EQIX Equinix Inc

Offering of Common Stock

On March 14, 2017, Equinix, Inc. (“ Equinix ”) issued and sold 6,069,444 shares (the “ Shares ”) of Equinix’s common stock, par value $0.001 per share, pursuant to an underwriting agreement dated March 8, 2017 (the “ Common Stock Underwriting Agreement ”) between Equinix and J.P. Morgan Securities LLC, Merrill Lynch, Pierce, Fenner & Smith Incorporated and Goldman, Sachs & Co., as representatives of the several underwriters named in Schedule II thereto (the “ Common Stock Underwriters ”). The Shares include the full exercise of the Common Stock Underwriters’ option to purchase an additional 791,666 shares pursuant to the Common Stock Underwriting Agreement. The Shares were sold in a public offering (the “ Common Stock Offering ”) pursuant to a Registration Statement on Form S-3 (File No. 333-200294) (the “ Registration Statement ”) and a related prospectus and prospectus supplement, in each case filed with the Securities and Exchange Commission. Equinix received estimated net proceeds from the Common Stock Offering of approximately $2,122 million, after deducting underwriting discounts and commissions and before estimated offering expenses. A copy of the Common Stock Underwriting Agreement is filed as Exhibit 1.1 hereto and is incorporated herein by reference.

A copy of the opinion of Davis Polk & Wardwell LLP relating to the validity of the Shares is filed as Exhibit 5.1 hereto and is incorporated by reference into the Registration Statement.

A copy of the opinion of Sullivan & Worcester LLP as to certain tax matters relating to the Shares is filed as Exhibit 8.1 hereto and is incorporated by reference into the Registration Statement.

Offering of 5.375% Senior Notes due 2027

On March 8, 2017, Equinix entered into an underwriting agreement (the “ Notes Underwriting Agreement ”), between Equinix and J.P. Morgan Securities LLC and Merrill Lynch, Pierce, Fenner & Smith Incorporated, as representatives of the several underwriters named in Schedule II thereto, pursuant to which Equinix agreed to issue and sell $1,250,000,000 aggregate principal amount of its 5.375% Senior Notes due 2027 (the “ Notes ”) in a public offering (the “ Notes Offering ”) pursuant to the Registration Statement and a related prospectus and prospectus supplement, in each case filed with the Securities and Exchange Commission. Equinix estimates that the net proceeds from the Notes Offering will be approximately $1,236 million, after deducting underwriting discounts and commissions and before estimated offering expenses. The Notes will be Equinix’s general senior obligations and will rank equal in right of payment to all of its existing and future senior indebtedness. Interest will be payable semi-annually at a rate of 5.375% per year. The Notes will mature on May 15, 2027. The Notes will be redeemable by Equinix prior to maturity at a premium under certain circumstances. Equinix expects to issue the Notes on March 22, 2017, subject to satisfaction of certain closing conditions. A copy of the Notes Underwriting Agreement is filed as Exhibit 1.2 hereto and is incorporated herein by reference.

Equinix intends to use the net proceeds of the Common Stock Offering and the Notes Offering, together with the existing term B-2 loan borrowings of approximately $1,053 million, to finance the previously announced proposed acquisition of the colocation services business of Verizon Communications Inc. at 24 data center sites in the United States, Brazil and Colombia (the “Acquisition”) and related transaction fees and expenses and for general corporate purposes. If for any reason the Acquisition is not completed on or prior to December 6, 2017, or if, prior to such date, the transaction agreement relating to the Acquisition is terminated, then in either case Equinix will be required to redeem the Notes at par.