0001023313 2023-10-26 2023-10-26 false 0001023313 8-K 2023-10-26 FORRESTER RESEARCH, INC. DE 000-21433 04-2797789 60 Acorn Park Drive Cambridge MA 02140 (617) 613-6000 false false false false Common Stock, $.01 Par Value FORR NASDAQ false