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*
BARRETTI MICHAEL L

(Last) (First) (Middle)
78 E OLYMPIA AVENUE

(Street)
WOBURN MA 01801

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
CARDIOTECH INTERNATIONAL INC [ CTE ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
11/20/2003
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
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 $1.125 09/03/1998 A 12,819 09/03/1998 09/02/2008 Stock option 12,819 $1.125 12,819 D
Stock option $0.75 08/12/1999 A 14,444 08/12/1999 08/11/2009 Stock option 14,444 $0.75 27,263 D
Stock option $0.5 01/03/2000 A 30,000 01/03/2000 01/01/2010 Stock option 30,000 $0.5 57,263 D
Stock option $0.5 01/03/2000 A 79,000 01/03/2000 01/02/2010 Stock option 79,000 $0.5 136,263 D
Stock option $2.0625 10/26/2000 A 19,625 10/26/2000 10/25/2010 Stock option 19,625 $2.0625 155,888 D
Stock option $1.1 04/30/2001 A 25,000 04/30/2001 04/29/2011 Stock option 25,000 $1.1 180,888 D
Stock option $1.61 10/01/2001 A 25,522 10/01/2001 09/30/2011 Stock option 25,522 $1.61 206,410 D
Stock option $1.25 12/01/1998 A 40,000 12/01/1998 11/30/2003 Stock option 40,000 $1.25 246,410 D
Stock option $3.5 12/01/1998 A 40,000 12/01/1998 11/30/2003 Stock option 40,000 $3.5 286,410 D
Stock option $1.59 10/28/2002 A 27,373 10/28/2002 10/27/2012 Stock option 27,373 $1.59 313,783 D
Stock option $0.5 11/19/2003 S 50,000 01/03/2000 01/02/2010 Stock option 50,000 $0.5 263,783 D
Stock option $0.5 11/20/2003 S 19,000 01/03/2000 01/02/2010 Stock option 19,000 $0.5 244,783 D
Explanation of Responses:
/s/Michael Barretti 11/21/2003
** 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.