<PAGE> OMB Number 3235-0104
Expires: December 31, 2001
Estimated average burden
hours per response 0.5
U.S. SECURITIES AND EXCHANGE COMMISSION
Washington, D. C. 20549
FORM 3
INITIAL STATEMENT OF 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)
1. Name and Address of Reporting Person
Petroni, Marco L. 1725 Kearney St., No. 1, San Francisco, CA 94133
(Last), (First) (Middle), (Street), (City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
December 28, 1999
3. IRS or Social Security Number of Reporting Person (Voluntary)
________
4. Issuer Name and Ticker and Trading Symbol
OPTi, Inc. (OPTI)
5. Relationship of reporting person to issuer
(Check all applicable)
____ Director __X_ 10% Owner
____ Officer (give ____ Other (specify
title below) below)
______________________
6. If Amendment, Date of Original (Month/Day/Year)
_____________________
7. Individual or Joint/Group Filing (Check Applicable line)
____ Form filed by one Reporting Person
_X__ Form filed by More than One Reporting Person
<PAGE>
FORM 3 (continued) Page 2 of 6 Pages
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Inst. 4)
Common Stock
2. Amount of Securities Beneficially Owned (Instr. 4)
4,950
3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)
D(1)
4. Nature of Indirect Beneficial Ownership (Instr. 5)
____________________
___________________________________________________________________________
1. Title of Security (Inst. 4)
Common Stock
2. Amount of Securities Beneficially Owned (Instr. 4)
1,177,000
3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)
D(2)
4. Nature of Indirect Beneficial Ownership (Instr. 5)
____________________
Reminder: Report on a separate line for each class of
securities beneficially owned directly or indirectly. (Over)
* If the form is filed by more than one reporting person,
see Instruction 5(b)(v). SEC 1473 (3-99)
<PAGE>
FORM 3 (continued) Page 3 of 6 Pages
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Inst. 4)
___________________________________________
2. Date Exercisable and Expiration Date (Month/Day/Year)
Date Exercisable Expiration Date
____________________ ________________________
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
Title ________________________ Amount or Number of Shares __________
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)
______________________________________________________________________
___________________________________________________________________________
Explanation of Responses:
(1) Owned directly by Marco L. Petroni (Petroni).
(2) Owned directly by MGCM Partners,. L.P. (MGCM). Also owned indirectly
by MG Capital Management, LLC (MG Capital) as the general partner of MGCM,
and by Petroni as Manager of MG Capital. MG Capital and Petroni disclaim
beneficial ownership of the securities reported except to the extent of
their respective pecuniary interests in those securities.
<PAGE>
FORM 3 (continued) Page 4 of 6 Pages
Dated: January 4, 2000
MG CAPITAL MANAGEMENT, LLC
A Delaware Limited Liability Company
/s/ Marco L. Petroni
Marco L. Petroni
Manager
MGCM PARTNERS, L. P.
A Delaware Limited Partnership
By: MG Capital Management, LLC
General Partner
/s/ Marco L. Petroni
Marco L. Petroni
Manager
/s/ Marco L. Petroni
Marco L. Petroni
** 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 provided 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.
<PAGE>
FORM 3 (continued) Page 5 of 6 Pages
CONFIRMING STATEMENT
This Statement confirms that the undersigned have authorized and designated
Marco L. Petroni (Petroni) to execute and file on the undersigned's behalf
all Forms 3, 4 and 5 (including any amendments thereto) that the
undersigned may be required to file with the U.S. Securities and Exchange
Commission as a result of the undersigned's ownership of or transactions in
securities of OPTi Inc. (OPTi). The authority of Petroni under this
Statement shall continue until the undersigned are no longer required to
file Forms 3, 4 and 5 with regard to the undersigned's ownership of or
transactions in securities of OPTi, unless earlier revoked in writing. The
undersigned acknowledge that Petroni is not assuming any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
Date: January 4, 2000
MG CAPITAL MANAGEMENT, LLC
A Delaware Limited Liability Company
/s/ Marco L. Petroni
Marco L. Petroni
Manager
MGCM PARTNERS, L. P.
A Delaware Limited Partnership
By: MG Capital Management, LLC
General Partner
/s/ Marco L. Petroni
Marco L. Petroni
Manager
/s/ Marco L. Petroni
Marco L. Petroni
<PAGE>
FORM 3 (continued) Page 6 of 6 Pages
JOINT FILER INFORMATION
Name: MG Capital Management, LLC
1725 Kearney Street, No. 1
San Francisco, Ca 94133
Designated Filer: Marco L. Petroni
Issuer & Ticker Symbol: OPTi, Inc. (OPTi)
Date of Event Requiring Statement: December 28, 1999
Signature: MG CAPITAL MANAGEMENT, LLC
A Delaware Limited Liability Company
/s/ Marco L. Petroni
Marco L. Petroni
Manager
Name: MGCM Partners, L.P.
1725 Kearney Street
San Francisco, Ca 94133
Designated Filer: Marco L. Petroni
Issuer & Ticker Symbol: OPTi, Inc. (OPTI)
Date of Event Requiring Statement: December 28, 1999
Signature: MGCM PARTNERS, L. P.
A Delaware Limited Partnership
By: MG Capital Management, LLC
General Partner
/s/ Marco L. Petroni
Marco L. Petroni
Manager
