Polaris Capital Management, LLC
Holdings in MKSI
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $42,362,980 | 265,100 | Shares | Sole | 2026-01-29 |
| 2025-09-30 | $49,668,901 | 401,300 | Shares | Sole | 2025-10-27 |
| 2025-06-30 | $35,908,704 | 361,400 | Shares | Sole | 2025-07-21 |
| 2025-03-31 | $29,944,040 | 373,600 | Shares | Sole | 2025-05-14 |
| 2024-12-31 | $36,787,036 | 352,400 | Shares | Sole | 2025-01-29 |
| 2024-09-30 | $38,483,340 | 354,000 | Shares | Sole | 2024-11-13 |
| 2024-06-30 | $46,825,988 | 358,600 | Shares | Sole | 2024-07-26 |
| 2024-03-31 | $48,771,100 | 366,700 | Shares | Sole | 2024-04-24 |
| 2023-12-31 | $54,932,580 | 534,000 | Shares | Sole | 2024-02-07 |
| 2023-09-30 | $39,920,902 | 461,300 | Shares | Sole | 2023-10-30 |
| 2023-06-30 | $69,800,170 | 645,700 | Shares | Sole | 2023-07-31 |
| 2023-03-31 | $57,673,896 | 650,800 | Shares | Sole | 2023-04-28 |
| 2022-12-31 | $49,278,968 | 581,600 | Shares | Sole | 2023-02-09 |
| 2022-09-30 | $884,248 | 10,700 | Shares | Sole | 2022-11-10 |
| 2022-06-30 | $851,829 | 8,300 | Shares | Sole | 2022-08-12 |
| 2022-03-31 | $795,000 | 5,300 | Shares | Sole | 2022-05-11 |
| 2021-09-30 | $1,282,735 | 8,500 | Shares | Sole | 2021-11-09 |
| 2021-06-30 | $1,512,575 | 8,500 | Shares | Sole | 2021-08-10 |
| 2021-03-31 | $1,576,070 | 8,500 | Shares | Sole | 2021-05-11 |
| 2020-12-31 | $1,654,950 | 11,000 | Shares | Sole | 2021-02-11 |
| 2020-09-30 | $1,201,530 | 11,000 | Shares | Sole | 2020-11-12 |
| 2020-06-30 | $1,426,824 | 12,600 | Shares | Sole | 2020-08-12 |
| 2020-03-31 | $1,286,910 | 15,800 | Shares | Sole | 2020-05-15 |