-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, A2K/vuGJBeYPOT1bsrkO7iDfoQGpCbm3+R3U1Vwhl992pyQFUvKal197JTHA8C1m whAW1t/ofI2si8ZiZhP8vg== 0001140361-09-003041.txt : 20090209 0001140361-09-003041.hdr.sgml : 20090209 20090209151536 ACCESSION NUMBER: 0001140361-09-003041 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20090209 DATE AS OF CHANGE: 20090209 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Patel Sujal M CENTRAL INDEX KEY: 0001378830 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: BUSINESS PHONE: 206-315-7500 MAIL ADDRESS: STREET 1: C/O ISILON SYSTEMS, INC. STREET 2: 3101 WESTERN AVENUE CITY: SEATTLE STATE: WA ZIP: 98121 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Isilon Systems, Inc. CENTRAL INDEX KEY: 0001373671 STANDARD INDUSTRIAL CLASSIFICATION: COMPUTER STORAGE DEVICES [3572] IRS NUMBER: 912101027 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-82471 FILM NUMBER: 09581056 BUSINESS ADDRESS: STREET 1: 3101 WESTERN AVENUE CITY: SEATTLE STATE: WA ZIP: 98121 BUSINESS PHONE: 206-315-7500 MAIL ADDRESS: STREET 1: 3101 WESTERN AVENUE CITY: SEATTLE STATE: WA ZIP: 98121 SC 13G 1 doc1.htm Schedule 13G

United States
Securities and Exchange Commission
Washington, D.C. 20549

Schedule 13G

Under the Securities Exchange Act of 1934
(Amendment No. n/a )*

OMB Number
3235-0145

Isilon Systems, Inc.
(Name of Issuer): Common Stock
(Title of Class of Securities): 46432L104
(CUSIP Number): Calendar Year 2008
(Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

	Rule 13d-1(b)
	Rule 13d-1(c)
√	Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 46432L104

Names of Reporting Persons.
I.R.S. Identification Nos. of above persons (entities only).
Patel Sujal M
Check the Appropriate Box if a Member of a Group (See Instructions)
SEC Use Only
Citizenship or Place of Organization
United States

Number of Shares Beneficially Owned by Each Reporting Person With:

Sole Voting Power
3,234,376 (1)
Shared Voting Power
0
Sole Dispositive Power
3,234,376 (1)
Shared Dispositive Power
0

Aggregate Amount Beneficially Owned by Each Reporting Person
3,234,376 (1)
Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)
Percent of Class Represented by Amount in Row 9
5.04 (1)(2)
Type of Reporting Person (See Instructions)
IN

Footnotes:

(1) Includes options to purchase 309,212 shares that are exercisable within 60 days of December 31, 2008.

(2) Assumes the exercise of all such reporting person's options to purchase shares of Common Stock that are exercisable within 60 days of December 31, 2008.

Item 1.

Name of Issuer
Isilon Systems, Inc.
Address of Issuer's Principal Executive Offices
3101 Western Ave.
Seattle, WA 98121

Item 2.

Name of Person Filing
Sujal M. Patel
Address of Principal Business Office or, if None, Residence
c/o Isilon Systems, Inc.
3101 Western Ave.
Seattle, WA 98121
Citizenship
United States
Title of Class of Securities
Common Stock
CUSIP Number
46432L104

Item 3. If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).
An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
Group, in accordance with §240.13d-1(b)(1)(ii)(J).

Item 4. Ownership

Amount beneficially owned:
3,234,376
Percent of class:
5.04
Number of shares as to which the person has:
1. Sole power to vote or to direct the vote:
  3,234,376
2. Shared power to vote or to direct the vote:
  0
3. Sole power to dispose or to direct the disposition of:
  3,234,376
4. Shared power to dispose or to direct the disposition of:
  0

Item 5. Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following .

Not applicable.

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

Not applicable.

Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company

Not applicable.

Item 8. Identification and Classification of Members of the Group

Not applicable.

Item 9. Notice of Dissolution of Group

Not applicable.

Item 10. Certification

Not applicable.

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

February 09, 2009
Date: /s/ Sujal M. Patel
Signature: Sujal M. Patel
Name / Title

NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See §240.13d-7 for other parties for whom copies are to be sent.

Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18 U.S.C. 1001)

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