Robeco Schweiz’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 | $104M | Sell |
94,993
-25
| -0% | -$27.3K | 2.2% | 13 |
|
|
2025
Q4 | $86.1M | Sell |
95,018
-8,219
| -8% | -$7.91M | 1.93% | 9 |
|
|
2025
Q3 | $95M | Sell |
103,237
-3,506
| -3% | -$2.84M | 2.14% | 11 |
|
|
2025
Q2 | $78.1M | Sell |
106,743
-9,303
| -8% | -$5.93M | 1.8% | 19 |
|
|
2025
Q1 | $67.3M | Buy |
116,046
+5,819
| +5% | +$3.67M | 1.66% | 21 |
|
|
2024
Q4 | $65.2M | Sell |
110,227
-29,590
| -21% | -$21.4M | 1.39% | 27 |
|
|
2024
Q3 | $129M | Sell |
139,817
-2,430
| -2% | -$2.1M | 2.42% | 10 |
|
|
2024
Q2 | $117M | Sell |
142,247
-83,670
| -37% | -$60.4M | 2.24% | 13 |
|
|
2024
Q1 | $153M | Sell |
225,917
-24,455
| -10% | -$16.3M | 2.67% | 5 |
|
|
2023
Q4 | $158M | Buy |
250,372
+6,162
| +3% | +$3.22M | 2.65% | 6 |
|
|
2023
Q3 | $113M | Sell |
244,210
-4,600
| -2% | -$2.35M | 1.91% | 17 |
|
|
2023
Q2 | $134M | Buy |
248,810
+10,160
| +4% | +$4.83M | 2% | 16 |
|
|
2023
Q1 | $119M | Sell |
238,650
-2,730
| -1% | -$1.25M | 1.93% | 16 |
|
|
2022
Q4 | $85.4M | Sell |
241,380
-100
| -0% | -$35.9K | 1.56% | 22 |
|
|
2022
Q3 | $87.8M | Buy |
241,480
+6,055
| +3% | +$2.69M | 1.71% | 17 |
|
|
2022
Q2 | $90.4M | Hold |
235,425
| – | – | 1.61% | 15 |
|
|
2022
Q1 | $114M | Buy |
235,425
+82,725
| +54% | +$36.1M | 1.61% | 16 |
|
|
2021
Q4 | $75.3M | Sell |
152,700
-8,206
| -5% | -$4.24M | 0.98% | 27 |
|
|
2021
Q3 | $78K | Sell |
160,906
-105,071
| -40% | -$47.8M | 0.91% | 32 |
|
|
2021
Q2 | $99.3M | Sell |
265,977
-25,562
| -9% | -$9M | 1.38% | 19 |
|
|
2021
Q1 | $103M | Buy |
291,539
+90,539
| +45% | +$33M | 1.57% | 15 |
|
|
2020
Q4 | $73.6M | Sell |
201,000
-500
| -0.2% | -$160K | 1.58% | 14 |
|
|
2020
Q3 | $56.3M | Sell |
201,500
-109,500
| -35% | -$28.5M | 1.67% | 15 |
|
|
2020
Q2 | $73.7M | Buy |
311,000
+16,000
| +5% | +$3.24M | 2.65% | 8 |
|
|
2020
Q1 | $48.7M | Buy |
295,000
+74,000
| +33% | +$12.7M | 2.09% | 10 |
|
|
2019
Q4 | $39.4M | Buy |
221,000
+89,000
| +67% | +$14.2M | 1.47% | 17 |
|
|
2019
Q3 | $20.7M | Sell |
132,000
-31,000
| -19% | -$4.64M | 0.89% | 42 |
|
|
2019
Q2 | $21.6M | Sell |
163,000
-131,000
| -45% | -$17.8M | 0.92% | 41 |
|
|
2019
Q1 | $39.8M | Sell |
294,000
-373,000
| -56% | -$49M | 1.65% | 18 |
|
|
2018
Q4 | $76.7M | Buy |
667,000
+18,000
| +3% | +$2.15M | 3.55% | 4 |
|
|
2018
Q3 | $82M | Buy |
649,000
+49,000
| +8% | +$6.83M | 3.2% | 3 |
|
|
2018
Q2 | $80.7M | Buy |
600,000
+40,000
| +7% | +$5.09M | 3.44% | 2 |
|
|
2018
Q1 | $64.8M | Buy |
560,000
+460,000
| +460% | +$54.5M | 3% | 3 |
|
|
2017
Q4 | $11.3M | Hold |
100,000
| – | – | 0.75% | 50 |
|
|
2017
Q3 | $10.6M | Buy |
100,000
+10,000
| +11% | +$1.02M | 0.82% | 38 |
|
|
2017
Q2 | $8.74M | Sell |
90,000
-35,000
| -28% | -$3.34M | 0.73% | 47 |
|
|
2017
Q1 | $11.5M | Buy |
125,000
+50,000
| +67% | +$4.43M | 0.98% | 31 |
|
|
2016
Q4 | $6.24M | Sell |
75,000
-37,500
| -33% | -$3.01M | 0.57% | 58 |
|
|
2016
Q3 | $8.88M | Sell |
112,500
-7,500
| -6% | -$554K | 0.77% | 45 |
|
|
2016
Q2 | $8.03M | Buy |
120,000
+28,000
| +30% | +$1.83M | 0.74% | 46 |
|
|
2016
Q1 | $5.75M | Sell |
92,000
-111,500
| -55% | -$6.64M | 0.55% | 62 |
|
|
2015
Q4 | $13.2M | Sell |
203,500
-60,500
| -23% | -$3.76M | 1.13% | 23 |
|
|
2015
Q3 | $13.1M | Buy |
264,000
+83,200
| +46% | +$4.12M | 1.22% | 17 |
|
|
2015
Q2 | $9.19M | Buy |
180,800
+85,800
| +90% | +$4.54M | 0.76% | 39 |
|
|
2015
Q1 | $5.07M | Sell |
95,000
-68,500
| -42% | -$3.45M | 0.4% | 93 |
|
|
2014
Q4 | $8.14M | Buy |
163,500
+55,500
| +51% | +$2.49M | 0.62% | 52 |
|
|
2014
Q3 | $4.82M | Sell |
108,000
-64,000
| -37% | -$2.81M | 0.38% | 92 |
|
|
2014
Q2 | $7.25M | Buy |
172,000
+71,500
| +71% | +$2.77M | 0.59% | 53 |
|
|
2014
Q1 | $3.73M | Sell |
100,500
-10,500
| -9% | -$370K | 0.32% | 98 |
|
|
2013
Q4 | $3.79M | Buy |
+111,000
| New | +$3.55M | 0.34% | 84 |
|
Other funds holding MPWR
VCM
VPM
Robeco Schweiz's MPWR Position: Q1 2026 in Review
Robeco Schweiz reduced its Monolithic Power Systems (MPWR) stake by 0.03% in Q1 2026, selling an estimated $27.3K and leaving 94,993 shares worth $104M. The position accounts for 2.2% of the portfolio, ranked #13.
Robeco Schweiz first reported a position in MPWR in Q4 2013 and has held it in 50 quarters since. The position peaked at $158M in Q4 2023. 1,114 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.
- Robeco Schweiz held 94,993 shares of Monolithic Power Systems worth $104M as of Q1 2026.
- Robeco Schweiz sold 25 Monolithic Power Systems shares in Q1 2026, an estimated $27.3K.
- Monolithic Power Systems made up 2.2% of Robeco Schweiz's portfolio in Q1 2026, its #13 holding.
- Robeco Schweiz first reported a position in Monolithic Power Systems in Q4 2013 and has held it in 50 quarters since.
- Robeco Schweiz's Monolithic Power Systems position peaked at $158M in Q4 2023.
- 1,114 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.
Based on Robeco Schweiz's 13F filing for Q1 2026, filed 7 May 2026.