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 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 *
  Tayton-Martin Helena Katrina
2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2016
3. Issuer Name and Ticker or Trading Symbol
Adaptimmune Therapeutics PLC [ADAP]
(Last)
(First)
(Middle)
BROCK HOUSE, SHEEPDROVE, LAMBOURN
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Operating Officer
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

HUNGERFORD, X0 RG17 7XA
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)
Ordinary Shares with a nominal value of GBP0.001 per share 1,815,000
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
Option to purchase Ordinary Shares   (1) 01/25/2022 Ordinary Shares 192,500 $ 0.1671 (5) D  
Option to purchase Ordinary Shares   (2) 01/01/2023 Ordinary Shares 742,500 $ 0.1671 (6) D  
Option to purchase Ordinary Shares   (3) 04/14/2024 Ordinary Shares 850,000 $ 0.1671 (7) D  
Option to purchase Ordinary Shares   (4) 12/19/2024 Ordinary Shares 1,750,000 $ 0.5308 (8) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Tayton-Martin Helena Katrina
BROCK HOUSE, SHEEPDROVE, LAMBOURN
HUNGERFORD, X0 RG17 7XA
      Chief Operating Officer  

Signatures

/s/ Helen Katrina Tayton-Martin Name: Helen Katrina Tayton-Martin 01/04/2016
**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) Currently exercisable as to 144,300 Ordinary Shares and will be exercisable as to 48,200 Ordinary Shares on January 25, 2016.
(2) Currently exercisable as to 694,500 Ordinary Shares and will be exercisable as to 48,000 Ordinary Shares on January 1, 2017.
(3) Currently exercisable as to 212,500 Ordinary Shares and will be exercisable as to the remainder ratably in annual installments on the fourteenth of April from April 14, 2016 through April 14, 2018.
(4) Exercisable as to 437,500 Ordinary Shares on December 19, 2015 and will be exercisable as to the remainder in monthly installments of 36,400 Ordinary Shares on the nineteenth of each month from January 19, 2016 through November 19, 2018, and in one installment of 38,500 Ordinary Shares on December 19, 2018.
(5) The exercise price was converted from GBP0.112 based on the noon buying rate of the Federal Reserve Bank of New York for the U.S. dollar on the date of grant. The actual exercise price will be the pounds sterling amount regardless of the exchange rate on the date of grant or of exercise.
(6) The exercise price was converted from GBP0.112 based on the noon buying rate of the Federal Reserve Bank of New York for the U.S. dollar on the date of grant. The actual exercise price will be the pounds sterling amount regardless of the exchange rate on the date of grant or of exercise.
(7) The exercise price was converted from GBP0.112 based on the noon buying rate of the Federal Reserve Bank of New York for the U.S. dollar on the date of grant. The actual exercise price will be the pounds sterling amount regardless of the exchange rate on the date of grant or of exercise.
(8) The exercise price was converted from GBP0.3557 based on the noon buying rate of the Federal Reserve Bank of New York for the U.S. dollar on the date of grant. The actual exercise price will be the pounds sterling amount regardless of the exchange rate on the date of grant or of exercise.

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