This excerpt taken from the AFFX 8-K filed Nov 19, 2007.
SECTION 11.09. Repurchase of Securities at Option of the Holder Upon Fundamental Change.
(a) General. If prior to the Stated Maturity there shall have occurred a Fundamental Change, Securities shall be repurchased by the Company at the Fundamental Change Repurchase Price on a Business Day specified by the Company that is not less than 25 days nor more than 35 days after the date of the mailing of a Fundamental Change Company Notice pursuant to clause (b) of this Section 11.09 (the Fundamental Change Repurchase Date), at the option of the Holder thereof, in accordance with the following procedures.
(b) Company Notice of Fundamental Change. Within 15 days after the occurrence of a Fundamental Change, the Company shall deliver a written notice of the Fundamental Change and of the resulting repurchase right (the Fundamental Change Company Notice) by first-class mail or by overnight courier to the Trustee, the Paying Agent and each Holder (and to beneficial owners as required by applicable law). The notice shall include a form of Fundamental Change Repurchase Notice to be completed by the Securityholder and shall state:
(i) the events causing a Fundamental Change and the date of such Fundamental Change;
(ii) the date by which a Holder must deliver a Fundamental Change Repurchase Notice to elect the repurchase option pursuant to this Section 11.09;
(iii) the Fundamental Change Repurchase Date;
(iv) the Fundamental Change Repurchase Price;
(v) the name and address of the Paying Agent and the Conversion Agent;
(vi) the Conversion Rate applicable on the date of the Fundamental Change Company Notice, and, if applicable, any adjustments thereto;
(vii) that Securities as to which a Fundamental Change Repurchase Notice has been given may be converted pursuant to Article 13 hereof only if the Fundamental Change Repurchase Notice has been withdrawn in accordance with the terms of this Indenture;
(viii) that Securities must be surrendered to the Paying Agent for cancellation or transferred to the Paying Agent by book-entry transfer to collect payment;
(ix) that the Fundamental Change Repurchase Price for any Security as to which a Fundamental Change Repurchase Notice has been duly given and not withdrawn will be paid promptly following the later of the Fundamental Change Repurchase Date and the time of surrender of such Security or book-entry transfer of an interest therein as described in clause (viii) above;
(x) the procedures the Holder must follow to exercise rights under this Section 11.09;
(xi) the conversion rights of the Securities;
(xii) the procedures for withdrawing a Fundamental Change Repurchase Notice;
(xiii) that, unless the Company defaults in making payment of such Fundamental Change Repurchase Price, Securities covered by any Fundamental Change Repurchase Notice will cease to be outstanding and interest will cease to accrue on and after the Fundamental Change Repurchase Date; and
(xiv) the CUSIP number of the Securities.
At the Companys request, the Trustee shall give such Fundamental Change Company Notice in the Companys name and at the Companys expense; provided that, in all cases, the text of such Fundamental Change Company Notice shall be prepared by the Company. Simultaneously with delivery of the Fundamental Change Company Notice to the Holders, the Company shall publish a notice containing substantially the same information that is required in the Fundamental Change Company Notice in a newspaper published in the English language, customarily published each Business Day and of general circulation in The City of New York, or publish such information on the Companys website or through such other public medium as the Company may use at such time.