Sec Form 4 Filing - CLAMMER ADAM @ ZHONE TECHNOLOGIES INC - 2005-05-12

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 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: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person CLAMMER ADAM 2. Issuer Name and Ticker or Trading Symbol ZHONE TECHNOLOGIES INC [ ZHNE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O KOHLBERG KRAVIS ROBERTS & CO., 9 WEST 57TH STREET, 41ST FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 05/12/2005 (Street) NEW YORK, NY10019 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 05/12/2005 A 4,032 ( 1 ) A $ 2.48 7,468 D Common Stock 0 I See Footnote ( 2 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Director Stock Option (Right to Buy) $ 2.48 05/12/2 005 A 30,000 ( 3 ) 05/12/2015 Common Stock 30,000 $ 0 30,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other CLAMMER ADAM C/O KOHLBERG KRAVIS ROBERTS & CO. 9 WEST 57TH STREET, 41ST FLOOR NEW YORK, NY10019 X Signatures Richard J. KreiderAttorney-in-Fact for the Reporting Person 05/16/2005 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Grant of share award for services by the Reporting Person on the Board of Directors of the Issuer pursuant to the Zhone Technologies, Inc. 2002 Stock Incentive Plan. ( 2 )KKR-ZT, L.L.C. holds 8,959,375 shares of common stock of Zhone. The Reporting Person is a limited partner of KKR Associates 1996, L.P., which is the sole general partner of KKR 1996 Fund, L.P., which is the senior member of KKR-ZT, L.L.C. The Reporting Person disclaims beneficial ownership in such shares. ( 3 )The shares subject to the option vest and become exercisable in 48 equal monthly installments over a 4-year period beginning June 12, 2005, so that all of the shares subject to the option will become fully vested and exercisable on May 12, 2009.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* 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).

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