |
|
|
2022
Q4 | $2.79M | Buy |
7,896
+3,132
| +66% | +$1.13M | 0.02% | 720 |
|
|
2022
Q3 | $1.73M | Buy |
4,764
+547
| +13% | +$243K | 0.01% | 906 |
|
|
2022
Q2 | $1.62M | Sell |
4,217
-1,843
| -30% | -$778K | 0.01% | 931 |
|
|
2022
Q1 | $2.94M | Sell |
6,060
-1,170
| -16% | -$510K | 0.02% | 786 |
|
|
2021
Q4 | $3.57M | Sell |
7,230
-50
| -0.7% | -$25.8K | 0.02% | 763 |
|
|
2021
Q3 | $3.53M | Buy |
7,280
+540
| +8% | +$246K | 0.02% | 773 |
|
|
2021
Q2 | $2.52M | Buy |
6,740
+2,680
| +66% | +$943K | 0.02% | 977 |
|
|
2021
Q1 | $1.43M | Buy |
+4,060
| New | +$1.48M | 0.01% | 1163 |
|
|
2020
Q1 | – | Sell |
-26,000
| Closed | -$4.63M | – | 1430 |
|
|
2019
Q4 | $4.63M | Buy |
+26,000
| New | +$4.15M | 0.03% | 640 |
|
|
2016
Q3 | – | Sell |
-26,044
| Closed | -$1.78M | – | 1289 |
|
|
2016
Q2 | $1.78M | Hold |
26,044
| – | – | 0.02% | 561 |
|
|
2016
Q1 | $1.66M | Buy |
26,044
+400
| +2% | +$23.8K | 0.02% | 525 |
|
|
2015
Q4 | $1.63M | Sell |
25,644
-14,500
| -36% | -$900K | 0.01% | 624 |
|
|
2015
Q3 | $2.06M | Sell |
40,144
-16,700
| -29% | -$828K | 0.02% | 620 |
|
|
2015
Q2 | $2.88M | Sell |
56,844
-11,100
| -16% | -$587K | 0.02% | 648 |
|
|
2015
Q1 | $3.58M | Buy |
67,944
+342
| +0.5% | +$17.2K | 0.03% | 587 |
|
|
2014
Q4 | $3.36M | Hold |
67,602
| – | – | 0.02% | 610 |
|
|
2014
Q3 | $2.98M | Sell |
67,602
-9,700
| -13% | -$427K | 0.02% | 663 |
|
|
2014
Q2 | $3.27M | Buy |
77,302
+6,227
| +9% | +$241K | 0.02% | 693 |
|
|
2014
Q1 | $2.76M | Sell |
71,075
-13,600
| -16% | -$479K | 0.02% | 726 |
|
|
2013
Q4 | $2.94M | Buy |
84,675
+2,300
| +3% | +$73.5K | 0.02% | 756 |
|
|
2013
Q3 | $2.49M | Buy |
82,375
+20,900
| +34% | +$587K | 0.02% | 784 |
|
|
2013
Q2 | $1.48M | Buy |
+61,475
| New | +$1.46M | 0.01% | 890 |
|
Other funds holding MPWR
Public Sector Pension Investment Board (PSP Investments)'s MPWR Position: Q2 2026 in Review
Public Sector Pension Investment Board (PSP Investments) increased its Monolithic Power Systems (MPWR) stake by 72% in Q2 2026, buying an estimated $9.46M and bringing the position to 15,111 shares worth $20.9M. The position accounts for 0.05% of the portfolio, ranked #298.
Public Sector Pension Investment Board (PSP Investments) first reported a position in MPWR in Q2 2013 and has held it in 36 quarters since. The position peaked at $31.8M in Q3 2025. 1,235 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.
- Public Sector Pension Investment Board (PSP Investments) held 15,111 shares of Monolithic Power Systems worth $20.9M as of Q2 2026.
- Public Sector Pension Investment Board (PSP Investments) bought 6,300 Monolithic Power Systems shares in Q2 2026, an estimated $9.46M.
- Monolithic Power Systems made up 0.05% of Public Sector Pension Investment Board (PSP Investments)'s portfolio in Q2 2026, its #298 holding.
- Public Sector Pension Investment Board (PSP Investments) first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 36 quarters since.
- Public Sector Pension Investment Board (PSP Investments)'s Monolithic Power Systems position peaked at $31.8M in Q3 2025.
- 1,235 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.
Based on Public Sector Pension Investment Board (PSP Investments)'s 13F filing for Q2 2026, filed 13 Aug 2026.