Sec Form 3 Filing - Cantrell James M @ MidWestOne Financial Group, Inc. - 2020-04-16

FORM 3 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 Cantrell James M 2. Issuer Name and Ticker or Trading Symbol MidWestOne Financial Group, Inc. [ MOFG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Senior EVP & CIO, Treasurer (Last) (First) (Middle) 102 S. CLINTON STREET, P.O. BOX 1700 3. Date of Earliest Transaction (MM/DD/YY) 04/16/2020 (Street) IOWA CITY, IA52244-1700 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 14,044.752 ( 1 ) D Common Stock 2,878 ( 2 ) I By ESOP Common Stock 500 I By IRA

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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Cantrell James M 102 S. CLINTON STREET P.O. BOX 1700 IOWA CITY, IA52244-1700 Senior EVP & CIO, Treasurer Signatures Kenneth R. Urmie, Corporate Secretary, under Power of Attorney for James M. Cantrell, dated April 16, 2020 04/16/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes 450 restricted stock units from February 15, 2017 award, 1,000 restricted stock units from February 15, 2018 award, 1,500 restricted stock units from February 15, 2019 award and 1,173.752 restricted stock units from February 15, 2020 award. The restricted stock units vest in approximately equal annual installments over their respective vesting periods. ( 2 )Shares held in the MidWestOne Financial Group, Inc. Employee Stock Ownership Plan as of April 16, 2020.

Remarks: The reporting person served as Chief Financial Officer, principal financial officer and principal accounting officer, on an interim basis between December 7, 2017, and June 4, 2018, while the Company conducted an executive search for a permanent CFO. The Board of Directors has designated the reporting person as a Section 16 officer in his current position.

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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