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 *
BLANDINO CARL D
  2. Issuer Name and Ticker or Trading Symbol
OPEN SOLUTIONS INC [OPEN]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP, CFO & Treasurer
(Last)
(First)
(Middle)
C/O OPEN SOLUTIONS INC., 455 WINDING BROOK DRIVE
3. Date of Earliest Transaction (Month/Day/Year)
11/03/2005
(Street)

GLASTONBURY, CT 06033
4. If Amendment, Date Original Filed(Month/Day/Year)
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 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 Stock 11/03/2005   M   500 A $ 2.89 0 D  
Common Stock 11/03/2005   S(1)   500 D $ 22 0 D  
Common Stock 11/04/2005   M   2,000 A $ 2.89 0 D  
Common Stock 11/04/2005   S(1)   1,000 D $ 22 0 D  
Common Stock 11/04/2005   S(1)   1,000 D $ 22.122 0 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
Stock option (right to buy) $ 2.89 11/03/2005   M     500   (2) 05/06/2013 Common Stock 500 $ 0 24,270 D  
Stock option (right to buy) $ 2.89 11/04/2005   M     2,000   (2) 05/06/2013 Common Stock 2,000 $ 0 22,270 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BLANDINO CARL D
C/O OPEN SOLUTIONS INC.
455 WINDING BROOK DRIVE
GLASTONBURY, CT 06033
      SVP, CFO & Treasurer  

Signatures

 /s/ Carl D. Blandino   11/07/2005
**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) The reported sale was effected by a broker transaction pursuant to instructions set forth in a Rule 10b5-1 trading plan adopted by the reporting person.
(2) This option was granted on 5/6/2003 for 34,482 shares of common stock. 25% of the shares vested on 5/6/2004 and the remaining shares vest in equal monthly installments thereafter until 5/6/2007.

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