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Filing Details

Accession Number:: 0001178913-11-000645
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-03-02 11:26:54
Reporting Period:: 2011-02-28

Filing Date:: 2011-03-02
Accepted Time:: 2011-03-02 11:26:54
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1385830	Neurogesx Inc	NGSX	Pharmaceutical Preparations (2834)	943307935

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1496201	Ltd. Management Funds Sphera	Platinum House, 21 Ha'Arba'Ah St. Tel Aviv L3	No	No	No	Yes
1496202	Ron Senator	C/O Sphera Funds Management Ltd., Platinum House, 21 Ha'Arba'Ah St. Tel Aviv L3 64739	No	No	No	Yes
1496203	Doron Breen	C/O Sphera Funds Management Ltd., Platinum House, 21 Ha'Arba'Ah St. Tel Aviv L3	No	No	No	Yes
1496204	Israel Mor	C/O Sphera Funds Management Ltd., Platinum House, 21 Ha'Arba'Ah St. Tel Aviv L3	No	No	No	Yes

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2011-02-28	5,808	$3.87	65,696	No	4	S	Indirect	By Puma Sphera Master Fund
Common Stock	Disposition	2011-03-01	1,494	$3.53	64,202	No	4	S	Indirect	By Puma Sphera Master Fund
Common Stock	Disposition	2011-03-01	6,806	$3.53	263,692	No	4	S	Indirect	By Sphera Master Fund L.P.

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By Puma Sphera Master Fund
No	4	S	Indirect	By Puma Sphera Master Fund
No	4	S	Indirect	By Sphera Master Fund L.P.

Footnotes

Sphera Funds Management Ltd. ("SFML"), together with Israel Mor, Doron Breen, and Ron Senator (the three founders of SFML, each of whom currently serves as a director of SFML, and who collectively own 62.09% of the shares of SFML through controlled or wholly-owned companies), may be considered the beneficial owners of shares held by Puma Sphera, which invests substantially all of its assets in Puma Sphera Master Fund, which in turn has appointed Puma Sphera Management (Cayman) Limited to provide investment management services to Puma Sphera and Puma Sphera Master Fund. Pursuant to an agreement, SFML provides Puma Sphera Management (Cayman) Limited with certain investment services, including the power to make investment decisions guided by a trading strategy adopted by Puma Sphera Management (Cayman) Limited (Puma Sphera, Puma Sphera Master Fund, and Puma Sphera Management (Cayman) Limited are referred to collectively in this Form 4 as "Puma Fund Entities").
SFML, Mr. Mor, Mr. Breen, and Mr. Senator may also be considered the beneficial owners of shares held by Sphera Fund L.P., Sphera Fund (NIS) L.P., and Sphera Fund - Global L.P., each of which invest substantially all of its assets in Sphera Master Fund L.P. ("Sphera Master"). SFML owns 100% of Sphera Fund G.P. Ltd., which acts as the general partner of Sphera GP L.P., which in turn serves as the general partner of Sphera Master, Sphera Fund L.P., Sphera Fund (NIS) L.P., and Sphera Fund - Global L.P. Sphera GP L.P. has delegated its investment management authority with respect to Sphera Master, Sphera Fund L.P., Sphera Fund (NIS) L.P., and Sphera Fund - Global L.P. to SFML (Sphera Master Fund L.P., Sphera Fund L.P., Sphera Fund (NIS) L.P., Sphera Fund - Global L.P., Sphera GP L.P., and Sphera Fund G.P. Ltd. are referred to collectively in this Form 4 as "Sphera Fund Entities").
The filing of this Form 4 shall not be construed as an admission that SFML, Mr. Breen, Mr. Mor, or Mr. Senator is or was for the purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or otherwise the beneficial owner of any of the shares of Common Stock of the Company owned by the Sphera Fund Entities or by the Puma Fund Entities. Pursuant to Rule 16a-1, SFML, Mr. Breen, Mr. Mor, and Mr. Senator disclaims beneficial ownership of the shares of the Company reported herein that are beneficially owned by the Sphera Fund Entities or by the Puma Fund Entities, except to the extent of their pecuniary interest therein.