FILINGS
| MKSI 0001049502 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document | 
| 2022-05-02 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-04-26 | 8-K | 8-K | View Document | 
| 2022-04-19 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-04-19 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-04-19 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-04-05 | 8-K | 8-K | View Document | 
| 2022-04-01 | 8-K | 8-K | View Document | 
| 2022-03-31 | DEFA14A | NOTICE AND ACCESS | View Document | 
| 2022-03-31 | DEF 14A | DEF 14A | View Document | 
| 2022-03-02 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-28 | 10-K | 10-K | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-02-11 | 8-K | 8-K | View Document | 
| 2022-02-11 | SC 13G/A | SEC SCHEDULE 13G | View Document | 
| 2022-02-10 | SC 13G/A | SCHEDULE 13G/A | View Document | 
| 2022-02-04 | SC 13G/A | SEC SCHEDULE 13G | View Document | 
| 2022-02-01 | SC 13G/A | View Document | |
| 2022-01-26 | 8-K | 8-K | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-24 | 4 | PRIMARY DOCUMENT | View Document | 
| 2022-01-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-12-14 | 8-K | 8-K | View Document | 
| 2021-12-06 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-12-02 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-11-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-11-08 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-11-03 | 10-Q | 10-Q | View Document | 
| 2021-10-29 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-10-29 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-10-29 | 8-K | 8-K | View Document | 
| 2021-10-27 | 8-K | 8-K | View Document | 
| 2021-10-21 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-10-04 | 8-K | 8-K | View Document | 
| 2021-09-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-09-02 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-08-05 | 10-Q | 10-Q | View Document | 
| 2021-07-28 | 8-K | 8-K | View Document | 
| 2021-07-15 | 8-K | 8-K | View Document | 
| 2021-07-08 | 8-K | 8-K | View Document | 
| 2021-07-02 | 8-K | 8-K | View Document | 
| 2021-07-01 | 8-K | 8-K | View Document | 
| 2021-06-10 | SC 13G/A | SCHEDULE 13G/A | View Document | 
| 2021-06-02 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-27 | SD | SD | View Document | 
| 2021-05-21 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-05-12 | 8-K | 8-K | View Document | 
| 2021-05-12 | 3 | PRIMARY DOCUMENT | View Document | 
| 2021-05-10 | 8-K | 8-K | View Document | 
| 2021-05-04 | 10-Q | 10-Q | View Document | 
| 2021-05-03 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-30 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-26 | 8-K | 8-K | View Document | 
| 2021-04-22 | 4/A | PRIMARY DOCUMENT | View Document | 
| 2021-04-21 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-20 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-16 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-14 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-14 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-04-14 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-03-26 | DEFA14A | DEFA14A | View Document | 
| 2021-03-26 | DEF 14A | DEF 14A | View Document | 
| 2021-03-18 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-03-08 | 425 | 425 | View Document | 
| 2021-03-08 | 8-K | 8-K | View Document | 
| 2021-03-02 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-26 | 8-K | 8-K | View Document | 
| 2021-02-23 | 10-K | 10-K | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 4 | PRIMARY DOCUMENT | View Document | 
| 2021-02-17 | 425 | 425 | View Document | 
| 2021-02-17 | 8-K | 8-K | View Document | 
| 2021-02-16 | 425 | 425 | View Document | 
| 2021-02-16 | 8-K | 8-K | View Document | 
| 2021-02-16 | SC 13G/A | SEC SCHEDULE 13G | View Document | 
| 2021-02-10 | SC 13G/A | SCHEDULE 13G/A | View Document | 
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