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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(Print or Type Responses)

1. Name and Address of Reporting Person * CONNER DAVID E   2. Issuer Name and Ticker or Trading Symbol UNITED FIRE & CASUALTY CO [UFCS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP/Chief Claims Officer (Last) (First) (Middle) 118 SECOND AVENUE SE, P.O. BOX 73909 3. Date of Earliest Transaction (Month/Day/Year) 05/28/2010 (Street) CEDAR RAPIDS, IA 52407-3909 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 05/28/2010 06/02/2010(1) P(2) V(3) 7 (4) A $ 21.35 (5) 1,341 (6) (7) I See footnote #7 Common Stock               1,226 (8) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
CONNER DAVID E 118 SECOND AVENUE SE P.O. BOX 73909 CEDAR RAPIDS, IA 52407-3909			VP/Chief Claims Officer

Signatures

/s/ David E. Conner by Dianne M. Lyons, Attorney-in-Fact		06/04/2010
**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)	The deemed execution date of this transaction is the statement date as provided by the Company's 401(k)Plan trustee/administrator.
(2)	Shares acquired through payroll deduction and participation in Company's 401(k) Plan.
(3)	This transaction qualifies as a non-discretionary transaction from a tax-qualified plan and is voluntarily reported on Form 4.
(4)	Represents the approximate number of shares acquired by the trustee/administrator of the Company's 401(k) Plan for the reporting person's benefit, based on a statement of the trustee/administrator.
(5)	The price per share is based on a statement provided by the Company's 401(k) Plan trustee/administrator.
(6)	Th number of securities shown as being held in or acquired or disposed of by the Company 401(k) account for Mr. Conner's benefit is the approximate number of shares of common stock for which Mr. Conner has the right to direct the vote under the 401(k) plan. Such shares are not directly allocated to plan participants, but are instead held in a unitized fund consisting primarily of common stock, together with a small percentage of short-term investments. Participants acquire units of this fund.
(7)	The total number of securities beneficially held indirectly by the reporting person following the reported transaction includes: approximately 1,054 shares held in a Company 401(k) account for Mr. Conner's benefit; and 287 shares held in the Company's Employee Stock Ownership Plan for Mr. Conner's benefit.
(8)	The total number of securities beneficially held directly by the reporting person following the reported transaction includes: 1,226 shares of restricted stock issued under the Company's 2008 Stock Plan which vest, subject to certain conditions, on 05/21/2013.

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