Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  Tully William P
 2. Date of Event Requiring Statement (Month/Day/Year)
12/08/2010		 3. Issuer Name and Ticker or Trading Symbol
KADANT INC [KAI]
(Last)
(First)
(Middle)
KADANT INC., ONE TECHNOLOGY PARK DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

WESTFORD, MA 01886		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 0
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Unit (1)   (2) 01/01/2011 Common Stock 1,250 (2) $ 0 D  
Restricted Stock Unit (1)   (3) 04/04/2015 Common Stock 10,000 (3) $ 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Tully William P
KADANT INC.
ONE TECHNOLOGY PARK DRIVE
WESTFORD, MA 01886		   X      

Signatures

Sandra L. Lambert for William P. Tully 12/14/2010
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's common stock.
(2) This RSU was granted on December 8, 2010 upon the appointment of the recipient as a director of the Issuer. The RSU vests on 1/1/2011, provided that the reporting person remains a director of the Issuer through the vesting date.
(3) This RSU was granted on December 8, 2010 upon the appointment of the recipient as a director of the Issuer. The RSU vests only upon a change in control of the Issuer that occurs prior to the last day of the Issuer's first quarter of fiscal 2015. The RSU is forfeited in the event the recipient ceases to be a director of the Issuer for any reason other than a change in control prior to the RSU expiration date.

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