Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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 *
Fortress Investment Group LLC
  2. Issuer Name and Ticker or Trading Symbol
Aircastle LTD [AYR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
3. Date of Earliest Transaction (Month/Day/Year)
05/16/2011
(Street)

NEW YORK, NY 10105
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Shares 05/16/2011   S   1,684,864 D $ 13.07 5,644,297 I Fortress Investment Fund III LP (1) (2)
Common Shares 05/16/2011   S   1,440,588 D $ 13.07 4,825,970 I Fortress Investment Fund III (Fund B) LP (1) (2)
Common Shares 05/16/2011   S   301,240 D $ 13.07 1,009,152 I Fortress Investment Fund III (Fund C) LP (1) (2)
Common Shares 05/16/2011   S   691,408 D $ 13.07 2,316,217 I Fortress Investment Fund III (Fund D) LP (1) (2)
Common Shares 05/16/2011   S   48,567 D $ 13.07 162,698 I Fortress Investment Fund III (Fund E) LP (1) (2)
Common Shares 05/16/2011   S   141,668 D $ 13.07 474,587 I Fortress Investment Fund III (Coinvestment Fund A) LP (1) (2)
Common Shares 05/16/2011   S   278,325 D $ 13.07 932,390 I Fortress Investment Fund III (Coinvestment Fund B) LP (1) (2)
Common Shares 05/16/2011   S   71,684 D $ 13.07 240,141 I Fortress Investment Fund III (Coinvestment Fund C) LP (1) (2)
Common Shares 05/16/2011   S   341,656 D $ 13.07 1,144,550 I Fortress Investment Fund III (Coinvestment Fund D) LP (1) (2)
Common Shares               50,875 I Fortress Partners Offshore Securities LLC (1) (3)
Common Shares               235,000 I Fortress Partners Securities LLC (1) (4)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Fortress Investment Group LLC
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
NEW YORK, NY 10105
    X    
FIG Corp.
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
NEW YORK, NY 10105
    X    
FORTRESS FUND III GP LLC
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
NEW YORK, NY 10105
    X    
FORTRESS INVESTMENT FUND GP (HOLDINGS) LLC
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
NEW YORK, NY 10105
    X    
FIG LLC
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
NEW YORK, NY 10105
    X    
Fortress Operating Entity I LP
1345 AVENUE OF THE AMERICAS, 46TH FLOOR
NEW YORK, NY 10105
    X    

Signatures

 /s/ Randal A. Nardone, as Authorized Signatory of Fortress Investment Group LLC   05/16/2011
**Signature of Reporting Person Date

 /s/ Randal A. Nardone, as Authorized Signatory of FIG Corp.   05/16/2011
**Signature of Reporting Person Date

 /s/ Randal A. Nardone, as Authorized Signatory of FORTRESS FUND III GP LLC   05/16/2011
**Signature of Reporting Person Date

 /s/ Randal A. Nardone, as Authorized Signatory of FORTRESS INVESTMENT FUND GP (HOLDINGS) LLC   05/16/2011
**Signature of Reporting Person Date

 /s/ Randal A. Nardone, as Authorized Signatory of FIG LLC   05/16/2011
**Signature of Reporting Person Date

 /s/ Randal A. Nardone, as Authorized Signatory of Fortress Operating Entity I LP   05/16/2011
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(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) Each reporting person disclaims beneficial ownership of all reported shares except to the extent of its pecuniary interest therein and the inclusion of the shares in this report shall not be deemed to be an admission of beneficial ownership of the reported shares for the purposes of Section 16 or otherwise.
(2) Fortress Fund III GP LLC ("FF III GP LLC") is the general partner, and FIG LLC is the investment advisor, of each of Fortress Investment Fund III LP, Fortress Investment Fund III (Fund B) LP, Fortress Investment Fund III (Fund C) LP, Fortress Investment Fund III (Fund D) L.P., Fortress Investment Fund III (Fund E) L.P., Fortress Investment Fund III (Coinvestment Fund A) LP, Fortress Investment Fund III (Coinvestment Fund B) LP, Fortress Investment Fund III (Coinvestment Fund C) LP, and Fortress Investment Fund III (Coinvestment Fund D) L.P. The sole managing member of FF III GP LLC is Fortress Investment Fund GP (Holdings) LLC. The sole managing member of Fortress Investment Fund GP (Holdings) LLC is Fortress Operating Entity I, LP ("FOE I") . FOE I is the sole managing member of FIG LLC. FIG Corp. is the general partner of FOE I, and FIG Corp. is wholly-owned by Fortress Investment Group LLC ("FIG").
(3) Fortress Partners Master Fund L.P. is the sole managing member of Fortress Partners Offshore Securities LLC. Fortress Partners Offshore Master GP LLC ("FPOM") is the general partner of Fortress Partners Master Fund L.P. FOE I is the sole managing member of FPOM. FIG Corp. is the general partner of FOE I. FIG Corp. is a wholly-owned subsidiary of FIG.
(4) Fortress Partners Fund LP is the sole managing member of Fortress Partners Securities LLC. Fortress Partners GP LLC is the general partner of Fortress Partners Fund LP. FPIH IV is the sole managing member of Fortress Partners GP LLC. Fortress Partners Advisors LLC ("FPA") is the investment advisor of Fortress Partners Fund LP. Fortress Investment Holdings II LLC is the sole managing member of FPA. FOE I is the sole managing member of Fortress Investment Holdings II LLC and FPIH IV. FIG Corp. is the general partner of FOE I. FIG Corp. is a wholly-owned subsidiary of FIG.

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