The Vanguard Group 13D and 13G filings for ACACIA COMMUNICATIONS INC:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2021-02-10 10:30 am Purchase | 2020-12-31 | 13G | ACACIA COMMUNICATIONS INC ACIA | The Vanguard Group | 3,598,481 8.540% | 55,206 (+1.56%) | Filing |
| 2020-02-12 09:16 am Purchase | 2019-12-31 | 13G | ACACIA COMMUNICATIONS INC ACIA | The Vanguard Group | 3,543,275 8.580% | 871,118 (+32.60%) | Filing |