UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933

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SEC USE ONLY

DOCUMENT SEQUENCE NO.

CUSIP NUMBER

ATTENTION:

Transmit for filing 3 copies of this form concurrently with either placing an order with a broker to execute sale or executing a sale directly with a market maker.

1 (a) NAME OF ISSUER (Please type or print)

(b) IRS IDENT. NO.

WORK LOCATION

Orexigen Therapeutics Inc.

65-1178822

001-33415

1 (d)

ADDRESS OF ISSUER

STREET

CITY

STATE

ZIP CODE

(e) TELEPHONE NO.

3344

N. Torrey Pines Ct., Ste 200

La Jolla

92037

AREA CODE 858

NUMBER 875-8600

858

875-8600

2 (a)

NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITIES ARE TO BE SOLD

(b)

RELATIONSHIP TO ISSUER

(c)

ADDRESS STREET

CITY

STATE

ZIP CODE

Montreux Equity Partners II SBIC, L.P.

Affiliate

3000 Sand Hill Rd., Bldg 1, Ste 260

Menlo Park

94025

INSTRUCTION: The person filing this notice should contact the issuer to obtain the I.R.S. Identification Number and the S.E.C. File Number.

3 (a)

Title of the Class of Securities To Be Sold

(b)

Name and Address of Each Broker Through Whom the Securities are to be Offered or Each Market Maker who is Acquiring the Securities

SEC USE ONLY

(c)

Number of Shares or Other Units To Be Sold (See instr. 3(c))

(d)

Aggregate Market Value (See instr. 3(d))

(e)

Number of Shares or Other Units Outstanding (See instr. 3(e))

(f)

Approximate Date of Sale (See instr. 3(f)) (MO. DAY YR.)

(g)

Name of Each Securities Exchange (See instr. 3(g))

Broker-Dealer File Number

Common

Leerink Swann One Federal St., 37th Fl Boston, MA 02110

50,000

~~$517~~417,~~000~~500

4647,~~434~~582,~~171~~739

912/22/~~2009~~2010

NASDAQ

INSTRUCTIONS:

1.	(a)	Name of issuer	3.	(a)	Title of the class of securities to be sold
	(b)	Issuer’s I.R.S. Identification Number		(b)	Name and address of each broker through whom the securities are intended to be sold
	(c)	Issuer’s S.E.C. file number, if any		(c)	Number of shares or other units to be sold (if debt securities, give the aggregate face amount)
	(d)	Issuer’s address, including zip code		(d)	Aggregate market value of the securities to be sold as of a specified date within 10 days prior to the filing of this notice
	(e)	Issuer’s telephone number, including area code		(e)	Number of shares or other units of the class outstanding, or if debt securities the face amount thereof outstanding, as shown by the most recent report or statement published by the issuer
				(f)	Approximate date on which the securities are to be sold
2.	(a)	Name of person for whose account the securities are to be sold		(g)	Name of each securities exchange, if any, on which the securities are intended to be sold
	(b)	Such person’s relationship to the issuer (e.g., officer, director, 10% stockholder, or member of immediate family of any of the foregoing)
	(c)	Such person’s address, including zip code

Potential persons who are to respond to the collection of information contained in this form are not
required to respond unless the form displays a currently valid OMB control number.

SEC 1147 (~~02-~~08-07)

TABLE I –– SECURITIES TO BE SOLD

Furnish the following information with respect to the acquisition of the securities to be sold
and with respect to the payment of all or any part of the purchase price or other consideration therefor:

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired (If gift, also give date donor acquired)	Amount of Securities Acquired	Date of Payment	Nature of Payment
Common Stock	04/21/2005	Private Sale	Orexigen Threapeutics Inc.	529,661	04/21/2005	Cash
Common Stock	11/21/2006	Private Sale	Orexigen Threapeutics Inc.	169,695	11/21/2006	Cash

INSTRUCTIONS:

If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

TABLE II –– SECURITIES SOLD DURING THE PAST 3 MONTHS

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Montreux Equity Partners II, SBIC, LP 3000 Sand Hil Rd., Bldg 1, Ste 260 Menlo Park, CA 94025	Common	0912/1410/~~2009~~2010	1160,~~698~~152	$~~105~~522,~~299~~269.5574
Montreux Equity Partners II, SBIC, LP 3000 Sand Hil Rd., Bldg 1, Ste 260 Menlo Park, CA 94025	Common	0912/1513/~~2009~~2010	67239,~~850~~848	$~~608~~2,~~153~~064,947.1237
Montreux Equity Partners II, SBIC, LP 3000 Sand Hil Rd., Bldg 1, Ste 260 Menlo Park, CA 94025	Common	09/16/2009	20,452	$182,534.10
Montreux Equity Partners II, SBIC, LP 3000 Sand Hil Rd., Bldg 1, Ste 260 Menlo Park, CA 94025	Common	09/17/2009	50,000	$464,000

REMARKS:

INSTRUCTIONS:		ATTENTION:
See the definition of “person” in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.		The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

9/22/2009		/s/ Daniel K. Turner III for Montreux Equity Partners II SBIC, LP by Montreux Equity Management II SBIC, LLC, it general partner
12/22/2010		/s/ Daniel K. Turner III for Montreux Equity Partners II SBIC, LP by Montreux Equity Management II SBIC, LLC, its general partner
DATE OF NOTICE		(SIGNATURE)
		The notice shall be signed by the person for whose account the securities are to be sold. At least one copy of the notice shall be manually signed. Any copies not manually signed shall bear typed or printed signatures.
DATE OF PLAN ADOPTION OR GIVING OF INSTRUCTION, IF RELYING ON RULE 10B5-1

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

SEC 1147 (02-08)

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