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 OF SECURITIES 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 * Jehle Kent L   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) EVP & Chief Credit Officer (Last) (First) (Middle) 102 S. CLINTON STREET, P.O. BOX 1700 3. Date of Earliest Transaction (Month/Day/Year) 01/31/2018 (Street) IOWA CITY, IA 52244-1700 4. If Amendment, Date Original Filed(Month/Day/Year) 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 01/31/2018   M   3,000 A $ 16.69 21,336 D   Common Stock 01/31/2018   M   1,500 A $ 9.34 22,836 D   Common Stock               3,716 (1) I By ESOP Common Stock               2,300 I By IRA Common Stock               1,000 I Held by spouse Common Stock               5,550 I By Limited Liability Corporation (2)

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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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)

$ 16.69

01/31/2018

M

3,000

(3)

04/01/2018

Common Stock

3,000

$ 0

0

D

Employee Stock Option (Right to Buy)

$ 9.34

01/31/2018

M

1,500

(4)

01/22/2019

Common Stock

1,500

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Jehle Kent L 102 S. CLINTON STREET P.O. BOX 1700 IOWA CITY, IA 52244-1700			EVP & Chief Credit Officer

Signatures

Kenneth R. Urmie, Corporate Secretary, under Power of Attorney dated July 21, 2016		01/31/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Shares held in the MidWestOne Financial Group, Inc. Employee Stock Ownership Plan as of January 30, 2018.
(2)	The reporting person is the managing member for the Jehle Family, LLC, and has investment and voting power over all the shares. The reporting person has a 1/3 (one-third) ownership interest in the Jehle Family, LLC.
(3)	The option vests in four equal annual installments beginning on April 1, 2009.
(4)	The option vests in four equal annual installments beginning on January 22, 2010.

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