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
OMB APPROVAL
OMB Number: 3235-0104
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
  CLOUGH PHILLIP A
2. Date of Event Requiring Statement (Month/Day/Year)
04/15/2009
3. Issuer Name and Ticker or Trading Symbol
ROSETTA STONE INC [RST]
(Last)
(First)
(Middle)
400 E. PRATT STREET, SUITE 910
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

BALTIMORE, MD 21202
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 755,612
I
By limited partnership (1)
Series A-1 Preferred 261,558
I
By limited partnership (1)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
Persons who 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.

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
Employee Stock Option (2) 04/15/2009 04/15/2019 Common Stock 2,658 $ (2) D  
Restricted Stock Units (3) 04/15/2009 04/15/2050 Common Stock 1,462 $ 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
CLOUGH PHILLIP A
400 E. PRATT STREET
SUITE 910
BALTIMORE, MD 21202
  X   X    

Signatures

Michael C. Wu, Power of Attorney 04/15/2009
**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) Includes (i) 668,642 shares of common stock and 231,452 shares of Series A-1 Preferred owned by ABS Capital Partners IV, L.P., (ii) 22,386 shares of common stock and 7,749 shares of Series A-1 Preferred owned by ABS Capital Partners IV-A, LP., (iii) 38,402 shares of common stock and 13,293 shares of Series A-1 Preferred owned by ABS Capital Partners IV Offshore, L.P., and (iv) 26,182 shares of common stock and 9,064 shares of Series A-1 Preferred owned by ABS Capital Partners IV Special Offshore, L.P. ABS Partners IV, L.L.C. is the general partner of each such entity and has voting and dispositive power over these shares. Mr. Clough is a managing member of ABS Partners IV, L.L.C. and may be deemed to share voting or dispositive power over such shares. Mr. Clough disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein.
(2) Includes an aggregate of 2,658 shares represented by unvested stock awards. Option vests at a rate of 1/4 per annum. The exercise price will be the initial price in the issuer's IPO.
(3) Only exercisable upon termination of service as a director.
 
Remarks:
Upon the closing of the initial public offering of the issuer, each share of preferred stock will automatically convert into 26 shares of common stock for no additional consideration. Exhibit 24 - Power of Attorney

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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 number.