Certification and Notice of Termination of Registration

-----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, Q0TBgvyCwVECG7M9om1XkjtEDuSzUu9a+98C7p781WRBJ3L7ZyD5z5b6G69EwH6Y OEBSQyOiqB7p8J0pfDBDSg== 0001193125-08-221486.txt : 20081031 0001193125-08-221486.hdr.sgml : 20081031 20081031151733 ACCESSION NUMBER: 0001193125-08-221486 CONFORMED SUBMISSION TYPE: 15-12B PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20081031 DATE AS OF CHANGE: 20081031 EFFECTIVENESS DATE: 20081031 FILER: COMPANY DATA: COMPANY CONFORMED NAME: PHARSIGHT CORP CENTRAL INDEX KEY: 0001040853 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 770401273 STATE OF INCORPORATION: CA FISCAL YEAR END: 0331 FILING VALUES: FORM TYPE: 15-12B SEC ACT: 1934 Act SEC FILE NUMBER: 001-33846 FILM NUMBER: 081154323 BUSINESS ADDRESS: STREET 1: 321 E. EVELYN AVENUE STREET 2: 3RD FLOOR CITY: MOUNTAIN VIEW STATE: CA ZIP: 94041 BUSINESS PHONE: 6503143800 MAIL ADDRESS: STREET 1: 321 E. EVELYN AVENUE STREET 2: 3RD FLOOR CITY: MOUNTAIN VIEW STATE: CA ZIP: 94041 15-12B 1 d1512b.htm CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION Certification and Notice of Termination of Registration


OMB APPROVAL
OMB Number:		3235-0167
Expires:		November 30, 2010
Estimated average burden
hours per response		1.50

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number 001-33846

Pharsight Corporation

(Exact name of registrant as specified in its charter)

321 E. Evelyn Ave., 3rd Floor

Mountain View, CA 94041-1530

(650) 314-3800

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

Common Stock, $0.001 par value per share

(Title of each class of securities covered by this Form)

None

(Titles of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains)

Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:


Rule 12g-4(a)(1)		x
Rule 12g-4(a)(1)		¨
Rule 12h-3(b)(1)(i)		x
Rule 12h-3(b)(1)(ii)		¨
Rule 15d-6		¨

Approximate number of holders of record as of the certification or notice date: One (1)

Pursuant to the requirements of the Securities Exchange Act of 1934 (Name of registrant as specified in charter) has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person.

Date:

October 31, 2008

By:

/s/ Shawn O’Connor

Shawn O’Connor

President, Chief Executive Officer and Chairman of the Board

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the General Rules and Regulations under the Securities Exchange Act of 1934. The registrant shall file with the Commission three copies of Form 15, one of which shall be manually signed. It may be signed by an officer of the registrant, by counsel or by any other duly authorized person. The name and title of the person signing the form shall be typed or printed under the signature.

-----END PRIVACY-ENHANCED MESSAGE-----