William Blair Investment Management’s Power Integrations POWI Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | – | Sell |
-7,005
| Closed | -$354K | – | 451 |
|
|
2025
Q1 | $354K | Sell |
7,005
-3,183
| -31% | -$161K | ﹤0.01% | 398 |
|
|
2024
Q4 | $629K | Sell |
10,188
-80
| -0.8% | -$4.94K | ﹤0.01% | 380 |
|
|
2024
Q3 | $658K | Buy |
10,268
+2,078
| +25% | +$133K | ﹤0.01% | 361 |
|
|
2024
Q2 | $575K | Sell |
8,190
-287,791
| -97% | -$20.2M | ﹤0.01% | 364 |
|
|
2024
Q1 | $21.2M | Buy |
295,981
+9,796
| +3% | +$701K | 0.05% | 301 |
|
|
2023
Q4 | $23.5M | Buy |
286,185
+35,708
| +14% | +$2.93M | 0.07% | 272 |
|
|
2023
Q3 | $19.1M | Buy |
250,477
+50,003
| +25% | +$3.82M | 0.06% | 283 |
|
|
2023
Q2 | $19M | Sell |
200,474
-13,103
| -6% | -$1.24M | 0.06% | 288 |
|
|
2023
Q1 | $18.1M | Buy |
213,577
+60,402
| +39% | +$5.11M | 0.06% | 288 |
|
|
2022
Q4 | $11M | Buy |
153,175
+3,399
| +2% | +$244K | 0.04% | 305 |
|
|
2022
Q3 | $9.63M | Sell |
149,776
-265,971
| -64% | -$17.1M | 0.04% | 307 |
|
|
2022
Q2 | $31.2M | Sell |
415,747
-45,174
| -10% | -$3.39M | 0.12% | 202 |
|
|
2022
Q1 | $42.7M | Buy |
460,921
+79,718
| +21% | +$7.39M | 0.13% | 176 |
|
|
2021
Q4 | $35.4M | Buy |
381,203
+210,984
| +124% | +$19.6M | 0.1% | 233 |
|
|
2021
Q3 | $16.9M | Buy |
+170,219
| New | +$16.9M | 0.05% | 328 |
|
|
2018
Q3 | – | Sell |
-7,020
| Closed | -$256K | – | 477 |
|
|
2018
Q2 | $256K | Buy |
+7,020
| New | +$256K | ﹤0.01% | 468 |
|