Sec Form 4 Filing - Ricard Corrine D. @ MOSAIC CO - 2020-03-05

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 Ricard Corrine D. 2. Issuer Name and Ticker or Trading Symbol MOSAIC CO [ MOS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Sr VP - Mosaic Fertilizantes (Last) (First) (Middle) C/O THE MOSAIC COMPANY, 101 EAST KENNEDY BLVD., SUITE 2500 3. Date of Earliest Transaction (MM/DD/YY) 03/05/2020 (Street) TAMPA, FL33602 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 39,602 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 Stock Option (Right to Buy) $ 44.93 ( 1 ) 07/27/2020 Common Stock 3,566 3,566 D Stock Option (Right to Buy) $ 70.62 ( 1 ) 07/21/2021 Common Stock 3,230 3,230 D Stock Option (Right to Buy) $ 57.62 ( 1 ) 07/19/2022 Common Stock 7,284 7,284 D Stock Option (Right to Buy) $ 54.03 ( 1 ) 07/18/2023 Common Stock 9,470 9,470 D Stock Option (Right to Buy) $ 49.73 ( 1 ) 03/07/2024 Common Stock 10,644 10,644 D Stock Option (Right to Buy) $ 50.43 ( 1 ) 03/05/2025 Common Stock 13,057 13,057 D Stock Option (Right to Buy) $ 28.49 ( 1 ) 03/03/2026 Common Stock 27,877 27,877 D Stock Option (Right to Buy) $ 30.42 ( 1 ) 03/02/2027 Common Stock 33,636 33,636 D Restricted Stock Units $ 0 ( 2 ) 03/08/2021 ( 3 ) Common Stock 13,436 13,436 D Restricted Stock Units $ 0 ( 2 ) 03/07/2022 ( 3 ) Common Stock 13,133 13,133 D Restricted Stock Units ( 4 ) $ 0 ( 5 ) ( 3 ) Common Stock 83,544 83,544 D Restricted Stock Units $ 0 ( 2 ) 03/05/2020 A 24,707 03/05/2023 ( 3 ) Common Stock 24,707 $ 0 24,707 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Ricard Corrine D. C/O THE MOSAIC COMPANY 101 EAST KENNEDY BLVD., SUITE 2500 TAMPA, FL33602 Sr VP - Mosaic Fertilizantes Signatures /s/Mark J. Isaacson, Attorney-in-Fact for Corrine D. Ricard 03/09/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This Stock Option is 100% exercisable. ( 2 )One-for-One ( 3 )Not Applicable ( 4 )Restricted Stock Units ("RSU's") to be settled in cash based on the fair market value of issuer's common stock on the date of vesting. ( 5 )Grant Date 11/15/2019; RSU's vest in three equal installments commencing on the first anniversary of the grant date and on each anniversary thereafter. On each of the anniversary dates, the issuer shall cause to be paid the fair market value of the vested whole and fractional RSU's to the reporting person.

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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