FILINGS
| ANSS 0001013462 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2018-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-22 | 10-K | 10-K | View Document |
| 2018-02-21 | 8-K | FORM 8-K | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-14 | SC 13G/A | ANSYSINC | View Document |
| 2018-02-13 | SC 13G/A | View Document | |
| 2018-02-12 | SC 13G/A | View Document | |
| 2018-02-09 | 8-K | FORM 8-K | View Document |
| 2018-02-08 | SC 13G/A | View Document | |
| 2018-02-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-19 | 8-K | 8-K | View Document |
| 2018-01-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-20 | 3 | PRIMARY DOCUMENT | View Document |
| 2017-12-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-19 | 8-K | FORM 8-K | View Document |
| 2017-11-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-15 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-02 | 10-Q | 10-Q | View Document |
| 2017-11-01 | 8-K | FORM 8-K | View Document |
| 2017-09-11 | 4/A | PRIMARY DOCUMENT | View Document |
| 2017-09-08 | SC 13G/A | View Document | |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 8-K | FORM 8-K | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 10-Q | 10-Q | View Document |
| 2017-08-02 | 8-K | FORM 8-K | View Document |
| 2017-07-31 | 3 | PRIMARY DOCUMENT | View Document |
| 2017-06-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-06-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-25 | 8-K | FORM 8-K | View Document |
| 2017-05-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-10 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-04 | 10-Q | 10-Q | View Document |
| 2017-05-03 | 8-K | FORM 8-K | View Document |
| 2017-05-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-05-01 | 8-K | FORM 8-K | View Document |
| 2017-04-28 | 3/A | PRIMARY DOCUMENT | View Document |
| 2017-04-28 | 3 | PRIMARY DOCUMENT | View Document |
| 2017-04-28 | 3 | PRIMARY DOCUMENT | View Document |
| 2017-04-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-04-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-31 | DEF 14A | DEF 14A | View Document |
| 2017-03-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-23 | 10-K | 10-K | View Document |
| 2017-02-22 | 8-K | FORM 8-K | View Document |
| 2017-02-22 | 8-K | FORM 8-K | View Document |
| 2017-02-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-17 | 4 | PRIMARY DOCUMENT | View Document |
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