Portolan Capital Management, LLC 13D and 13G filings for Forrester Research, 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 |
| 2026-05-15 4:05 pm Purchase | 2026-03-31 | 13G | FORRESTER RESEARCH INC FORR | Portolan Capital Management, LLC | 1,541,276 7.940% | 378,268 (+32.52%) | Filing |
| 2026-02-19 5:43 pm Purchase | 2026-02-11 | 13G | FORRESTER RESEARCH INC FORR | Portolan Capital Management, LLC | 1,163,008 6.120% | 1,163,008 (New Position) | Filing |