Sec Form 4 Filing - GLENN TIMOTHY P @ Corteva, Inc. - 2019-06-13

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 GLENN TIMOTHY P 2. Issuer Name and Ticker or Trading Symbol Corteva, Inc. [ CTVA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) See Remarks (Last) (First) (Middle) C/O CORTEVA, INC., 974 CENTRE ROAD, CRP 735 3. Date of Earliest Transaction (MM/DD/YY) 06/13/2019 (Street) WILMINGTON, DE19805 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 06/14/2019 I 10,389.6367 ( 1 ) A $ 24.78 13,866.3581 I Held in 401(k) plan. Common Stock 08/05/2019 P 6,500 A $ 30.517 60,716.8069 ( 2 ) D

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 Phantom Stock Units ( 3 ) 06/13/2019 I 8,729.6023 ( 4 ) ( 5 ) ( 5 ) Common Stock 8,729.6023 $ 24.97 12,436.487 ( 6 ) D Phantom Stock Units ( 3 ) 06/28/2019 A 105.6814 ( 7 ) ( 8 ) ( 8 ) Common Stock 105.6814 $ 29.57 2,672.5365 ( 9 ) D Phantom Stock Units ( 3 ) 07/31/2019 A 105.9322 ( 7 ) ( 8 ) ( 8 ) Common Stock 105.9322 $ 29.5 2,778.4687 D Phantom Stock Units ( 3 ) 08/02/2019 I 5,633.8633 ( 10 ) ( 8 ) ( 8 ) Common Stock 5,633.8633 $ 31.46 8,412.332 D Phantom Stock Units ( 3 ) 08/30/2019 A 106.5825 ( 7 ) ( 8 ) ( 8 ) Common Stock 106.5825 $ 29.32 8,518.9145 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other GLENN TIMOTHY P C/O CORTEVA, INC. 974 CENTRE ROAD, CRP 735 WILMINGTON, DE19805 See Remarks Signatures /s/Abigail Jarrell, attorney-in-fact 09/17/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents CTVA common stock acquired pursuant to an intra-plan fund transfer in the Reporting Person's 401(k) account. ( 2 )Excludes 2,566.8551 shares previously reported in error on Table I of the Reporting Person's Form 3, which instead should have been reported as derivative securities on Table II, as is now reflected below. ( 3 )Each phantom stock unit is the economic equivalent of one share of CTVA common stock. ( 4 )Represents phantom stock units acquired pursuant to an intra-plan fund transfer in the Reporting Person's Retirement Savings Restoration Plan account. ( 5 )The phantom stock units become payable in cash upon the reporting person's retirement or other termination of service. The Reporting Person may transfer the value of his phantom stock units into an alternative investment fund at any time prior to settlement. ( 6 )Includes 793.9064 phantom stock units acquired under the Issuer's Retirement Savings Restoration Plan (excess benefit plan) since the Reporting Person's last ownership report. ( 7 )Represents phantom stock units acquired pursuant to the Issuer's Management Deferred Compensation Plan. ( 8 )The phantom stock units become payable, in cash or common stock, at the election of the Reporting Person at a specified future date selected at the time of his or her deferral election. The Reporting Person may transfer the value of his phantom stock units into an alternative investment fund at any time prior to settlement. ( 9 )Includes 2,566.8551 phantom stock units held as of June 1, 2019 that were erroneously included as direct holdings on Table I of the Reporting Person's Form 3 instead of on Table II. ( 10 )Represents phantom stock units acquired pursuant to an intra-plan fund transfer in the Reporting Person's Management Deferred Compensation Plan account.

Remarks: Executive Vice President, Chief Commercial Officer

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).

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