Ownership Submission
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 *
Crown Investment Series LLC-Series 4
  2. Issuer Name and Ticker or Trading Symbol
Thermon Group Holdings, Inc. [THR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
10% group member
(Last)
(First)
(Middle)
222 N. LASALLE STREET
3. Date of Earliest Transaction (Month/Day/Year)
05/10/2011
(Street)

CHICAGO, IL 60601
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ 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 05/11/2011   S   72,177 D $ 11.16 2,766,589 D (1)  
Common Stock 05/11/2011   S   46,526 D $ 11.16 97,818 D (2)  

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
Crown Investment Series LLC-Series 4
222 N. LASALLE STREET
CHICAGO, IL 60601
      10% group member
Star Investment Series LLC-Series 1
222 N. LASALLE STREET
CHICAGO, IL 60601
      10% group member
STAR JAMES A
222 N. LASALLE STREET
CHICAGO, IL 60601
      10% group member

Signatures

 Crown Investment Series LLC-Series 4, By: Longview Asset Management LLC, its Manager, By: /s/ James A. Star, President   05/10/2011
**Signature of Reporting Person Date

 Star Investment Series LLC-Series 1, By: /s/ James A. Star, its Manager   05/10/2011
**Signature of Reporting Person Date

 /s/ James A. Star   05/10/2011
**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) Shares held by Crown Investment Series LLC-Series 4 ("Crown"). Longview Asset Mangement LLC ("Longview") is the manager of Crown and holds voting and investment power over the shares of stock held by Crown. James A. Star is the President of Longview. Each of Mr. Star and Longview disclaims beneficial ownership of the shares of the Issuer held by Crown, except to the extent of a pecuniary interest therein.
(2) Shares held directly by Star Investment Series LLC-Series 1 ("Star Investment") and indirectly by James A. Star who exercises sole voting and dispositive powers with respect to the shares of the Issuer held by Star Investment.

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