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 * STRANGHOENER LAWRENCE W   2. Issuer Name and Ticker or Trading Symbol KENNAMETAL INC [kmt] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) THE MOSAIC COMPANY, 3300 CAMPUS DRIVE, SUITE E490 3. Date of Earliest Transaction (Month/Day/Year) 05/25/2011 (Street) PLYMOUTH, MN 55441 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

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

Stock Credits

(1)

05/25/2011

A

322.105

(2)

(2)

Common Stock

322.105

$ 40.67

21,949.167 (3)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
STRANGHOENER LAWRENCE W THE MOSAIC COMPANY 3300 CAMPUS DRIVE, SUITE E490 PLYMOUTH, MN 55441	X

Signatures

By: Kevin G. Nowe For: Lawrence W. Stranghoener		05/26/2011
**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)	1 - for - 1
(2)	The Stock Credits become payable in common stock; (i) in the event of a change of control of the company; or (ii) on the date that the reporting person ceases (other than by reason of death) to be a director ("retirement"), unless the reporting person has elected to receive the common stock represented by the stock credits following retirement.
(3)	Includes 10.114 of stock credits acquired pursuant to a dividend reinvestment feature of the Kennamtal Inc. Stock and Incentive Plan of 2002 and 54.021 of stock credits acquired pursuant to a dividend reinvestment Plan feature of the Kennametal Inc. Directors Stock Incentive Plan, as amended. The company maintains a separate Dividend Reinvestment Plan available to its shareholders that satisifies the requirements of Rule 16a-11 of the Securities Exchange Act of 1934, as amended.

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