UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-21666 --------------- Hatteras Master Fund, L.P. ---------------------------------------------------------------- (Exact name of registrant as specified in charter) 8540 Colonnade Center Drive, Suite 401 Raleigh, NC 27615 --------------------------------------------------------- (Address of principal executive offices) (Zip code) David B. Perkins Hatteras Investment Partners, LLC 8540 Colonnade Center Drive, Suite 401 Raleigh, NC 27615 --------------------------------------------------------- (Name and address of agent for service) Registrant's telephone number, including area code: 919.846.2324 ------------- Date of fiscal year end: March 31 --------- Date of reporting period: July 1, 2009 - June 30, 2010 ----------------------------- Form N-PX is to be used by a registered management investment company, other than a small business investment company registered on Form N-5 (ss.ss. 239.24 and 274.5 of this chapter), to file reports with the Commission, not later than August 31 of each year, containing the registrant's proxy voting record for the most recent twelve-month period ended June 30, pursuant to section 30 of the Investment Company Act of 1940 and rule 30b1-4 thereunder (17 CFR 270.30b1-4). The Commission may use the information provided on Form N-PX in its regulatory, disclosure review, inspection, and policymaking roles. A registrant is required to disclose the information specified by Form N-PX, and the Commission will make this information public. A registrant is not required to respond to the collection of information contained in Form N-PX unless the Form displays a currently valid Office of Management and Budget ("OMB") control number. Please direct comments concerning the accuracy of the information collection burden estimate and any suggestions for reducing the burden to the Secretary, Securities and Exchange Commission, 450 Fifth Street, NW, Washington, DC 20549-0609. The OMB has reviewed this collection of information under the clearance requirements of 44 U.S.C. ss. 3507. PROXY VOTING RECORD FOR PERIOD JULY 1, 2009 TO JUNE 30, 2010 - ------------------------------------------------------------------------------------------------------------------------------------ NAME OF ISSUER TICKER CUSIP NUMBER DATE OF MATTER VOTED ON MATTER DID REGISTRANT WHAT FOR OR AGAINST SYMBOL PROXY PROPOSED BY? VOTE? VOTE MANAGEMENT WAS CAST? - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal I: Board of Yes For For Mgt. Exploration & 2010 Directors/6 Nominees Directors Production ETF - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal II: Approve a Board of Yes For For Mgt. Exploration & 2010 "Manager of Managers" Directors Production ETF structure for all SPDR Funds - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal III: Update Board of Yes For For Mgt. Exploration & 2010 and standardize the Directors Production ETF SPDR Funds fundamental policies regarding: purchasing and selling real estate. - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal IV: Update Board of Yes For For Mgt. Exploration & 2010 and standardize the Directors Production ETF SPDR Funds fundamental policies regarding: issuing senior securities and borrowing money. - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal V: Update and Board of Yes For For Mgt. Exploration & 2010 standardize the SPDR Directors Production ETF Funds fundamental policies regarding: making loans. - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal VI: Update Board of Yes For For Mgt. Exploration & 2010 and standardize the Directors Production ETF SPDR Funds fundamental policies regarding: purchasing and selling commodities. - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal VII: Update Board of Yes For For Mgt. Exploration & 2010 and standardize the Directors Production ETF SPDR Funds fundamental policies regarding: concentrating investments in a particular industry or group of industries. - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal VIII: Update Board of Yes For For Mgt. Exploration & 2010 and standardize the Directors Production ETF SPDR Funds fundamental policies regarding: underwriting activities. - ------------------------------------------------------------------------------------------------------------------------------------ SPDR S&P Oil & Gas XOP 78464A730 19-March Proposal IX: Update Board of Yes For For Mgt. Exploration & 2010 and standardize the Directors Production ETF SPDR Funds fundamental policies regarding: eliminating outdated fundamental investment policies not required by law. - ------------------------------------------------------------------------------------------------------------------------------------ SIGNATURES Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Registrant Hatteras Master Fund, L.P. ---------------------------------------------------------------------- By (Signature and Title)* /s/ David B. Perkins ------------------------------------------------------- David B. Perkins, President Date August 19, 2010 ----------------------------------------------------------------------------