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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1. Name and Address of Reporting Person * BDT CAPITAL PARTNERS, LLC   2. Issuer Name and Ticker or Trading Symbol Colfax CORP [CFX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 401 NORTH MICHIGAN AVENUE, SUITE 3100 3. Date of Earliest Transaction (Month/Day/Year) 02/22/2012 (Street) CHICAGO, IL 60611 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 02/22/2012   A   5,556 A $ 0 5,556 I See footnote 1 (1) Common Stock               14,756,945 I See footnote 2 (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

Series A Perpetual Convertible Preferred Stock

$ 27.93

(3)

(3)

Common Stock

12,173,291

12,173,291

I

See footnote 2

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
BDT CAPITAL PARTNERS, LLC 401 NORTH MICHIGAN AVENUE SUITE 3100 CHICAGO, IL 60611	X	X
BDTCP GP I, LLC 401 NORTH MICHIGAN AVENUE SUITE 3100 CHICAGO, IL 60611	X	X
BDT CF ACQUISITION VEHICLE, LLC 401 NORTH MICHIGAN AVENUE SUITE 3100 CHICAGO, IL 60611	X	X
BDTP GP, LLC 401 NORTH MICHIGAN AVENUE SUITE 3100 CHICAGO, IL 60611	X	X
Trott Byron D 401 NORTH MICHIGAN AVENUE SUITE 3100 CHICAGO, IL 60611	X	X

Signatures

/s/ Byron D. Trott (on behalf of himself and each other reporting person hereunder)		02/24/2012
**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 transaction reported on this Form 4 was the grant of restricted stock units to San W. Orr, III in connection with his appointment to the Board of Directors of Colfax Corp. (the "Issuer"). Mr. Orr is a Partner and the Chief Operating Officer of BDT CP. Mr. Orr was designated for election to the Issuer's Board of Directors pursuant to the Issuer's Amended and Restated Certificate of Incorporation, which provides the Investor the right, among other things, to exclusively nominate for election to the Board of Directors up to 2 of 11 directors based on the current beneficial ownership of the Investor. As a result, each of the Reporting Persons are (or may be deemed to be) directors by deputization.
(2)	This Form 4 is jointly filed by (i) BDT Capital Partners, LLC ("BDT CP"), (ii) BDTCP GP I, LLC ("BDTCP GP I"), (iii) BDT CF Acquisition Vehicle, LLC (the "Investor"); (iv) Byron D. Trott, and (v) BDTP GP, LLC ("BDTP"). Mr. Trott is the sole member of BDTP, which is the managing member of BDT CP. BDT CP is the manager of BDTCP GP I, which is the manager of the Investor. Each of Mr. Trott, BDTP, BDT CP and BDTCP GP I, by virtue of his or its direct or indirect control of the Investor, may be deemed to beneficially own the securities reported as being held by the Investor. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of his or its pecuniary interests therein. This Form 4 shall not be deemed to be an admission that any Reporting Person hereunder is the beneficial owner of any of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
(3)	The shares of Series A Perpetual Convertible Preferred Stock are convertible into shares of Common Stock at any time and do not expire.

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