Sec Form 4 Filing - AMOS PAUL S II @ AFLAC INC - 2017-06-12

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP 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

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person AMOS PAUL S II 2. Issuer Name and Ticker or Trading Symbol AFLAC INC [ AFL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) President, Aflac (Last) (First) (Middle) C/O AFLAC INCORPORATED, 1932 WYNNTON ROAD 3. Date of Earliest Transaction (MM/DD/YY) 06/12/2017 (Street) COLUMBUS, GA31999 4. If Amendment, Date Original Filed (MM/DD/YY) 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 Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 06/12/2017 M 38,000 A $ 61.81 329,540 D Common Stock 06/12/2017 M 41,482 A $ 22.13 371,022 D Common Stock 06/12/2017 M 33,000 A $ 47.06 404,022 D Common Stock 06/12/2017 M 28,050 A $ 57.9 432,072 D Common Stock 06/12/2017 M 21,100 A $ 48.56 453,172 D Common Stock 06/12/2017 M 21,100 A $ 49.5 474,272 D Common Stock 06/12/2017 M 4,661 A $ 61.99 478,933 D Common Stock 06/12/2017 M 19,582 A $ 62.41 498,515 D Common Stock 06/12/2017 S 222,889 D $ 77.4043 275,626 D Common Stock 58,839 I By Children Common Stock 15,000 I Partnership Common Stock 95,178 I Spouse Common Stock 165,251 I SpouseTrustee/Trust Common Stock 837,983 I Trust

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Employee Stock Option (right to buy) $ 22.13 06/12/2017 M 41,482 02/10/2012 02/10/2019 Common Stock 41,482 $ 0 0 D Employee Stock Option (right to buy) $ 47.06 06/12/2017 M 33,000 02/09/2013 02/09/2020 Common Stock 33,000 $ 0 0 D Employee Stock Option (right to buy) $ 48.56 06/12/2017 M 21,100 02/14/2015 02/14/2022 Common Stock 21,100 $ 0 0 D Employee Stock Option (right to buy) $ 49.5 06/12/2017 M 21,100 02/12/2016 02/12/2023 Common Stock 21,100 $ 0 0 D Employee Stock Option (right to buy) $ 57.9 06/12/2017 M 28,050 02/08/2014 02/08/2021 Common Stock 28,050 $ 0 0 D Employee Stock Option (right to buy) $ 61.81 06/12/2017 M 38,000 02/12/2011 02/12/2018 Common Stock 38,000 $ 0 0 D Employee Stock Option (right to buy) $ 61.99 06/12/2017 M 4,661 09/30/2016 09/30/2023 Common Stock 4,661 $ 0 0 D Employee Stock Option (right to buy) $ 62.41 06/12/2017 M 19,582 02/11/2017 02/11/2024 Common Stock 19,582 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other AMOS PAUL S II C/O AFLAC INCORPORATED 1932 WYNNTON ROAD COLUMBUS, GA31999 X President, Aflac Signatures By: Joan M. DiBlasi For: Paul S. Amos II 06/14/2017 Signature of Reporting Person Date

Explanation of Responses:
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(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).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.