Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Kottmann Sherri
 2. Date of Event Requiring Statement (Month/Day/Year)
04/01/2019		 3. Issuer Name and Ticker or Trading Symbol
FORRESTER RESEARCH, INC. [FORR]
(Last)
(First)
(Middle)
C/O FORRESTER RESEARCH, INC., 60 ACORN PARK DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief People Officer
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CAMBRIDGE, MA 02140		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 978
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Non Qualified Stock Option (Right to Buy) 04/01/2015 06/30/2021 Common Stock 500 $ 33.03 D  
Non Qualified Stock Option (Right to Buy) 05/14/2016 05/13/2022 Common Stock 1,000 $ 33.81 D  
Non Qualified Stock Option (Right to Buy) 07/02/2016 07/01/2022 Common Stock 1,500 $ 34.18 D  
Non Qualified Stock Option (Right to Buy) 03/01/2017 02/28/2023 Common Stock 500 $ 27.55 D  
Non Qualified Stock Option (Right to Buy) 06/03/2017 06/02/2023 Common Stock 1,500 $ 36.18 D  
Non Qualified Stock Option (Right to Buy) 03/03/2018 03/02/2024 Common Stock 500 $ 35.94 D  
Non Qualified Stock Option (Right to Buy) 08/01/2018 07/31/2024 Common Stock 500 $ 38.43 D  
Non Qualified Stock Option (Right to Buy) 08/03/2019 08/02/2025 Common Stock 1,250 $ 33.16 D  
Non Qualified Stock Option (Right to Buy)   (1) 08/31/2026 Common Stock 3,500 $ 40.75 D  
Restricted Stock Units   (2)   (2) Common Stock 104 $ (3) D  
Restricted Stock Units   (4)   (4) Common Stock 504 $ (3) D  
Restricted Stock Units   (5)   (5) Common Stock 681 $ (3) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Kottmann Sherri
C/O FORRESTER RESEARCH, INC.
60 ACORN PARK DRIVE
CAMBRIDGE, MA 02140		       Chief People Officer  

Signatures

Maite Garcia, attorney-in-fact for Sherri Kottman 04/01/2019
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The Options become exercisable in four equal installments on the first, second, third, and fourth anniversaries of the grant date.
(2) Unless earlier forfeited under the terms of the RSU, the award vests and converts into common stock on August 3, 2019.
(3) Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.
(4) Unless earlier forfeited under the terms of the RSU, the award vests and converts into common stock in three equal installments on August 1, 2019, August 1, 2020, and August 1 , 2021.
(5) Unless earlier forfeited under the terms of the RSU, the award vests and converts into common stock in four equal installments on August 1, 2019, August 1, 2020, August 1 , 2021 and August 1, 2022.

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