0001535264-15-000072.txt : 20150707
0001535264-15-000072.hdr.sgml : 20150707
20150707134516
ACCESSION NUMBER: 0001535264-15-000072
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20150701
FILED AS OF DATE: 20150707
DATE AS OF CHANGE: 20150707
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Carbon Natural Gas Co
CENTRAL INDEX KEY: 0000086264
STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311]
IRS NUMBER: 260818050
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 1700 BROADWAY, SUITE 1170
CITY: DENVER
STATE: CO
ZIP: 80290
BUSINESS PHONE: 720-407-7043
MAIL ADDRESS:
STREET 1: 1700 BROADWAY, SUITE 1170
CITY: DENVER
STATE: CO
ZIP: 80290
FORMER COMPANY:
FORMER CONFORMED NAME: ST LAWRENCE SEAWAY CORP
DATE OF NAME CHANGE: 19920703
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: AWM Investment Company, Inc.
CENTRAL INDEX KEY: 0001535264
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 000-02040
FILM NUMBER: 15976098
BUSINESS ADDRESS:
STREET 1: 527 MADISON AVENUE
STREET 2: SUITE 2600
CITY: NEW YORK
STATE: NY
ZIP: 10022
BUSINESS PHONE: 212-319-6670
MAIL ADDRESS:
STREET 1: 527 MADISON AVENUE
STREET 2: SUITE 2600
CITY: NEW YORK
STATE: NY
ZIP: 10022
4
1
primary_doc.xml
PRIMARY DOCUMENT
X0306
4
2015-07-01
0
0000086264
Carbon Natural Gas Co
CRBO
0001535264
AWM Investment Company, Inc.
527 MADISON AVENUE
SUITE 2600
NEW YORK
NY
10022
0
0
1
0
Common Stock
2015-07-01
4
S
0
20000
0.6205
D
10868889
I
By Limited Partnerships
This is a weighted average price.
AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (QP), Special Situations Cayman Fund, L.P. (Cayman) & Special Situations Private Equity Fund, L.P. (PE and together with QP and Cayman, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over. 7,540,556 shares of Common Stock of the Issuer (the Shares) held by QP, 2,217,222 Shares held by Cayman & 1,111,111 Shares held by PE. Austin W. Marxe (Marxe), David M. Greenhouse (Greenhouse) & Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
Adam Stettner
2015-07-07