| Date Filed | Type | Description |
| 08/11/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 07/05/2023 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 0% stake in Ironwood Pharmaceuticals, Inc. |
| 05/12/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/13/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 11/14/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/12/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/16/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/10/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/01/2022 |
SC 13G
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 5.3% stake in INNOVIVA, INC. |
| 02/01/2022 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 5% stake in Ironwood Pharmaceuticals, Inc. |
| 11/12/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/10/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 07/02/2021 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 0% stake in Rush Enterprises Inc. Cl A |
| 05/14/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/12/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/01/2021 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/07/2021 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/06/2021 |
SC 13G
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 5.3% stake in Ironwood Pharmaceuticals, Inc. |
| 11/13/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/13/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/14/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/13/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 01/07/2020 |
SC 13G
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 5.1% stake in SITIME CORPORATION |
| 01/07/2020 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 1.7% stake in The Medicines Company |
| 01/07/2020 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 0% stake in CORREVIO PHARMA CORP |
| 11/08/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 09/04/2019 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 9.7% stake in CORREVIO PHARMA CORP |
| 08/13/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/14/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 04/05/2019 |
SC 13G/A
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 12.2% stake in CORREVIO PHARMA CORP |
| 02/08/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/07/2019 |
SC 13G
| WESTFIELD CAPITAL MANAGEMENT CO LP reports a 6.2% stake in The Medicines Company |
| 11/14/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/13/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
|