FORRESTER RESEARCH, INC. — 4/A Filings
38 4/A filings on record
This page lists all 4/A filings submitted to the SEC by FORRESTER RESEARCH, INC. (FORR), sorted by most recent first. Each row links to the full filing on EdgarLookup. FORRESTER RESEARCH, INC. has filed 38 4/A documents with the SEC since 2012. To view all SEC filings by FORRESTER RESEARCH, INC., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
3
3/A
4
4/A
424B3
424B4
5
5/A
8-A12G
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFS14A
NT 10-K
NT 10-Q
PRE 14A
PRER14A
PRES14A
RW
S-1
S-1/A
S-3
S-3/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4/A | 4/A | 0000950170-25-102774 | Aug 5, 2025 | Aug 1, 2025 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-20-057114 | Nov 5, 2020 | Nov 1, 2020 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-20-045273 | Aug 5, 2020 | Mar 4, 2020 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-20-017704 | Mar 10, 2020 | Dec 12, 2019 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-20-001798 | Jan 6, 2020 | Apr 1, 2010 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-046975 | Aug 21, 2019 | Sep 4, 2018 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-19-017286 | Mar 6, 2019 | Dec 11, 2018 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-18-045204 | Aug 3, 2018 | May 15, 2017 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-17-064972 | Dec 11, 2017 | Dec 7, 2017 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-17-047304 | Aug 3, 2017 | Aug 3, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-17-047301 | Aug 3, 2017 | Aug 1, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-17-043918 | Jul 6, 2017 | Jun 16, 2017 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-16-148197 | Nov 3, 2016 | Nov 1, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-16-148157 | Nov 3, 2016 | May 14, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-16-148149 | Nov 3, 2016 | May 12, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-16-148147 | Nov 3, 2016 | May 8, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-16-148139 | Nov 3, 2016 | May 15, 2015 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-16-120578 | May 17, 2016 | May 12, 2016 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-15-009814 | Feb 5, 2015 | Sep 2, 2014 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-13-053706 | Nov 22, 2013 | Nov 18, 2013 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-12-045415 | Sep 13, 2012 | Sep 7, 2012 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-11-051030 | Oct 6, 2011 | Jan 3, 2011 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-11-035884 | Jun 22, 2011 | Jun 15, 2011 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-11-031171 | May 26, 2011 | May 19, 2011 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-11-031168 | May 26, 2011 | May 20, 2011 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-10-053299 | Nov 5, 2010 | Nov 4, 2010 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-10-053298 | Nov 5, 2010 | Nov 4, 2010 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-10-044488 | Aug 30, 2010 | Aug 18, 2010 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-10-017315 | Mar 16, 2010 | Mar 12, 2010 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-002516 | Jan 8, 2008 | Dec 28, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-002513 | Jan 8, 2008 | Dec 28, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-002511 | Jan 8, 2008 | Dec 28, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-002499 | Jan 8, 2008 | Dec 28, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-002494 | Jan 8, 2008 | Dec 28, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-07-003455 | Jan 12, 2007 | Jan 2, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-07-003447 | Jan 12, 2007 | Jan 2, 2007 |
| 4/A | GEORGE F. COLONY | 0000950135-02-005437 | Dec 10, 2002 | Nov 1, 2002 |
| 4/A | GEORGE F. COLONY | 0000950135-02-005436 | Dec 10, 2002 | Dec 6, 2002 |