Sec Form 4 Filing - O'Donnell Peter G @ Unum Group - 2019-03-08

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

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1. Name and Address of Reporting Person O'Donnell Peter G 2. Issuer Name and Ticker or Trading Symbol Unum Group [ UNM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) EVP, Unum International (Last) (First) (Middle) 1 FOUNTAIN SQUARE 3. Date of Earliest Transaction (MM/DD/YY) 03/08/2019 (Street) CHATTANOOGA, TN37402 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

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) $ 31.61 03/08/2019 A 741 ( 1 ) 05/01/2022( 2 ) 11/01/2022( 2 ) Common Stock 741 ( 1 ) $ 0 741 ( 1 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other O'Donnell Peter G 1 FOUNTAIN SQUARE CHATTANOOGA, TN37402 EVP, Unum International Signatures /s/ Jullienne, J. Paul, Attorney-in-Fact 03/09/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents the maximum number of shares of common stock that may be purchased under the Unum European Holding Company Limited Savings-Related Share Option Scheme 2016 based on the reporting person's expected contributions to a savings account over a three-year period and a currency exchange rate of 1 pound sterling = $1.3015 as of the date of grant. The actual number of shares that may be purchased upon exercise of the option may be higher or lower depending on the currency exchange rate in effect at the time of exercise. ( 2 )The date on which the option becomes exercisable or expires may be postponed if monthly contribution amounts are not paid when due.

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.
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