<PAGE> 1
SCHEDULE 13D
(Rule 13d-101)
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
Under the Securities Exchange Act of 1934
Amendment No. 4
--------
Patina Oil & Gas Corporation
--------------------------------------------------------------------------------
(Name of Issuer)
Common Stock
--------------------------------------------------------------------------------
(Title of Class of Securities)
703224105
--------------------------------------------------------------------------------
(CUSIP Number)
Thomas R. Denison - First Reserve Corporation, 1801 California
St., #4110, Denver, CO 80202, (303) 382-1270
--------------------------------------------------------------------------------
(Name, Address and Telephone Number of Person Authorized to Receive Notices
and Communications)
August 17, 2000
--------------------------------------------------------------------------------
(Date of Event which Requires Filing of this Statement)
If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box
following box. |_|
Note: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Rule 13d-7(b) for other
parties to whom copies are to be sent.
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
SEC 1746 (12-91)
<PAGE> 2
---------------------- ------------------
CUSIP No. 703224105 SCHEDULE 13D Page 2 of 8 Pages
---------------------- ------------------
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
First Reserve Corporation
I.R.S. No.: 06-1210123
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) /X/
(b) / /
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
N/A
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) / /
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
7 SOLE VOTING POWER
0
NUMBER OF
----------------------------------------------------------
SHARES 8 SHARED VOTING POWER
BENEFICIALLY 2,044,498
OWNED BY ----------------------------------------------------------
9 SOLE DISPOSITIVE POWER
EACH
0
REPORTING
----------------------------------------------------------
PERSON 10 SHARED DISPOSITIVE POWER
WITH 2,044,498
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,044,498
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
/ /
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
10.8%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
CO
--------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
<PAGE> 3
---------------------- ------------------
CUSIP No. 703224105 SCHEDULE 13D Page 3 of 8 Pages
---------------------- ------------------
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
First Reserve Fund VII, Limited Partnership
I.R.S. No.: 06-1457408
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) /X/
(b) / /
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
OO
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) / /
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
7 SOLE VOTING POWER
0
NUMBER OF
----------------------------------------------------------
SHARES 8 SHARED VOTING POWER
BENEFICIALLY 2,044,498
OWNED BY ----------------------------------------------------------
9 SOLE DISPOSITIVE POWER
EACH
0
REPORTING
----------------------------------------------------------
PERSON 10 SHARED DISPOSITIVE POWER
WITH 2,044,498
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,044,498
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
/ /
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
10.8%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
PN
--------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
<PAGE> 4
---------------------- ------------------
CUSIP No. 703224105 SCHEDULE 13D Page 4 of 8 Pages
---------------------- ------------------
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
First Reserve GP VII, L.P.
I.R.S. No.: 06-1520256
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) /X/
(b) / /
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
N/A
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) / /
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
7 SOLE VOTING POWER
0
NUMBER OF
----------------------------------------------------------
SHARES 8 SHARED VOTING POWER
BENEFICIALLY 2,044,498
OWNED BY ----------------------------------------------------------
9 SOLE DISPOSITIVE POWER
EACH
0
REPORTING
----------------------------------------------------------
PERSON 10 SHARED DISPOSITIVE POWER
WITH 2,044,498
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,044,498
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
/ /
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
10.8%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
CO
--------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
<PAGE> 5
This Amendment No. 4 to the statement on Schedule 13D (the
"Statement"), originally filed on October 24, 1997, as amended on July 16, 1998,
and on July 7, 1999, and again on June 29, 2000, is filed by First Reserve Fund
VII, Limited Partnership ("Fund VII"), First Reserve GP VII, L.P., ("GP VII,"
and collectively, the "Funds"), and First Reserve Corporation ("First Reserve,"
and together with Fund VII and GP VII, the "Reporting Persons") and relates to
the Common Stock, par value $0.01 per share (the "Common Stock"), of Patina Oil
& Gas Corporation, a Delaware corporation (the "Issuer" or "Patina"). That
Schedule 13D is hereby amended as set forth below.
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER.
Item 5 is hereby deleted and replaced with the following:
(a) As of the date hereof, the Reporting Persons are the beneficial
owners of Patina Common Stock in the numbers and percentages set forth in the
table below:
<TABLE>
<CAPTION>
REPORTING PARTY NUMBER OF SHARES PERCENTAGE OF
BENEFICIALLY OWNED CLASS (2)
<S> <C> <C>
Fund VII 2,044,498 10.8%
GP VII (1) 2,044,498 10.8%
First Reserve (1) 2,044,498 10.8%
</TABLE>
(1) Consists of 2,044,498 shares receivable upon conversion of 776,903
shares of Preferred Stock held directly by Fund VII. GP VII is the general
partner of Fund VII and may be deemed to beneficially own the shares of Common
Stock owned by Fund VII. First Reserve, as the general partner of GP VII, may be
deemed to beneficially own all of the shares of Common Stock owned by the Funds.
(2) Based upon 18,970,858 shares of outstanding Common Stock. Includes
16,926,360 common shares reported outstanding by the Issuer as of July 26, 2000,
and 2,044,498 shares of Common Stock that may be received upon conversion of
776,903 shares of Preferred Stock owned by the Reporting Persons.
(b) Each Fund shares with its general partner the power to vote or to
direct the vote of the shares directly held by it. GP VII, as the general
partner of Fund VII, and First Reserve, in its role as general partner of GP
VII, shares with each Fund the power to cause each Fund to dispose of or vote
the shares of Common Stock directly held by such Fund.
(c) During the past 60 days, the following transactions were effected:
Page 5 of 8
<PAGE> 6
<TABLE>
<CAPTION>
REPORTING DATE NUMBER OF PRICE TRANSACTION
PARTY SHARES
<S> <C> <C> <C> <C>
Fund VII 6/22/2000 7,000 $18.798 Common Sold
Fund VII 6/23/2000 31,200 $19.740 Common Sold
Fund VII 6/26/2000 12,000 $19.265 Common Sold
Fund VII 6/27/2000 45,000 $19.797 Common Sold
Fund VII 6/28/2000 35,000 $20.2939 Common Sold
Fund VII 6/29/2000 45,000 $20.075 Common Sold
Fund VII 6/30/2000 65,000 $20.534 Common Sold
Fund VII 7/3/2000 15,000 $20.513 Common Sold
Fund VII 7/5/2000 800 $19.325 Common Sold
Fund VII 7/6/2000 2,000 $18.604 Common Sold
Fund VII 7/7/2000 6,000 $18.940 Common Sold
Fund VII 7/10/2000 5,000 $18.700 Common Sold
Fund VII 7/11/2000 10,000 $19.075 Common Sold
Fund VII 7/12/2000 6,000 $19.210 Common Sold
Fund VII 7/13/2000 1,600 $19.223 Common Sold
Fund VII 7/14/2000 500 $18.950 Common Sold
Fund VII 7/17/2000 3,000 $18.544 Common Sold
Fund VII 7/18/2000 3,000 $18.575 Common Sold
Fund VII 8/3/2000 11,000 $18.740 Common Sold
Fund VII 8/4/2000 15,000 $19.082 Common Sold
Fund VII 8/7/2000 20,000 $19.263 Common Sold
Fund VII 8/8/2000 1,000 $19.450 Common Sold
Fund VII 8/9/2000 9,700 $19.665 Common Sold
</TABLE>
Page 6 of 8
<PAGE> 7
<TABLE>
<CAPTION>
REPORTING DATE NUMBER OF PRICE TRANSACTION
PARTY SHARES
<S> <C> <C> <C> <C>
Fund VII 8/10/2000 4,200 $19.582 Common Sold
Fund VII 8/11/2000 7,500 $19.517 Common Sold
Fund VII 8/14/2000 5,000 $19.756 Common Sold
Fund VII 8/15/2000 15,000 $19.963 Common Sold
Fund VII 8/17/2000 35,000 $19.843 Common Sold
Fund VII 8/22/2000 91,120 $21.069 Common Sold
</TABLE>
(d) To the best knowledge of the Reporting Persons, no other person has
the right to receive, or the power to direct the receipt of dividends from, or
the power to direct the receipt of proceeds of the sale of the shares of Common
Stock owned by the Reporting Persons.
(e) Not applicable
Page 7 of 8
<PAGE> 8
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this Statement is true, complete and
correct.
Dated: August 24, 2000.
FIRST RESERVE FUND VII, LIMITED
PARTNERSHIP
By: First Reserve GP VII, LP, as General Partner
By: First Reserve Corporation,
as General Partner
By: /s/ Thomas R. Denison
---------------------------------------
Name: Thomas R. Denison
Title: Managing Director
FIRST RESERVE GP VII, LP
By: First Reserve Corporation,
as General Partner
By: /s/ Thomas R. Denison
---------------------------------------
Name: Thomas R. Denison
Title: Managing Director
FIRST RESERVE CORPORATION
By: /s/ Thomas R. Denison
--------------------------------------------
Name: Thomas R. Denison
Title: Managing Director
Page 8 of 8