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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	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* CROSSLINK CAPITAL INC (Last) (First) (Middle) TWO EMBARCADERO CENTER SUITE 2200 (Street) SAN FRANCISCO CA 94111 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol EQUINIX INC [ EQIX ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) X Other (specify below) Affiliate of Director
	3. Date of Earliest Transaction (Month/Day/Year) 03/08/2010
	4. If Amendment, Date of Original Filed (Month/Day/Year) 03/10/2010	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X 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	03/08/2010		S		56,555	D	$102.63	496,033	I(1)(2)	See Notes
Common Stock	03/08/2010		J		106,800	D	$0(3)	389,233	I(1)(2)	See Notes
Common Stock	03/09/2010		S		5,500	D	$102.11	383,733	I(1)(2)	See Notes
Common Stock	03/10/2010		S		22,400	D	$102.88	361,333	I(1)(2)	See Notes

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

1. Name and Address of Reporting Person* CROSSLINK CAPITAL INC (Last) (First) (Middle) TWO EMBARCADERO CENTER SUITE 2200 (Street) SAN FRANCISCO CA 94111 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Affiliate of Director

1. Name and Address of Reporting Person* Crossover Fund V Management, L.L.C. (Last) (First) (Middle) TWO EMBARCADERO CENTER SUITE 2200 (Street) SAN FRANCISCO CA 94111 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Affiliate of Director

1. Name and Address of Reporting Person* Delta Growth Management, LLC (Last) (First) (Middle) TWO EMBARCADERO CENTER SUITE 2200 (Street) SAN FRANCISCO CA 94111 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Affiliate of Director

1. Name and Address of Reporting Person* TEN MILE MANAGEMENT, LLC (Last) (First) (Middle) TWO EMBARCADERO CENTER SUITE 2200 (Street) SAN FRANCISCO CA 94111 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Affilliate of Director

1. Name and Address of Reporting Person* CROSSLINK VENTURES IV HOLDINGS, L.L.C. (Last) (First) (Middle) TWO EMBARCADERO CENTER SUITE 2200 (Street) SAN FRANCISCO CA 94111 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Affilaite of Director

1. Name and Address of Reporting Person* CROSSLINK VERWALTUNGS GMBH (Last) (First) (Middle) ESCHERSHEINE LANDSTRASSE 14 (Street) 60322 FRANKFURT AM MAIN 2M 00000 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Affiliate of Director

Explanation of Responses:

1. The reporting persons (the "Reporting Persons") are Crosslink Capital, Inc. ("Crosslink"), Crossover Fund V Management, L.L.C ("Fund V Management"), Delta Growth Management, LLC ("Delta Growth"), Ten Mile Management, LLC ("Ten Mile"), Crosslink Omega IV Holdings, L.L.C. ("Omega IV Holdings"), Crosslink Verwaltungs GmbH ("Verwaltungs") and Michael J. Stark. Crosslink is an investment adviser to investment funds of which Fund V Management, Delta Growth, Ten Mile, Omega IV Holdings or Verwaltungs is the general partner, manager or holder of Class B Units (the "Funds"). Mr. Stark is the control person of the other Reporting Persons. Gary Hromadko, an affiliate of certain Reporting Persons, is a member of the Issuer's board of directors and serves as the representative of the Reporting Persons.

2. The Reporting Persons are filing this Form 4 jointly, but not as a group, and each of them expressly disclaims membership in a group, within the meaning of Rule 13d-5(b) under the Securities Exchange Act of 1934, as amended. These securities are held directly by the Funds for the benefit of their investors. These securities are indirectly beneficially owned by Crosslink as the investment adviser to the Funds, and by Fund V Management, Delta Growth, Ten Mile, Omega IV Holdings or Verwaltungs as the general partner, manager or holder of Class B Units of the Funds. The Reporting Persons disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

3. On March 8, 2010, certain of the Funds distributed these securities pro rata to their investors for no consideration.

Remarks:

	Crosslink Capital, Inc., by Michael J. Stark, President	03/12/2010
	Crossover Fund V Management, L.L.C., by Michael J. Stark, Senior Fund Manager	03/12/2010
	Delta Growth Management, LLC, by Michael J. Stark, Manager	03/12/2010
	Crosslink Verwaltungs GmbH, Mark J. Stark, Managing Director	03/12/2010
	Crosslink Omega IV Holdings, L.L.C., by Michael J. Stark, Senior Fund Manager	03/12/2010
	Ten Mile Management, LLC, by Michael J. Stark, Member	03/12/2010
	** Signature of Reporting Person	Date
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* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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