SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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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*
EXCEL MEDICAL FUND LP

(Last) (First) (Middle)
800 BOYLSTON ST.
SUITE 2825

(Street)
BOSTON MA 02199

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
TETRAPHASE PHARMACEUTICALS INC [ TTPH ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
03/25/2013
4. If Amendment, Date of 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
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 03/25/2013 C 972,384 A (1) 972,384 (2) D
Common Stock 03/25/2013 P 496,121 A $7 1,468,505 (2) 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
Series C Convertible Participating Preferred Stock (1) 03/25/2013 C 28,199,144 (1) (3) Common Stock 972,384 (1) (2) $0 0 D
1. Name and Address of Reporting Person*
EXCEL MEDICAL FUND LP

(Last) (First) (Middle)
800 BOYLSTON ST.
SUITE 2825

(Street)
BOSTON MA 02199

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Blume Frederick R.

(Last) (First) (Middle)
800 BOYLSTON ST.
SUITE 2825

(Street)
BOSTON MA 02199

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Enriquez Juan

(Last) (First) (Middle)
800 BOYLSTON ST.
SUITE 2825

(Street)
BOSTON MA 02199

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Petrillo Enrico

(Last) (First) (Middle)
800 BOYLSTON ST.
SUITE 2825

(Street)
BOSTON MA 02199

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Excel Medical Ventures, LLC

(Last) (First) (Middle)
800 BOYLSTON ST.
SUITE 2825

(Street)
BOSTON MA 02199

(City) (State) (Zip)
Explanation of Responses:
1. The Series A-1, Series A-2, Series B and Series C Convertible Preferred Stock converted into Common Stock on a 1-for-29 basis upon the closing of the issuer's initial public offering without payment of consideration.
2. Excel Medical Ventures, LLC is the general partner of Excel Medical Fund, L.P., Frederick R. Blume, Juan Enriquez and Enrico Petrillo are Managing Directors of Excel Medical Ventures, LLC. Excel Medical Ventures, LLC and each of these individuals may be deemed to share voting and dispositive power with respect to all shares held by Excel Medical Fund, L.P. Each of the filing persons disclaims beneficial ownership of the shares except to the extent of any pecuniary interest therein.
3. Not Applicable
Excel Medial Fund L.P. By: Excel Medical Ventures, LLC its general partner By: /s/ Steven R. 03/27/2013
/s/ Frederick R. Blume 03/27/2013
/s/ Juan Enriquez 03/27/2013
/s/ Enrico Petrillo, M.D. 03/27/2013
Excel Medical Ventures, LLC by: /s/ Steven R. Gullans, its Managing Director 03/27/2013
** 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).
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