CALGON CARBON CORPORATION
SC 13G, 1996-01-25
INDUSTRIAL INORGANIC CHEMICALS
Previous: SATURNA INVESTMENT TRUST, 24F-2NT, 1996-01-25
Next: VIACOM INC, SC 13D/A, 2003-03-20



<PAGE>
 
                                                   ---------------------------
                                                          OMB APPROVAL
                                                   ---------------------------
                                                   OMB number:       3235-0145
                                                   Expires:    AUGUST 31, 1991
                                                   Estimated average burden 
                                                   hours per response... 14.90
                                                   ---------------------------
                                                    



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

                                  SCHEDULE 13G

                   UNDER THE SECURITIES EXCHANGE ACT OF 1934
                            
                            (AMENDMENT NO.   7  )*  
                                           -----


                            Calgon Carbon Corporation
         -------------------------------------------------------------
                                (Name of Issuer)

                     Common Stock, par value $.01 per share
              ---------------------------------------------------
                        (Title of Class of Securities)

                                  129603 10 6
                   -----------------------------------------
                                 (CUSIP Number)


Check the following box if a fee is being paid with this statement [_]. (A fee
is not required only if the filing person: (1) has a previous statement on file
reporting beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7).

*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).


                               Page 1 of 4 Pages

<PAGE>
 
1.   Name of Reporting Person          Thomas A. McConomy  
                             -------------------------------------

2.   Check the Appropriate Box if a Member of a Group
     (a)  [ ]
     (b)  [ ]
 
3.   SEC Use Only 
                  -----------------------------------
 
4.   Citizenship           
                  ------------------------------------------------------------
 
Number of       5.  Sole Voting Power                4,850,480
                                     ------------------------------------------
Shares
Beneficially    6.  Shared Voting Power               
                                       ----------------------------------------
Owned by
Each            7.  Sole Dispositive Power           4,850,480
                                          -------------------------------------
Reporting
Person With     8.  Shared Dispositive Power          
                                            -----------------------------------
 
9.   Aggregate Amount Beneficially Owned by Each Reporting Person
                                                     4,850,480
     --------------------------------------------------------------------------

10.  Check Box if the Aggregate Amount in Row (9) Excludes Certain
     Shares
           --------------------------------------------------------------------
 
11.  Percent of Class Represented by Amount in Row 9   12.0%
                                                      ------

12.  Type of Reporting Person               
                             ------------------------------------

                               Page 2 of 4 Pages
<PAGE>
 
  
ITEM 1(A) NAME OF ISSUER:
          ---------------

          Calgon Carbon Corporation (the "Company")

ITEM 1(B) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
          ------------------------------------------------

          P. O. Box 717
          Pittsburgh, PA  15230-0717

ITEM 2(A) NAME OF PERSON FILING:
          ----------------------

          Thomas A. McConomy

ITEM 2(B) ADDRESS OF PRINCIPAL BUSINESS OFFICE, OR IF NONE, RESIDENCE:
          ------------------------------------------------------------

          413 Woodland Road
          Sewickley, PA 15143

ITEM 2(C) CITIZENSHIP:
          ------------

          United States of America

ITEM 2(D) TITLE OF CLASS OF SECURITIES:
          -----------------------------

          Common Stock, $.01 par value (the "Common Stock")

ITEM 2(E) CUSIP NO.:
          ----------

          129603 10 6

ITEM 3    STATEMENT FILED PURSUANT TO RULE 13D-1(B) OR 13D-2(B):
          ------------------------------------------------------------------
  
          None of the categories is applicable to the undersigned.

ITEM 4    OWNERSHIP:
          ----------

          (a) Amount Beneficially Owned and (b) Percent of Class.

              As calculated under Rule 13d-3, as of December 31, 1995,
          Thomas A. McConomy beneficially owned 4,850,480, or 12.0% of, shares
          of Common Stock. The Voting Trust in which Mr. McConomy previously
          had placed most of his shares expired by its terms on March 1,
          1995.

            The percent of class set forth above has been calculated pursuant to
          Rule 13d-3 (d)(1) and in a manner consistent with the calculation of 
          security ownership in the Company's proxy statements, and does not 
          give effect to 767,000 shares of Common Stock that may be issued 
          pursuant to outstanding stock options or shares held by the trustee of
          the Company's Employee Growth Participation Plan. The undersigned has 
          not been granted stock options nor is he a participant in such plan.

          (c) On December 31, 1995, Mr. McConomy had the sole power to vote and 
          dispose or direct the disposition of the 4,850,480 shares of Common 
          Stock then owned by him.


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

          Inapplicable.

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

          None

                               Page 3 of 4 Pages
<PAGE>
 
ITEM 7    IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE
          ----------------------------------------------------------------------
          SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY:
          ---------------------------------------------------------

          Inapplicable

ITEM 8    IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:
          ----------------------------------------------------------

          Inapplicable

ITEM 9    NOTICE OF DISSOLUTION OF GROUP:
          -------------------------------

          Inapplicable

ITEM 10   CERTIFICATION:
          --------------

          Inapplicable


                                   SIGNATURE
                                   ---------

        After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement with respect to me is
true, complete and correct.

                                            January 15, 1996
                                    -------------------------------
                                    Date

                                         /s/ Thomas A. McConomy
                                    -------------------------------
                                    Signature

                                           Thomas A. McConomy
                                    --------------------------------
                                    Name/Title


                               Page 4 of 4 Pages


© 2022 IncJournal is not affiliated with or endorsed by the U.S. Securities and Exchange Commission