Schedule 13G

-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, CblwOG/A2zVyF6V0hSaxL6t+SJVWrxakMoAJ3PM/WU8M+WbdwaqFzA3t1jnJnMZp 13j+ESN4SqgvqHkuCzxSkA== 0000088525-04-000020.txt : 20040213 0000088525-04-000020.hdr.sgml : 20040213 20040213173057 ACCESSION NUMBER: 0000088525-04-000020 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20040213 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: RENTECH INC /CO/ CENTRAL INDEX KEY: 0000868725 STANDARD INDUSTRIAL CLASSIFICATION: PAINTS, VARNISHES, LACQUERS, ENAMELS & ALLIED PRODUCTS [2851] IRS NUMBER: 840957421 STATE OF INCORPORATION: CO FISCAL YEAR END: 0930 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-42225 FILM NUMBER: 04600863 BUSINESS ADDRESS: STREET 1: 1331 17TH STREET SUITE 720 CITY: DENVER STATE: CO ZIP: 80202-1566 BUSINESS PHONE: 3032988008 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: SECURITY MANAGEMENT CO LLC /KS/ CENTRAL INDEX KEY: 0000791185 IRS NUMBER: 481183041 STATE OF INCORPORATION: KS FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: ONE SECURITY BENEFIT PLACE CITY: TOPEKA STATE: KS ZIP: 66636-0001 BUSINESS PHONE: 7854383127 MAIL ADDRESS: STREET 1: ONE SECURITY BENEFIT PLACE CITY: TOPEKA STATE: KS ZIP: 66636-0001 FORMER COMPANY: FORMER CONFORMED NAME: SECURITY MANAGEMENT CO DATE OF NAME CHANGE: 19970224 SC 13G/A 1 rentech-13g.htm FORM 13G Schedule 13G

                                   UNITED STATES
                        SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, D.C. 20549

                                   SCHEDULE 13G

                     UNDER THE SECURITIES EXCHANGE ACT OF 1934

                                (AMENDMENT NO. 1)*


                                   RENTECH, INC.
- ----------------------------------------------------------------------------------
                                 (Name of Issuer)

                                   COMMON STOCK
- ----------------------------------------------------------------------------------
                          (Title of Class of Securities)

                                     760112102
- ----------------------------------------------------------------------------------
                                  (CUSIP Number)

                                 December 31, 2003
- ----------------------------------------------------------------------------------
              (Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule is
filed:

   [X]  Rule 13d-1(b)
   [_]  Rule 13d-1(c)
   [_]  Rule 13d-1(d)

*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  the
 disclosures provided in a prior cover page.

The  information  required in 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).

CUSIP No. 760112102
- ----------------------------------------------------------------------------------
 1.  Names of Reporting Persons.            Security Management Company, LLC

     I.R.S. Identification Nos. of
     above persons (entities only).         48-1183041
- ----------------------------------------------------------------------------------
 2.  Check the Appropriate Box
     If a Member of a Group
     (See Instructions):                    (a) [_]  (b) [_]  Not Applicable [X]
- ----------------------------------------------------------------------------------
 3.  SEC Use Only
- ----------------------------------------------------------------------------------
 4.  Citizenship or Place of Organization   A limited liability company organized
                                            under the laws of the State of Kansas.
- ----------------------------------------------------------------------------------
Number         5.  Sole Voting Power                       3,940,300
of Shares
Beneficially   6.  Shared Voting Power                           -0-
Owned
by Each        7.  Sole Dispositive Power                  3,940,300
Reporting
Person With:   8.  Shared Dispositive Power                      -0-
- ----------------------------------------------------------------------------------
 9.  Aggregate Amount Beneficially
     Owned by Each Reporting Person                        3,940,300
- ----------------------------------------------------------------------------------
10.  Check If the Aggregate Amount in
     Row (9) Excludes Certain Shares
     (See Instructions)                                 Not applicable
- ----------------------------------------------------------------------------------
11.  Percent of Class Represented
     by Amount in Row (9)                                    4.80%
- ----------------------------------------------------------------------------------
12.  Type of Reporting Person
     (See Instructions)                                       IA
- ----------------------------------------------------------------------------------

ITEM 1
- ------

   (a)  NAME OF ISSUER:
        Rentech, Inc.

   (b)  ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
        1331 17th Street, Suite 720, Denver, Colorado 80202-1566

ITEM 2
- ------

   (a)  NAME OF PERSON FILING:
        Security Management Company, LLC

   (b)  ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
        One Security Benefit Place, Topeka, Kansas  66636-0001

   (c)  CITIZENSHIP:
        Security Management Company, LLC is a Kansas limited liability company.

   (d)  TITLE OF CLASS OF SECURITIES:
        Common Stock

   (e)  CUSIP NUMBER:
        760112102

ITEM 3   IF THIS STATEMENT IS FILED PURSUANT TO §§240.13D-1(B), OR 240.13D-2(B) OR
- ------   (C), CHECK WHETHER THE PERSON FILING IS A:

   (a)  |_|  Broker or dealer  registered  under  section 15 of the Act (15 U.S.C.
             78o).
   (b)  |_|  Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
   (c)  |_|  Insurance  company  as defined  in  section  3(a)(19)  of the Act (15
             U.S.C. 78c).
   (d)  |_|  Investment  company  registered  under  section  8 of the  Investment
             Company Act of 1940 (15 U.S.C. 80a-8).
   (e)  |X|  An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
   (f)  |_|  An  employee  benefit  plan  or  endowment  fund in  accordance  with
             §240.13d-1(b)(1)(ii)(F);
   (g)  |_|  A parent  holding  company  or  control  person  in  accordance  with
             §240.13d-1(b)(1)(ii)(G);
   (h)  |_|  A savings  association  as  defined in  Section  3(b) of the  Federal
             Deposit Insurance Act (12 U.S.C. 1813);
   (i)  |_|  A church plan that is excluded  from the  definition of an investment
             company under section 3(c)(14) of the Investment  Company Act of 1940
             (15 U.S.C. 80a-3);
   (j)  |_|  Group, in accordance with §240.13d-1(b)(1)(ii)(J).

ITEM 4   OWNERSHIP.
- ------

   Provide the following information regarding the aggregate number and percentage
   of the class of securities of the issuer identified in Item 1.

   (a)  AMOUNT BENEFICIALLY OWNED:
        As of December 31, 2003,  Security  Management  Company,  LLC beneficially
        owned  3,940,300  shares  of  Rentech,  Inc.  common  stock  of a total of
        82,128,677 shares outstanding.**

   (b)  PERCENT OF CLASS:
        The shares owned by Security Management Company,  LLC constituted 4.80% of
        the class of stock.

   (c)  NUMBER OF SHARES AS TO WHICH THE PERSON HAS:
          (i)  Sole power to vote or direct the vote:               3,940,300
         (ii)  Shared power to vote or direct the vote:             Not applicable
        (iii)  Sole power to dispose or direct the disposition of:  3,940,300
         (iv)  Shared power to dispose or direct the
               disposition of:                                      Not applicable

   **This  report is being  filed on behalf of Security  Management  Company,  LLC
     ("SMC"),  a Kansas  limited  liability  company,  and/or  certain  investment
     advisory clients relating to their collective  beneficial ownership of shares
     of common stock of the Issuer.  SMC is a registered  investment adviser under
     Section 203 of the  Investment  Advisers Act of 1940. As a result of its role
     as investment  adviser,  SMC may be deemed to be the beneficial  owner of the
     securities of the Issuer. SMC has the sole power to dispose of the shares.

ITEM 5   OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.
- ------

   If this  statement is being filed to report the fact that as of the date hereof
   the reporting  person has ceased to be the  beneficial  owner of more than five
   percent of the class of securities, check the following |X|.

ITEM 6   OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.
- ------

   Not applicable.

ITEM 7   IDENTIFICATION  AND  CLARIFICATION  OF THE SUBSIDIARY  WHICH ACQUIRED THE
- ------   SECURITY  BEING  REPORTED  ON BY THE  PARENT  HOLDING  COMPANY OR CONTROL
         PERSON.

   Not applicable.

ITEM 8   IDENTIFICATION AND CLARIFICATION OF MEMBER OF THE GROUP.
- ------

   Not applicable.

ITEM 9   NOTICE OF DISSOLUTION OF GROUP.
- ------

   Not applicable.

ITEM 10   CERTIFICATION.
- -------

   By signing below I certify  that,  to the best of my knowledge and belief,  the
   securities  referred to above were acquired and are held in the ordinary course
   of business  and were not  acquired and are not held for the purpose of or with
   the  effect  of  changing  or  influencing  the  control  of the  issuer of the
   securities  and were not acquired and are not held in  connection  with or as a
   participant in any transaction having that purpose or effect.

                                     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:  February 13, 2004


                                      JAMES R. SCHMANK
                                      --------------------------------------------
                                      James R. Schmank
                                      President and Managing Member Representative

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