| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 03/01/2021 | Acacia Communications, Inc. | ACIA | Disposition | Common Stock | 138.1k | $115.00 | $15.9M | By The Malini Shanmugaraj 2016 QTIP Trust | 03/01/2021 |
| 03/01/2021 | Acacia Communications, Inc. | ACIA | Grant | Common Stock | 18.5k | $0.00 | $0 | | 03/01/2021 |
| 03/01/2021 | Acacia Communications, Inc. | ACIA | Disposition | Common Stock | 18.5k | $0.00 | $0 | | 03/01/2021 |
| 03/01/2021 | Acacia Communications, Inc. | ACIA | Disposition | Common Stock | 555.8k | $115.00 | $63.9M | | 03/01/2021 |
| 03/01/2021 | Acacia Communications, Inc. | ACIA | Disposition | Common Stock | 30.8k | $0.00 | $0 | | 03/01/2021 |
| 03/01/2021 | Acacia Communications, Inc. | ACIA | Disposition | Common Stock | 152.8k | $115.00 | $17.6M | By The Shanmugaraj Irrevocable Children's Trust | 03/01/2021 |
| 02/02/2021 | Acacia Communications, Inc. | ACIA | Sale | Common Stock | 6.8k | $114.45 | $783.5k | | 02/02/2021 |
| 01/19/2021 | Acacia Communications, Inc. | ACIA | Sale | Common Stock | 6.3k | $114.44 | $718k | | 01/15/2021 |
| 01/15/2021 | Acacia Communications, Inc. | ACIA | Grant | Common Stock | 13.9k | $0.00 | $0 | | 01/15/2021 |
| 05/13/2020 | Acacia Communications, Inc. | ACIA | Sale | Common Stock | 6.7k | $68.25 | $456.6k | | 05/13/2020 |
| 03/18/2020 | Acacia Communications, Inc. | ACIA | Sale | Common Stock | 4.1k | $62.45 | $259k | | 02/24/2020 |
| 02/24/2020 | Acacia Communications, Inc. | ACIA | Gift | Common Stock | 57.5k | $0.00 | $0 | | 02/24/2020 |
| 02/03/2020 | Acacia Communications, Inc. | ACIA | Sale | Common Stock | 4.7k | $67.96 | $322.5k | | 02/03/2020 |
| 08/14/2019 | Acacia Communications, Inc. | ACIA | Sale | Common Stock | 2.7k | $64.41 | $176.2k | | 08/14/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 1k | $48.14 | $50.1k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 2.7k | $47.34 | $129.7k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 420 | $49.21 | $20.7k | | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 3.1k | $48.14 | $150.2k | | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 8.2k | $47.34 | $389.1k | | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 140 | $49.21 | $6.9k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 2.7k | $47.34 | $129.7k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 1k | $48.14 | $50.1k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/06/2019 | Acacia Communications, Inc. | ACIA | Sale | | 140 | $49.21 | $6.9k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/05/2019 | Acacia Communications, Inc. | ACIA | Sale | | 2.5k | $47.41 | $119.5k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/05/2019 | Acacia Communications, Inc. | ACIA | Sale | | 1.5k | $48.01 | $73.9k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/05/2019 | Acacia Communications, Inc. | ACIA | Sale | | 2.3k | $48.01 | $110.9k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/05/2019 | Acacia Communications, Inc. | ACIA | Sale | | 3.8k | $47.41 | $179.2k | By The Shanmugaraj Irrevocable Children's Trust | 06/05/2019 |
| 06/05/2019 | Acacia Communications, Inc. | ACIA | Sale | | 4.6k | $48.01 | $221.8k | | 06/05/2019 |
| 06/05/2019 | Acacia Communications, Inc. | ACIA | Sale | | 7.6k | $47.41 | $358.4k | | 06/05/2019 |
| 05/17/2019 | Acacia Communications, Inc. | ACIA | Sale | | 8.3k | $49.55 | $413.3k | | 05/16/2019 |
| 05/17/2019 | Acacia Communications, Inc. | ACIA | Sale | | 4.3k | $50.47 | $218k | | 05/16/2019 |
| 05/17/2019 | Acacia Communications, Inc. | ACIA | Sale | | 240 | $51.13 | $12.3k | | 05/16/2019 |
| 05/17/2019 | Acacia Communications, Inc. | ACIA | Sale | | 2.8k | $49.55 | $137.8k | By The Shanmugaraj Irrevocable Children's Trust | 05/16/2019 |
| 05/17/2019 | Acacia Communications, Inc. | ACIA | Sale | | 1.4k | $50.47 | $72.7k | By The Shanmugaraj Irrevocable Children's Trust | 05/16/2019 |
| 05/17/2019 | Acacia Communications, Inc. | ACIA | Sale | | 80 | $51.13 | $4.1k | By The Shanmugaraj Irrevocable Children's Trust | 05/16/2019 |
|