SEC Form 4
Washington, D.C. 20549


Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*

(Last) (First) (Middle)


(City) (State) (Zip)
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
X Officer (give title below) Other (specify below)
SVP - Global Operations
3. Date of Earliest Transaction (Month/Day/Year)
4. If Amendment, Date of 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
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(1) 04/17/2013 M 12,500 A $5.2 169,546 D
Common Stock(1) 04/17/2013 S 12,500 D $19.55(2) 157,046 D
Common Stock(3) 8,132 D
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 Securities Underlying Derivative Security (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: 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 Option (Right to Buy) $5.2 04/17/2013 M 12,500 05/04/2013(4) 05/04/2021 Common Stock 12,500 $0 85,021 D
Stock Option (Right to Buy) $12 05/04/2012(5) 05/04/2021 Common Stock 5,000 5,000 D
Performance Units $0 (6) (6) Common Stock 8,132(6) 8,132 D
Explanation of Responses:
1. Transactions pursuant to a Rule 10b5-1 Plan.
2. This represents the weighted average sale price. Reporting person will, upon request, supply the SEC Staff, the Issuer or a securityholder of the Issuer full information regarding the number of shares sold at each separate price.
3. On August 2, 2012, the reporting person was granted 8,132 restricted stock units which vest in equal annual installments on each of the first, second and third anniversaries of the grant date.
4. Options became fully vested and exercisable in connection with the Issuer's initial public offering.
5. Options vest in five equal annual installments beginning on May 4, 2012.
6. On August 2, 2012, the reporting person was granted a performance unit award of 8,132 shares, which will vest in annual installments on March 31, 2013, March 31, 2014 and March 31, 2015 only upon the Issuer's achievement of predetermined total shareholder return goals. The number of shares reflected on this filing represents the target award. The actual number of shares that may vest depends on the Issuer's actual performance relative to its peer group and ranges from 0% below threshold performance, 50% at threshold performance, 100% at target performance and 200% at maximum performance.
/s/ Johannes VanderSalm by Sarah Alexander as attorney in fact 04/19/2013
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.