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FORM 4 OMB APPROVAL
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----- Check this box if no longer OMB Number: 3235-0287
subject to Section 16. Form 4 Expires: January 31, 2005
----- or Form 5 obligations may Estimated average burden
continue. SEE Instruction 1(b). hours per response .... 0.5
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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(f) of the Investment Company Act of 1940
(Print or Type Responses)
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1. Name and Address of Reporting Person*
Ardsley Advisory Partners
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(Last) (First) (Middle)
262 Harbor Drive
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(Street)
Stamford CT 06902
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(City) (State) (Zip)
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2. Issuer Name and Ticker or Trading Symbol
OM Group Inc. (OMG)
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3. IRS or Social Security Number of Reporting Person (Voluntary)
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4. Statement for Month/Day/Year
01/14/03
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5. If Amendment, Date of Original (Month/Day/Year)
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Page 1 of 6
6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
[ ] Director
[X] 10% Owner
[ ] Officer (give title below)
[ ] Other (specify below)
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7. Individual or Joint/Group Filing (Check Applicable Line)
[ ] Form filed by One Reporting Person
[X] Form filed by More than One Reporting Person
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TABLE I--NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY
OWNED
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1. Title of 2. Trans- 2A. Deemed 3. Trans- 4. Securities Acquired
Security action Execution action (A) or Disposed of (D)
(Instr. 3) Date Date, if Code (Instr. 3, 4 and 5)
(Month/ any (Month/ (Instr. 8) ----------------------
Day/ Day/ ---------- Amount (A) or Price
Year) Year) Code V (D)
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OM Group Inc., Common Stock,
$0.01 par value
per share
("Common Stock") 01/14/03 P 200,000 A $9.2028
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("Common Stock") 01/14/03 P 100,000 A $9.2789
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Page 2 of 6
5. Amount of 6. Ownership 7. Nature of
Securities Form: Direct Indirect
Beneficially (D) or Indirect Beneficial
Owned following (I) (Instr. 4) Ownership
Reported (Instr. 4)
Transactions
(Instr. 3
and 4)
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3,450,000 I(1)(2) (1)(2)
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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).
TABLE II - DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
(E.G., PUTS, CALLS, WARRANTS, OPTIONS, CONVERTIBLE SECURITIES)
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1. Title of Derivative 2. Conver- 3. Transac- 4. Transac- 5. Number of
Security (Instr. 3) sion or tion Date tion Code Derivative
Exercise (Month/ (Instr. 8) Securities
Price of Day/ ------------ Acquired (A)
Deriv- Year) Code V or Disposed
ative of (D) (Instr.
Security 3, 4, and 5)
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(A) (D)
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6. Date Exer- 7. Title and Amount 8. Price of
cisable and of Underlying Derivative
Expiration Date Securities Security
(Month/Day/ (Instr. 3 and 4) (Instr. 5)
Year) -------------------
----------------- Amount or
Date Expira- Title Number of
Exer- tion Shares
cisable Date
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Page 3 of 6
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9. Number of 10. Ownership 11. Nature of
Derivative Form of Indirect
Securities Derivative Beneficial
Beneficially Security: Ownership
Owned at Direct (D) or (Instr. 4)
End of Month Indirect (I)
(Instr. 4) (Instr. 4)
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Explanation of Responses
(1) The shares of Common Stock to which this note relates are held directly
by Ardsley Offshore Fund Ltd., a British Virgin Islands corporation
("Ardsley Offshore"), as to 1,100,000 shares; Ardsley Partners Fund II,
L.P., a Delaware limited partnership ("Ardsley Fund II"), as to 975,000
shares; Ardsley Partners Institutional Fund, L.P., a Delaware limited
partnership, ("Ardsley Institutional"), as to 500,000 shares; Augusta
Partners L.P. a Delaware limited partnership ("Augusta"), as to 475,000
shares; Philip J. Hempleman, the managing partner of Ardsley Advisory
Partners and the general partner of Ardsley Partners I as to 350,000
shares and Marion Lynton ("Lynton") as to 50,000 shares.
(2) Ardsley Advisory Partners serves as investment manager to, and has
investment discretion over the securities held by Ardsley Offshore and
the Lynton account. Ardsley Advisory Partners also serves as a
non-managing member of Augusta Management L.L.C., the investment advisor
to Augusta and has investment discretion over the securities held by
Augusta. Ardsley Partners I serves as the general partner of, and has
investment discretion over the securities held by Ardsley Fund II and
Ardsley Institutional. Ardsley Partners I also serves as the general
partner of Ardsley Advisory Partners. Ardsley Advisory Partners and
Ardsley Partners I each disclaim any beneficial ownership of any of the
Issuer's securities to which this Form 4 relates for the purposes of
Section 16 of the Securities Exchange Act of 1934, as amended, except as
to such securities representing in which each such person may be deemed
to have an indirect pecuniary interest pursuant to Rule 16a-1(a)(2).
Page 4 of 6
* 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.
ARDSLEY ADVISORY PARTNERS
/s/ Philip J. Hempleman 01/16/03
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Name: Philip J. Hempleman Date
Title: Managing Partner
**Signature of Reporting Person
Joint Filer Information
Name: Ardsley Offshore Fund Ltd.
Address: Romasaco Place, Wickhams Cay I, Roadtown Tortola,
British Virgin Islands
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: Ardsley Offshore Fund, Ltd.
By: Neil Glass, its vice president and administrative manager
By: /s/ Neil Glass
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Name: Neil Glass
Title: Vice President and Administrative Manager
Name: Ardsley Partners Fund II, L.P.
Address: 262 Harbor Drive, Stamford, Connecticut 06902
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: Ardsley Partners Fund II, L.P.
By: Ardsley Partners I, its general partner
By: /s/ Philip J. Hempleman
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Name: Philip J. Hempleman
Title: General Partner
Name: Ardsley Partners Institutional Fund, L.P.
Address: 262 Harbor Drive, Stamford, Connecticut 06902
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: Ardsley Partners Institutional Fund, L.P.
By: Ardsley Partners I, its general partner
By: /s/ Philip J. Hempleman
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Name: Philip J. Hempleman
Title: General Partner
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Name: Augusta Partners L.P.
Address: 622 Third Avenue, New York, New York 10017
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: Augusta Partners L.P.
By: Howard Singer, its general partner
By: /s/ Howard Singer
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Name: Howard Singer
Title: General Partner
Name: Ardsley Partners I
Address: 262 Harbor Drive, Stamford, Connecticut 06902
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: Ardsley Partners I
By: /s/ Philip J. Hempleman
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Name: Philip J. Hempleman
Title: General Partner
Name: Philip J. Hempleman
Address: c/o Ardsley Advisory Partners 262 Harbor Drive,
Stamford, Connecticut 06902
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: /s/ Philip J. Hempleman
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Name: Philip J. Hempleman
Name: Marion Lynton
Address: 961 Senimore Road, Larchmont, NY 10538
Designated Filer: Ardsley Advisory Partners
Issuer & Ticker Symbol: OM Group, Inc.(OMG)
Date of Event Requiring Statement: 01/14/03
Signature: /s/ Marion Lynton
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Name: Marion Lynton
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