rrd110930_124628.html

-----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, I5+GBZ5xnP8Y1BIiZKzEN9YRiMhv6cs1HZsAqmWE5xmuRSXq1uUXC76sq5p+EEwB 97H1EroCx+Im/sZVDICToA== 0001181431-06-047097.txt : 20060811 0001181431-06-047097.hdr.sgml : 20060811 20060811165926 ACCESSION NUMBER: 0001181431-06-047097 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20060811 FILED AS OF DATE: 20060811 DATE AS OF CHANGE: 20060811 ISSUER: 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 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CHAMBON PHILLIPPE O MD PHD CENTRAL INDEX KEY: 0001227885 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-31253 FILM NUMBER: 061025777 BUSINESS ADDRESS: STREET 1: C/O PHARSIGHT STREET 2: 8OO WEST EL CAMINO REAL STE 200 CITY: MOUNTAIN VIEW STATE: CA ZIP: 94040 BUSINESS PHONE: 6503143800 MAIL ADDRESS: STREET 1: 321 EAST EVELYN AVENUE STREET 2: 3RD FLOOR CITY: MOUNTAIN VIEW STATE: CA ZIP: 94041 4 1 rrd126710.xml FORM 4 X0202 4 2006-08-11 0 0001040853 PHARSIGHT CORP PHST 0001227885 CHAMBON PHILLIPPE O MD PHD 321 E. EVELYN AVENUE 3RD FLOOR MOUNTAIN VIEW CA 94041 1 0 0 0 Non-Statutory Stock Option (right to buy) 1.3 2006-08-11 4 A 0 10000 0 A 2007-08-11 2016-08-11 Common Stock 10000 10000 D 100% of the shares subject to the option will vest and become exercisable on August 11, 2007, provided however, that the Reporting Person continues to provide service to the Issuer through such date. Quynh Trinh, Attorney-in-fact for Phillippe Chambon 2006-08-11 EX-24. 2 rrd110930_124628.htm POWER OF ATTORNEY rrd110930_124628.html

POWER OF ATTORNEY
The undersigned, as a Section 16 reporting person of Pharsight
Corporation (the "Company"), hereby constitutes and appoints
William Frederick and Quynh Trinh, and each of them,
the undersigned's true and lawful attorney-in-fact to:
1. complete and execute Forms 3, 4, and 5 and other forms and
all amendments thereto as such attorney-in-fact shall in his or her
discretion determine to be required or advisable
pursuant to Section 16 of the Securities
Exchange Act of 1934 (as amended) and the rules and regulations
promulgated thereunder, or any successor laws and regulations, as
consequence of the undersigned's ownership, acquisition or disposition
of securities of the Company; and
2. do all acts necessary in order to file such forms with the Securities
and Exchange Commission, any securities exchange or national association,
the Company and such other person or agency as the attorney-in-fact shall
deem appropriate.
   The undersigned hereby ratifies and confirms all that said
attorneys-in-fact and agents shall do or cause to be done by virtue hereof.
The undersigned acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with the Securities Exchange Act of 1934
(as amended).
   This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4, and 5
with respect to the undersigned's holdings of and transactions in securities
issued by the Company, unless earlier revoked by the undersigned in a
signed writing delivered to the Company and the foregoing attorneys-in-fact.
   IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this August 7, 2006.

Signature:   &nbs p;    /s/ Philippe Chambon
        Philippe Chambon

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