SEC FORM 4 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*
KLEIN JAMES A JR

(Last) (First) (Middle)
4620 CREEKSTONE DRIVE, SUITE 200

(Street)
DURHAM NC 27703

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
ADHEREX TECHNOLOGIES INC [ AMEX:ADH ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
CFO
3. Date of Earliest Transaction (Month/Day/Year)
12/03/2007
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 Options (Right to buy) $0.28 02/28/2007 02/28/2014 Common Stock 50,000 50,000 D
Stock Options (Right to buy) $0.63 04/30/2007 04/30/2014 Common Stock 900,000 900,000 D
Stock Options (Right to buy) $0.88 12/14/2006 12/14/2012 Common Stock 39,000 39,000 D
Stock Options (Right to buy) $1.2 09/21/2006 09/21/2012 Common Stock 13,500 13,500 D
Stock Options (Right to buy) $1.95 12/17/2005 12/17/2011 Common Stock 5,000 5,000 D
Stock Options (Right to buy) $2.65 07/24/2004 04/26/2011 Common Stock 200,000 200,000 D
Stock Options (Right to buy) $2.9 12/17/2004 05/21/2011 Common Stock 15,000 15,000 D
Stock Options (Right to buy) $0.28 12/03/2007 A 300,000 12/03/2007(1) 12/03/2014 Common Stock 300,000 $0 300,000 D
Explanation of Responses:
1. The options to which this note relates vest in three (3) equal installments beginning on the date reported above.
D. Scott Murray, Attorney-in-Fact 12/05/2007
** 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.
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