Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  LLM Advisors LLC
2. Date of Event Requiring Statement (Month/Day/Year)
11/14/2007
3. Issuer Name and Ticker or Trading Symbol
Prospect Acquisition Corp [PAX]
(Last)
(First)
(Middle)
265 FRANKLIN STREET, 20TH FLOOR
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

BOSTON, MA 02110
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock, $0.0001 Par Value Per Share 1,731,341 (1)
I
See footnote (2)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
LLM Advisors LLC
265 FRANKLIN STREET, 20TH FLOOR
BOSTON, MA 02110
    X    

Signatures

LLM Advisors LLC, By: Jeffrey M. Lane, its Managing Director, /s/ Jeffrey M. Lane 11/14/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Of which up to 225,827 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.
(2) LLM Structured Equity Fund L.P. ("Structured Equity Fund") is the beneficial owner of 1,696,715 shares of the common stock and LLM Investors L.P. ("LLM Investors") is the beneficial owner of 34,626 shares of the common stock. LLM Advisors LLC is the general partner of LLM Advisors L.P., which is the general partner of Structured Equity Fund and LLM Investors. LLM Advisors LLC disclaims beneficial ownership of the common stock except to the extent of its pecuniary interest in the common stock by virtue of its interest as general partner of LLM Advisors L.P., which is the general partner of Structured Equity Fund and LLM Investors, and this report shall not be deemed an admission that LLM Advisors LLC is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

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