<PAGE> 1
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13D/A
(AMENDMENT NO. 1)
UNDER THE SECURITIES EXCHANGE ACT OF 1934*
PETROGLYPH ENERGY, INC.
(NAME OF ISSUER)
COMMON STOCK, PAR VALUE $.01 PER SHARE
(TITLE OF CLASS OF SECURITIES)
71649C101
(CUSIP NUMBER)
RICHARD L. COVINGTON
777 MAIN STREET, SUITE 2250
FORT WORTH, TEXAS 76102
(817) 338-9235
(NAME, ADDRESS AND TELEPHONE NUMBER OF PERSON
AUTHORIZED TO RECEIVE NOTICES AND COMMUNICATIONS)
AUGUST 18, 1999
(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 Sections 240.13d-1(e), 240.13d-1(f) or 204.13d-1(g), check
the following box. [ ]
NOTE: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Section 240.13d-7(b) for
other parties to whom copies are to be sent.
*The remainder of the 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).
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CUSIP NO. 71649C101 SCHEDULE 13D
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(1) Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above
Persons (entities only)
NATURAL GAS PARTNERS III, L.P.
- --------------------------------------------------------------------------------
(2) Check the Appropriate Box if a Member of a Group (See
Instructions) (a) [ ]
(b) [ ]
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(3) SEC Use Only
- --------------------------------------------------------------------------------
(4) Source of Funds (See Instructions) OO (See Item 3)
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(5) Check if Disclosure of Legal Proceedings is Required Pursuant to
Items 2(d) or 2(e) [ ]
- --------------------------------------------------------------------------------
(6) Citizenship or Place of Organization NATURAL GAS PARTNERS III, L.P. IS A
LIMITED PARTNERSHIP FORMED UNDER THE
LAWS OF THE STATE OF DELAWARE.
- --------------------------------------------------------------------------------
Number of (7) Sole Voting Power 0
Shares --------------------------------------------------------
Beneficially (8) Shared Voting Power 0
Owned by --------------------------------------------------------
Each (9) Sole Dispositive Power 0
Reporting --------------------------------------------------------
Person With: (10) Shared Dispositive Power 0
- --------------------------------------------------------------------------------
(11) Aggregate Amount Beneficially Owned by Each Reporting Person 0
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(12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See
Instructions) O
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(13) Percent of Class Represented by Amount in Row (11) 0%
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(14) Type of Reporting Person (See Instructions) PN
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CUSIP NO. 71649C101 SCHEDULE 13D
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(1) Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above
Persons (entities only)
RAINWATER ENERGY INVESTORS, L.P.
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(2) Check the Appropriate Box if a Member of a Group (See Instructions)
(a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
(3) SEC Use Only
- --------------------------------------------------------------------------------
(4) Source of Funds (See Instructions) OO (See Item 3)
- --------------------------------------------------------------------------------
(5) Check if Disclosure of Legal Proceedings is Required Pursuant to
Items 2(d) or 2(e) [ ]
- --------------------------------------------------------------------------------
(6) Citizenship or Place of Organization RAINWATER ENERGY INVESTORS, L.P. IS
A LIMITED PARTNERSHIP FORMED UNDER
THE LAWS OF THE STATE OF DELAWARE.
- --------------------------------------------------------------------------------
Number of (7) Sole Voting Power 0
Shares -----------------------------------------------------
Beneficially (8) Shared Voting Power 0
Owned by -----------------------------------------------------
Each (9) Sole Dispositive Power 0
Reporting -----------------------------------------------------
Person With: (10) Shared Dispositive Power 0
- --------------------------------------------------------------------------------
(11) Aggregate Amount Beneficially Owned by Each Reporting Person 0
- --------------------------------------------------------------------------------
(12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares
(See Instructions) [ ]
- --------------------------------------------------------------------------------
(13) Percent of Class Represented by Amount in Row (11) 0%
- --------------------------------------------------------------------------------
(14) Type of Reporting Person (See Instructions) PN
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CUSIP NO. 71649C101 SCHEDULE 13D
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(1) Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above
Persons (entities only)
GFW III, L.L.C.
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(2) Check the Appropriate Box if a Member of a Group
(See Instructions) (a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
(3) SEC Use Only
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(4) Source of Funds (See Instructions) OO (See Item 3)
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(5) Check if Disclosure of Legal Proceedings is Required Pursuant to
Items 2(d) or 2(e) [ ]
- --------------------------------------------------------------------------------
(6) Citizenship or Place of Organization GFW III, L.L.C. IS A LIMITED
LIABILITY COMPANY FORMED UNDER THE
LAWS OF THE STATE OF DELAWARE.
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Number of (7) Sole Voting Power 0
Shares -----------------------------------------------------
Beneficially (8) Shared Voting Power 0
Owned by -----------------------------------------------------
Each (9) Sole Dispositive Power 0
Reporting -----------------------------------------------------
Person With: (10) Shared Dispositive Power 0
- --------------------------------------------------------------------------------
(11) Aggregate Amount Beneficially Owned by Each Reporting Person 0
- --------------------------------------------------------------------------------
(12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares
(See Instructions) O
- --------------------------------------------------------------------------------
(13) Percent of Class Represented by Amount in Row (11) 0%
- --------------------------------------------------------------------------------
(14) Type of Reporting Person (See Instructions) PN
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ITEM 1. SECURITY AND ISSUER.
No modification.
ITEM 2. IDENTITY AND BACKGROUND.
No modification.
ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.
No modification.
ITEM 4. PURPOSE OF TRANSACTION.
Item 4 has been amended by adding the following:
Effective August 18, 1999, the Partnership sold all of the 728,291 shares
of Common Stock owned by it.
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER.
Item 5 has been amended as follows:
(a) The Partnership, Rainwater and GFW III, L.L.C. each beneficially owns
zero shares (and thus zero percent) of the Common Stock.
(b) The Partnership, Rainwater and GFW III, L.L.C. each has the power to
vote or direct the vote or to dispose or direct the disposition of zero shares
of Common Stock.
(e) Each of the Partnership, Rainwater and GFW III, L.L.C. ceased to be
the owner of more than five percent (5%) of the shares of Common Stock effective
August 18, 1999.
ITEM 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT
TO THE SECURITIES OF THE ISSUER.
No Modification.
ITEM 7. MATERIAL TO BE FILED AS EXHIBITS.
No Modification.
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SIGNATURES
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.
Date: August 23, 1999 NATURAL GAS PARTNERS III, L.P.
By: Rainwater Energy Investors, L.P.
its Sole General Partner
By: GFW III, L.L.C.,
its Sole General Partner
By: /s/ KENNETH A. HERSH
------------------------------
Kenneth A. Hersh
Authorized Member
Date: August 23, 1999 RAINWATER ENERGY INVESTORS, L.P.
By: GFW III, L.L.C.,
its Sole General Partner
By: /s/ KENNETH A. HERSH
------------------------------
Kenneth A. Hersh
Authorized Member
Date: August 23, 1999 GFW III, L.L.C.
By: /s/ KENNETH A. HERSH
------------------------------
Kenneth A. Hersh
Authorized Member
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INDEX TO EXHIBITS
<TABLE>
<CAPTION>
EXHIBIT
NUMBER DESCRIPTION
- ------- -----------
<S> <C>
99.1 AGREEMENT MADE PURSUANT TO RULE 13d-1(k)(1)(iii)
</TABLE>
<PAGE> 1
EXHIBIT 99.1
JOINT FILING AGREEMENT
The parties hereto agree that pursuant to Rule 13d-1(k)(1)(iii) of
Regulation 13D promulgated by the Securities and Exchange Commission pursuant to
the Securities Exchange Act of 1934, as amended, the Schedule 13D of which this
Agreement is made an exhibit is filed on behalf of them in the capacity set
forth below.
Date: August 23, 1999 NATURAL GAS PARTNERS III, L.P.
By: Rainwater Energy Investors, L.P.
its Sole General Partner
By: GFW III, L.L.C.,
its Sole General Partner
By: /s/ KENNETH A. HERSH
------------------------------
Kenneth A. Hersh
Authorized Member
Date: August 23, 1999 RAINWATER ENERGY INVESTORS, L.P.
By: GFW III, L.L.C.,
its Sole General Partner
By: /s/ KENNETH A. HERSH
------------------------------
Kenneth A. Hersh
Authorized Member
Date: August 23, 1999 GFW III, L.L.C.
By: /s/ KENNETH A. HERSH
------------------------------
Kenneth A. Hersh
Authorized Member
