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  <address>
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  <city xmlns="http://www.sec.gov/edgar/common">Milwaukee</city>
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  <amountOfSecuritiesAcquired>303</amountOfSecuritiesAcquired>
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  <natureOfPayment>Stock-based compensation</natureOfPayment>
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  <securitiesToBeSold>
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  <paymentDate>05/11/2015</paymentDate>
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  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <amountOfSecuritiesAcquired>870</amountOfSecuritiesAcquired>
  <paymentDate>05/15/2015</paymentDate>
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  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <paymentDate>05/16/2016</paymentDate>
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  <securitiesToBeSold>
  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <paymentDate>05/17/2016</paymentDate>
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  <securitiesToBeSold>
  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <paymentDate>06/02/2020</paymentDate>
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  <securitiesToBeSold>
  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <amountOfSecuritiesAcquired>576</amountOfSecuritiesAcquired>
  <paymentDate>09/01/2022</paymentDate>
  <natureOfPayment>Stock-based compensation</natureOfPayment>
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  <securitiesToBeSold>
  <securitiesClassTitle>Common Stock</securitiesClassTitle>
  <acquiredDate>12/01/2022</acquiredDate>
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  <securitiesClassTitle>Common Stock</securitiesClassTitle>
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  <noticeSignature>
  <noticeDate>05/13/2025</noticeDate>
  <signature>Ryan Darrah, as attorney-in-fact for Robert Galford</signature>
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metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 9729}]
text: 144
  0001290243
  XXXXXXXX
  LIVE
  0001023313
  FORRESTER RESEARCH, INC.
  000-21433
  60 Acorn Park Drive
  Cambridge
  MA
  02140
  617-613-6000
  Robert Galford
  Director
  Common Stock
  Robert W. Baird & Co. Incorporated
  777 East Wisconsin Avenue
  Milwaukee
  WI
  53202
  15541
  161646.6
  19062867
  05/13/2025
  NASDAQ
  Common Stock
  05/12/2013
  Restricted stock units granted 05/08/2012
  Forrester Research, Inc.
  N
  303
  05/12/2013
  Stock-based compensation
  Common Stock
  05/11/2015
  Restricted stock units granted 05/08/2012
  Forrester Research, Inc.
  N
  906
  05/11/2015
  Stock-based compensation
  Common Stock
  05/14/2015
  Restricted stock units granted 05/14/2013
  Forrester Research, Inc.
  N
  844
  05/14/2015
  Stock-based compensation
  Common Stock
  05/15/2015
  Restricted stock units granted 05/14/2013
  Forrester Research, Inc.
  N
  870
  05/15/2015
  Stock-based compensation
  Common Stock
  05/16/2016
  Restricted stock units granted 05/12/2015
  Forrester Research, Inc.
  N
  926
  05/16/2016
  Stock-based compensation
  Common Stock
  05/17/2016
  Restricted stock units granted 05/14/2013
  Forrester Research, Inc.
  N
  110
  05/17/2016
  Stock-based compensation
  Common Stock
  09/04/2019
  Restricted stock units granted 06/03/2019
  Forrester Research, Inc.
  N
  657
  09/04/2019
  Stock-based compensation
  Common Stock
  06/02/2020
  Restricted stock units granted 06/03/2019
  Forrester Research, Inc.
  N
  281
  06/02/2020
  Stock-based compensation
  Common Stock
  09/01/2022
  Restricted stock units granted 06/01/2022
  Forrester Research, Inc.
  N
  576
  09/01/2022
  Stock-based compensation
  Common Stock
  12/01/2022
  Restricted stock units granted 06/01/2022
  Forrester Research, Inc.
  N
  576
  12/01/2022
  Stock-based compensation
  Common Stock
  03/01/2023
  Restricted stock units granted 06/01/2022
  Forrester Research, Inc.
  N
  577
  03/01/2023
  Stock-based compensation
  Common Stock
  09/01/2023
  Restricted stock units granted 06/01/2023
  Forrester Research, Inc.
  N
  1034
  09/01/2023
  Stock-based compensation
  Common Stock
  12/17/2010
  Non-qualified stock options granted 05/11/2004 and 05/10/2005
  Forrester Research, Inc.
  N
  6975
  12/17/2010
  Stock-based compensation
  Common Stock
  05/10/2016
  Restricted stock units granted 05/08/2012
  Forrester Research, Inc.
  N
  906
  05/10/2016
  Stock-based compensation
  Y
  05/13/2025
  Ryan Darrah, as attorney-in-fact for Robert Galford