Molecular Devices Corp Watch

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Molecular Devices Corporation Mario J. Gabelli 3/20/07 30,000- 35.5000 3/20/07 15,000- 35.5000 Gabelli Foundation 3/20/07 20,000- 35.5000 Gabelli Securities, Inc. 3/20/07 6,000- 35.5000 3/20/07 2,000- 35.5000 Gabelli Associates Ltd 3/20/07 196,194- 35.5000 3/20/07 5,030 35.4520 Gabelli Associates Fund II 3/20/07 19,000- 35.5000 Gabelli Associates Fund 3/20/07 208,557- 35.5000 Mjg Associates, Inc. Gabelli Performance Partnership 3/20/07 30,000- 35.5000 Gabelli International II Ltd 3/20/07 8,000- 35.5000 Gabelli International Ltd 3/20/07 10,000- 35.5000 Gamco Asset Management Inc. 3/20/07 326,360- 35.5000 3/16/07 818 35.3800 Gabelli Funds, LLC. the Gabelli Global Deal Fund 3/20/07 350,000- 35.5000 Gabelli Convertible Fund 3/20/07 42,080- 35.5000 Gabelli Abc Fund 3/20/07 230,000- 35.5000 (1) the Dispositions on 03/20/07 Were in Connection With the Tender Offer Described in Item 5 of This Amendment to Schedule 13d. Under the Tender Offer, the Issuer's Shareholders Received $35.50 in Cash for Each Share of Issuer's Common Stock. Unless Otherwise Indicated, All Other Transactions Were Effected on the NASDAQ Stock Market. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Molecular Devices Corporation Gabelli Securities, Inc. 2/21/07 2,000 35.2836 Gabelli Associates Ltd 2/21/07 8,000 35.2320 Gabelli Associates Fund II 2/21/07 1,000 35.2320 Gabelli Associates Fund 2/21/07 8,000 35.2320 Mjg Associates, Inc. Gabelli International II Ltd 2/21/07 4,000 35.2836 Gabelli International Ltd 2/21/07 8,000 35.2836 Gamco Asset Management Inc. 2/21/07 3,500 35.2320 2/21/07 4,000 35.3000 2/16/07 7,000 35.2738 Gabelli Funds, LLC. the Gabelli Global Deal Fund 2/21/07 35,000 35.2929 Gabelli Convertible Fund 2/21/07 20,000 35.2696 2/20/07 20,000 35.3000 Gabelli Abc Fund 2/16/07 10,000 35.2700 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ Stock Market. (2) Price Excludes Commission

from SC 13G/A 1 page Exhibit 1.1 Joint Filing Agreement the Undersigned Hereby Agree That the Statement on This Schedule 13g/A, Dated February 14, 2003, (The "Schedule 13g/A"), With Respect to the Common Stock, Par Value $0.001 Per Share, of Molecular Devices Corp. Is Filed on Behalf of Each of US Pursuant to and in Accordance With the Provisions of Rule 13d-1(k) Under the Securities and Exchange Act of 1934, as Amended, and That This Agreement Shall Be Included as an Exhibit to This Schedule 13g/A. Each of the Undersigned Agrees to Be Responsible for the Timely Filing of the Schedule 13g/A, and for the Completeness and Accuracy of the Information Concerning Itself Contained Therein. This Agreement May Be Executed in Any Number of Counterparts, All of Which Taken Together Shall Constitute One and the Same Instrument. in Witness Whereof, the Undersigned Have Executed This Agreement as of the 14th Day of February, 2003. Orbimed Advisors Inc. By: /S/ Samuel D. Isaly Name: Samuel D. Isaly Title: President Orbimed Advisors LLC By: /S/ Samuel D. Isaly Name: Samuel D. Isaly Title: President of Managing Member, Orbimed Advisors Inc. By: /S/ Samuel D. Isaly Name: Samuel D. Isaly

from SC 13G 1 page Ex-1.1 Joint Filing Agreement Exhibit 1.1 Joint Filing Agreement the Undersigned Hereby Agree That the Statement on Schedule 13g, Dated April 17, 2001, (The "Schedule 13g"), With Respect to the Common Stock, Par Value $0.001 Per Share, of Molecular Devices Corp. Is, and Any Amendments Thereto Executed by Each of US Shall Be, Filed on Behalf of Each of US Pursuant to and in Accordance With the Provisions of Rule 13d-1(k) Under the Securities and Exchange Act of 1934, as Amended, and That This Agreement Shall Be Included as an Exhibit to the Schedule 13g and Each Such Amendment. Each of the Undersigned Agrees to Be Responsible for the Timely Filing of the Schedule 13g and Any Amendments Thereto, and for the Completeness and Accuracy of the Information Concerning Itself Contained Therein. This Agreement May Be Executed in Any Number of Counterparts, All of Which Taken Together Shall Constitute One and the Same Instrument. in Witness Whereof, the Undersigned Have Executed This Agreement as of the 17th Day of April, 2001. Orbimed Advisers Inc. By: /S/ Samuel D. Isaly Name: Samuel D. Isaly Title: President Orbimed Advisors LLC By: /S/ Samuel D. Isaly Name: Samuel D. Isaly Title: Managing Member

from S-3/A ~50 pages Underwriting agreement