-----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,
 F2sQoZotFZXoOVOG9X2ybabB+rmcByaMWOzxNGdBlEHG8Tdb20ucXuBDxNfBd2Fe
 8lGNzNQZRc4ehy6wl4aU1g==

<SEC-DOCUMENT>0001104659-07-082809.txt : 20071114
<SEC-HEADER>0001104659-07-082809.hdr.sgml : 20071114
<ACCEPTANCE-DATETIME>20071114102218
ACCESSION NUMBER:		0001104659-07-082809
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071114
FILED AS OF DATE:		20071114
DATE AS OF CHANGE:		20071114

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Prospect Acquisition Corp
		CENTRAL INDEX KEY:			0001408100
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				260508760
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		695 EAST MAIN STREET
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06901
		BUSINESS PHONE:		203-363-0885

	MAIL ADDRESS:	
		STREET 1:		695 EAST MAIN STREET
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06901

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Flat Ridge Investments LLC
		CENTRAL INDEX KEY:			0001408151
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33824
		FILM NUMBER:		071241334

	BUSINESS ADDRESS:	
		STREET 1:		814 HOLLOW TREE RIDGE ROAD
		CITY:			DARIEN
		STATE:			CT
		ZIP:			06820
		BUSINESS PHONE:		203-656-0246

	MAIL ADDRESS:	
		STREET 1:		814 HOLLOW TREE RIDGE ROAD
		CITY:			DARIEN
		STATE:			CT
		ZIP:			06820

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Minella David A.
		CENTRAL INDEX KEY:			0001408092

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33824
		FILM NUMBER:		071241335

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		203-656-0051

	MAIL ADDRESS:	
		STREET 1:		814 HOLLOW TREE RIDGE ROAD
		CITY:			DARIEN
		STATE:			CT
		ZIP:			06820
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>a3.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-11-14</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001408100</issuerCik>
        <issuerName>Prospect Acquisition Corp</issuerName>
        <issuerTradingSymbol>PAX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001408092</rptOwnerCik>
            <rptOwnerName>Minella David A.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PROSPECT ACQUISITION CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>695 EAST MAIN STREET</rptOwnerStreet2>
            <rptOwnerCity>STAMFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06901</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001408151</rptOwnerCik>
            <rptOwnerName>Flat Ridge Investments LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PROSPECT ACQUISITION CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>695 EAST MAIN STREET</rptOwnerStreet2>
            <rptOwnerCity>STAMFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06901</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $0.0001 Par Value Per Share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3762516</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Flat Ridge Investments LLC</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Of which up to 490,763 shares are subject to repurchase by Prospect Acquisition Corp., at a purchase price of $0.0001 per share, in the event and to the extent that the underwriters do not exercise their over-allotment option.</footnote>
        <footnote id="F2">Flat Ridge Investments LLC is the beneficial owner of the common stock. David A. Minella, the Managing Member of Flat Ridge Investments LLC, disclaims beneficial ownership of the common stock except to the extent of his pecuniary interest therein and this report shall not be deemed an admission that David A. Minella is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ David A. Minella</signatureName>
        <signatureDate>2007-11-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ David A. Minella, Managing Member of Flat Ridge Investments LLC</signatureName>
        <signatureDate>2007-11-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----