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 *
Porter Orlin LLC
  2. Issuer Name and Ticker or Trading Symbol
CHORDIANT SOFTWARE INC [CHRD]
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)
666 FIFTH AVENUE, 34TH FLOOR
3. Date of Earliest Transaction (Month/Day/Year)
05/19/2009
(Street)

NEW YORK, NY 10103
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 Stock 05/19/2009   P   50,000 A $ 3.13 3,259,600 I (1) Footnote (2)

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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
Porter Orlin LLC
666 FIFTH AVENUE
34TH FLOOR
NEW YORK, NY 10103
    X    
PORTER A ALEX
C/O PORTER ORLIN LLC
666 FIFTH AVENUE, 34TH FLOOR
NEW YORK, NY 10103
    X    
HULME GEOFFREY
C/O PORTER ORLIN LLC
666 FIFTH AVENUE, 34TH FLOOR
NEW YORK, NY 10103
    X    
FRIEDLAND JONATHAN W
C/O PORTER ORLIN LLC
666 FIFTH AVENUE, 34TH FLOOR
NEW YORK, NY 10103
    X    
ORLIN PAUL E
C/O PORTER ORLIN LLC
666 FIFTH AVENUE, 34TH FLOOR
NEW YORK, NY 10103
    X    

Signatures

 Porter Orlin LLC, By: /s/ A. Alex Porter, Principal   05/21/2009
**Signature of Reporting Person Date

 /s/ A. Alex Porter   05/21/2009
**Signature of Reporting Person Date

 /s/ Geoffrey Hulme   05/21/2009
**Signature of Reporting Person Date

 /s/ Jonathan W. Friedland   05/21/2009
**Signature of Reporting Person Date

 /s/ Paul Orlin   05/21/2009
**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 of the Reporting Persons (each, a "Reporting Person" and collectively, the "Reporting Persons") disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. The Reporting Persons affirmatively disclaim being a "group" for purposes of Section 16 of the Securities Exchange Act of 1934, as amended.
(2) The securities reported on this filing are held in the accounts of unregistered investment companies and managed accounts over which the Reporting Persons exercise investment discretion.

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