FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public
Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

PAISLEY CHRISTOPHER B 		2. Issuer Name and Ticker or Trading Symbol

EQUINIX INC [ EQIX ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      _____ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

ONE LAGOON DRIVE 		3. Date of Earliest Transaction (MM/DD/YYYY)

5/1/2012
(Street)

REDWOOC CITY, CA 94065
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
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. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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   5/1/2012     M    6000   A $94.49   15481   I   Paisley Family Trust  
Common Stock   5/1/2012     S (1)    6000   D $164.5024   (2) 9481   I   Paisley Family Trust  
Common Stock                  300   (3) I   By trust for son  
Common Stock                  300   (3) I   By trust for son  
Common Stock                  200   (4) I   By trust for brother  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 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 of Derivative Security: 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 Option (right to buy)   $94.49   5/1/2012     M         6000      (5) 7/19/2017   Common Stock   6000   $0   14000   D  
 

Explanation of Responses:
( 1)  Shares sold pursuant to a 10b5-1 Trading Plan.
( 2)  The average price of $164.5024 consists of the following blocks of shares: 162 shares sold at $162.95, 181 at $163.0101, 200 at $163.02, 119 at $163.04, 100 at $163.33, 100 at $163.42, 100 at $163.85, 100 at $163.87, 200 at $164.00, 100 at $164.01, 200 at $164.21, 200 at $164.28, 100 at $164.29, 100 at $164.31, 100 at $164.32, 100 at $164.35, 38 at $164.37, 100 at $164.38, 100 at $164.41, 100 at $164.47, 100 at $164.48, 100 at $164.50, 100 at $164.51, 100 at $164.53, 100 at $164.55, 100 at $164.57, 100 at $164.63, 100 at $164.66, 100 at $164.71, 100 at $164.72, 100 at $164.75, 100 at $164.81, 100 at $164.83, 100 at $164.84, 200 at $164.85, 100 at $164.86, 200 at $164.87, 100 at $164.90, 100 at $164.91, 300 at $164.99, 100 at $165.00, 100 at $165.01, 100 at $165.17, 100 at $165.19, 100 at $165.20, 200 at $165.22, 100 at $165.51, 100 at $166.08, 100 at $166.40 and 100 at $166.44.
( 3)  These shares are held in a trust for the benefit of the reporting person's son. The reporting person disclaims beneficial ownership of these securities and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for the purposes of Section 16 or any other purpose.
( 4)  These shares are held in a trust for the benefit of the reporting person's brother. The reporting person disclaims beneficial ownership of these securities and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for the purposes of Section 16 or any other purpose.
( 5)  Option vests in four equal annual installments beginning on July 19, 2008.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
PAISLEY CHRISTOPHER B
ONE LAGOON DRIVE
REDWOOC CITY, CA 94065 		X



Signatures
Darrin B. Short, Attorney-in-Fact 5/3/2012
** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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