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*
BOWMAN A BLAINE

(Last) (First) (Middle)
1311 ORLEANS DRIVE

(Street)
SUNNYVALE CA 94089

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
MOLECULAR DEVICES CORP [ MDCC ]
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)
03/26/2007
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
Common Stock 03/26/2007 M 16,500 A $14.5 16,500 D(1)
Common Stock 03/26/2007 D 16,500 D $35.5 0.0000 D
Common Stock 03/26/2007 M 10,000 A $21.62 10,000 D(1)
Common Stock 03/26/2007 D 10,000 D $35.5 0.0000 D
Common Stock 03/26/2007 M 8,000 A $19.25 8,000 D(1)
Common Stock 03/26/2007 D 8,000 D $35.5 0.0000 D
Common Stock 03/26/2007 M 4,000 A $19.2 4,000 D(1)
Common Stock 03/26/2007 D 4,000 D $35.5 0.0000 D
Common Stock 03/26/2007 M 4,000 A $29.96 4,000 D(1)
Common Stock 03/26/2007 D 4,000 D $35.5 0.0000 D
Common Stock 03/26/2007 M 4,000 A $18.77 4,000 D(1)
Common Stock 03/26/2007 D 4,000 D $0 0.0000 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
Non-Employee Direct Stock Option $29.96 03/26/2007 M 4,000 05/11/2007 05/11/2016 Common Stock 4,000 $0 0.00 D
Non-Employee Director Stock Option (Right to Buy) $14.5 03/26/2007 M 16,500 09/13/1999 09/13/2008 Common Stock 16,500 $0 0.00 D
Non-Employee Director Stock Option (Right to Buy) $21.62 03/26/2007 M 10,000 09/17/2002 09/17/2011 Common Stock 10,000 $0 0.00 D
Non-Employee Director Stock Option (Right to Buy) $18.77 03/26/2007 M 4,000 05/23/2003 05/23/2012 Common Stock 4,000 $0 0.00 D
Non-Employee Director Stock Option (Right to Buy) $19.25 03/26/2007 M 8,000 04/13/2005 04/12/2015 Common Stock 8,000 $0 0.00 D
Stock Option (Right to Buy) $19.2 03/26/2007 M 4,000 05/26/2006 05/25/2015 Common Stock 4,000 $0 0.00 D
Explanation of Responses:
1. Pursuant to the terms of the Agreement and Plan of Merger, dated January 28, 2007, among MDS Inc., Molecular Devices Corporation ("MDC") and Monument Acquisition Corp., each option outstanding immediately prior to 4:01 p.m. EDT on March 26, 2007 (the "Effective Time") was accelerated in full and was canceled as of the Effective Time and thereafter represents the right to receive an amount in cash equal to the product of the number of shares of common stock of MDC subject to such option multiplied by the amount by which $35.50 exceeds the exercise price per share subject to such option.
Remarks:
/s/ Bowman, A. Blaine 03/27/2007
** 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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