<SUBMISSION>
<ACCESSION-NUMBER>0000882377-02-000263
<TYPE>SC 13D
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20020418
<GROUP-MEMBERS>EMANUEL GRUSS AND LESLIE GRUSS FBO MORGAN ROSEN
<GROUP-MEMBERS>EMANUEL GRUSS AND LESLIE GRUSS FBO RIPTON ROSEN
<GROUP-MEMBERS>LESLIE GRUSS
<GROUP-MEMBERS>MICHAEL ROSEN
<FILED-BY>
<COMPANY-DATA>
<CONFORMED-NAME>ROSEN MICHAEL L
<CIK>0001171497
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>SC 13D
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>143 AVENUE B
<STREET2>APT PHB
<CITY>NEW YORK
<STATE>NY
<ZIP>10009
</MAIL-ADDRESS>
</FILED-BY>
<SUBJECT-COMPANY>
<COMPANY-DATA>
<CONFORMED-NAME>CONTINENTAL INFORMATION SYSTEMS CORP
<CIK>0000024071
<ASSIGNED-SIC>5045
<IRS-NUMBER>160956508
<STATE-OF-INCORPORATION>NY
<FISCAL-YEAR-END>0531
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>SC 13D
<ACT>34
<FILE-NUMBER>005-34197
<FILM-NUMBER>02614694
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>45 BROADWAY ATRIUM
<STREET2>SUITE 1105
<CITY>NEW YORK
<STATE>NY
<ZIP>10006
<PHONE>3154551900
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>45 BROADWAY ATRIUM
<STREET2>SUITE 1105
<CITY>NEW YORK
<STATE>NY
<ZIP>10006
</MAIL-ADDRESS>
</SUBJECT-COMPANY>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>d48949.txt
<DESCRIPTION>MICHAEL ROSEN
<TEXT>

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

                                  SCHEDULE 13D
                               (Amendment No. 10)

                    Under the Securities Exchange Act of 1934


                   CONTINENTAL INFORMATION SYSTEMS CORPORATION
                                (Name of Issuer)

                           COMMON STOCK $.01 PAR VALUE
                         (Title of Class of Securities)

                                    211497102
                                 (CUSIP Number)


                             ERIC L. GOLDBERG, ESQ.
                 OLSHAN GRUNDMAN FROME ROSENZWEIG & WOLOSKY LLP
                       505 PARK AVENUE, NEW YORK NY 10022
                                 (212) 753-7200
       (Name, Address and Telephone Number of Person Authorized to Receive
                           Notices and Communications)

                                January 18, 2002
             (Date of Event which Requires Filing of this Statement)





If the filing person has previously filed a statement of Schedule 13G to report
the acquisition which is the subject of the Schedule 13D, and is filing this
schedule because of ss.ss.240.13d-1(e), 240.13d-1(f) or 240.13d-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 Rule 240.13d-7 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 the
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).


<PAGE>
CUSIP NO. 211497102               SCHEDULE 13D                PAGE 2 OF 9 PAGES


1        NAME OF REPORTING PERSON:  Michael Rosen

         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON:

                           S.S. NO. ###-##-####
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP     (a) [ ]
         (see instructions)                                   (b) [x]
--------------------------------------------------------------------------------
3        SEC USE ONLY
--------------------------------------------------------------------------------
4        SOURCE OF FUNDS (see instructions)
                           PF
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
         REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)                            [ ]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
--------------------------------------------------------------------------------
      NUMBER OF            7        SOLE VOTING POWER
        SHARES                              91,468 (See Item 5)
     BENEFICIALLY                   --------------------------------------------
       OWNED BY            8        SHARED VOTING POWER
         EACH                               24,063 (See Item 5)
      REPORTING                     --------------------------------------------
        PERSON                      9       SOLE DISPOSITIVE POWER
         WITH                               91,468 (See Item 5)
                                    --------------------------------------------
                                    10      SHARED DISPOSITIVE POWER
                                            24,063 (See Item 5)
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING         PERSON
                           115,531 (See Item 5)
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11)
         EXCLUDES CERTAIN SHARES (see instructions)                      [ ]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           2.2% (See Item 5)
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON (see instructions)
                           IN


<PAGE>
CUSIP NO. 211497102               SCHEDULE 13D                PAGE 3 OF 9 PAGES


1        NAME OF REPORTING PERSON:  Leslie Gruss

         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON:

                           S.S. NO. ###-##-####
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP     (a) [ ]
         (see instructions)                                   (b) [x]
--------------------------------------------------------------------------------
3        SEC USE ONLY
--------------------------------------------------------------------------------
4         SOURCE OF FUNDS (see instructions)
                           PF
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
         REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)                            [ ]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
--------------------------------------------------------------------------------
      NUMBER OF            7        SOLE VOTING POWER
        SHARES                              69,800 (See Item 5)
    BENEFICIALLY                    --------------------------------------------
       OWNED BY            8        SHARED VOTING POWER
         EACH                               24,063 (See Item 5)
       PERSON                       --------------------------------------------
        WITH               9        SOLE DISPOSITIVE POWER
                                      69,800 (See Item 5)
                                    --------------------------------------------
                          10        SHARED DISPOSITIVE POWER
                                            24,063 (See Item 5)
 -------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
         PERSON
                           93,863 (See Item 5)
 -------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11)
         EXCLUDES CERTAIN SHARES (see instructions)                [x]
                           (See Item 5)
 -------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           1.8% (See Item 5)
 -------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON (see instructions)
                           IN

<PAGE>
CUSIP NO. 211497102               SCHEDULE 13D                PAGE 4 OF 9 PAGES

1        NAME OF REPORTING PERSON:
                           Emanuel Gruss and Leslie Gruss as Trustees
                           FBO Ripton Philip Gruss Rosen
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON:
                           EID NO. 13-6960809
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP     (a) [ ]
         (see instructions)                                   (b) [x]
 -------------------------------------------------------------------------------
3        SEC USE ONLY
 -------------------------------------------------------------------------------
4         SOURCE OF FUNDS (see instructions)
                           PF
 -------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
         REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)                   [ ]
 -------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION
                           New York
 -------------------------------------------------------------------------------
      NUMBER OF            7        SOLE VOTING POWER
        SHARES                              65,381 (See Item 5)
     BENEFICIALLY                   --------------------------------------------
       OWNED BY            8        SHARED VOTING POWER
         EACH                               0 (See Item 5)
      REPORTING                     --------------------------------------------
        PERSON             9        SOLE DISPOSITIVE POWER
         WITH                               65,381 (See Item 5)
                                    --------------------------------------------
                          10        SHARED DISPOSITIVE POWER
                                            0 (See Item 5)
 -------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING         PERSON
                           65,381 (See Item 5)
 -------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11)
         EXCLUDES CERTAIN SHARES (see instructions)                  [x]
                           (See Item 5)
 -------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           1.3% (See Item 5)
 -------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON (see instructions)
                           OO

<PAGE>
CUSIP NO. 211497102               SCHEDULE 13D                PAGE 5 OF 9 PAGES

1        NAME OF REPORTING PERSON:
                           Emanuel Gruss and Leslie Gruss as Trustees
                           FBO Morgan Alfred Gruss Rosen
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON:
                           EID NO. 13-7012429
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP     (a) [ ]
         (see instructions)                                   (b) [x]
 -------------------------------------------------------------------------------
3        SEC USE ONLY
 -------------------------------------------------------------------------------
4         SOURCE OF FUNDS (see instructions)
                           PF
 -------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
         REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)                            [ ]
 -------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION
                           New York
 -------------------------------------------------------------------------------
      NUMBER OF            7        SOLE VOTING POWER
        SHARES                              61,293 (See Item 5)
     BENEFICIALLY                   --------------------------------------------
       OWNED BY            8        SHARED VOTING POWER
         EACH                               0 (See Item 5)
      REPORTING                     --------------------------------------------
        PERSON             9        SOLE DISPOSITIVE POWER
         WITH                               61,293 (See Item 5)
                                    --------------------------------------------
                          10         SHARED DISPOSITIVE POWER
                                            0 (See Item 5)
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING         PERSON
                           61,293 (See Item 5)
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11)
         EXCLUDES CERTAIN SHARES (see instructions)                   [x]
                           (See Item 5)
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
                           1.2% (See Item 5)
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON (see instructions)
                           OO
<PAGE>
CUSIP NO. 211497102               SCHEDULE 13D                PAGE 6 OF 9 PAGES

                  This Schedule 13D filing further amends and supplements the
Schedule 13D of Issuer, as amended to date. Except as specifically amended by
this filing, there has been no material change in the information previously
reported with respect to the Reporting Persons filing herein and this filing
incorporates by reference the information contained in all previous filings
relating to or regarding such Reporting Persons.


Item 1.           Security and Issuer.

                  The security and issuer are the same as previously reported,
except that the issuer's principal executive offices are now located at 74 Broad
Street, 3rd Floor, New York, New York 10004.


Item 2.           Identity and Background

                  All of the persons filing this Schedule 13D have been
previously identified as Reporting Persons in the Schedule 13D of Issuer, as
amended to date. The persons filing this Schedule 13D previously filed as part
of group including Oscar Gruss & Son, Inc. ("OGSI"), which as described in Item
6 to Amendment No. 8 dated February 7, 2002, and are no longer part of that
group.

                  Michael Rosen is no longer a shareholder, director or the
President, Treasurer or Chief Executive Officer of OGSI.

                  Leslie Gruss, Michael Rosen's wife, is no longer a shareholder
of OGSI. Her present principal occupation is as a medical doctor. She is
currently employed by Downtown Women OB-GYN Associates LLP and her principal
business address is 568 Broadway, Room 304, New York, New York 10012.

                  During the past five years, neither of the Reporting Persons
who are natural persons has been convicted in a criminal proceeding (excluding
traffic violations or similar misdemeanors); or was a party to a civil
proceeding of a judicial or administrative body of competent jurisdiction and as
a result thereof was or is subject to a judgment, decree or final order
enjoining future violations of, or prohibiting or mandating activities subject
to, federal or state securities laws or finding any violation with respect to
such laws.

                  Michael Rosen and Leslie Gruss are United States citizens.


Item 5.           Interest in Securities of the Issuer

                  The following table sets forth the number of shares of the
common stock of the issuer which is beneficially owned by each Reporting Person
and by all of the

<PAGE>
CUSIP NO. 211497102               SCHEDULE 13D                PAGE 7 OF 9 PAGES

Reporting Persons in the aggregate as a group, together with
the percentage of such common stock beneficially owned by each Reporting Person
and all Reporting Persons in the aggregate as a group as of the date hereof.
Each Reporting Person has sole power to vote and dispose of the shares of such
common stock which are beneficially owned by such Reporting Person, except that
Michael Rosen and Leslie Gruss have shared power to vote and dispose of the
24,063 shares they own jointly. In the past 60 days there have been no
transactions effected by any of the Reporting Persons in the class of securities
reported herein.
<TABLE>
<CAPTION>


                      Number of Shares Percentage of Common
Name                                Beneficially Owned                 Stock Beneficially Owned
----                                ------------------                 ------------------------
<S>                              <C>                                   <C>

Michael Rosen                       115,531(1)                         2.2%(2)

Leslie Gruss                         93,863(3)                         1.8%(2)

Emanuel Gruss and
Leslie Gruss as Trustees
FBO Ripton Philip
Gruss Rosen                          65,381(4)                         1.3%(2)

Emanuel Gruss and
Leslie Gruss as Trustees
FBO Morgan Alfred
Gruss Rosen                          61,293(5)                         1.2%(2)


All of the Reporting Persons
in the Aggregate as a Group         312,005(6)                         6.0%(2)
</TABLE>



(1) Includes (a) 33,135 shares owned individually, (b) 24,063 shares held
jointly with his wife, Leslie Gruss, and (c) 58,333 shares issuable upon the
exercise of currently-exercisable stock options. Since October 19, 2001, the
date of Issuer's most recent Proxy Statement, Michael Rosen has allowed options
on 3,000 shares of Issuer common stock to expire unexercised. Michael Rosen
disclaims beneficial ownership of any shares of Issuer other than those
specifically listed in clauses (a), (b) and (c) of this footnote.

(2) For Michael Rosen and for the total for All of the Reporting Persons in the
Aggregate as a Group, the percentages are based on a total of 5,224,485 shares
of Issuer, which represents 5,166,152 shares issued and outstanding, as stated
in Issuer's most recent quarterly report on Form 10-Q for the quarter ended
November 30, 2001, plus 58,333 treasury shares of Issuer on which Michael Rosen
holds currently-exercisable options.


<PAGE>

CUSIP NO. 211497102               SCHEDULE 13D                PAGE 8 OF 9 PAGES

The percentages listed in this Amendment No. 9 for other Reporting Persons are
based on a total of 5,166,152 shares issued and outstanding.

(3) Includes (a) 69,800 shares owned individually and (b) 24,063 shares held
jointly with her husband, Michael Rosen. Leslie Gruss disclaims beneficial
ownership of the 58,333 shares on which Michael Rosen currently holds
unexercised options as well as any other shares of Issuer other than those
specifically listed in clauses (a) and (b) of this footnote.

(4) Emanuel Gruss and Leslie Gruss as Trustees FBO Ripton Philip Gruss Rosen
disclaim beneficial ownership of the 58,333 shares of Issuer on which Michael
Rosen currently holds unexercised options as well as any other shares of Issuer
except for the 65,381 shares listed in the table above.

(5) Emanuel Gruss and Leslie Gruss as Trustees FBO Morgan Alfred Gruss Rosen
disclaim beneficial ownership of the 58,333 shares of Issuer on which Michael
Rosen currently holds unexercised options as well as any other shares of Issuer
except for the 61,293 shares listed in the table above.

(6) Adjusted to reflect the fact that the 24,063 shares owned jointly by Michael
Rosen and Leslie Gruss are included in both of their respective totals, but
should only be included once in determining the total for All of the Reporting
Persons in the Aggregate as a Group.


Item 6.          Contracts, Arrangements, Understandings or Relationships With
                 Respect to Securities of the Issuer

                  The Joint Filing Agreement, dated April 28, 1995, among the
reporting persons identified therein, as amended by various addenda to the Joint
Filing Agreement on the part of the various additional Reporting Persons
identified therein, has been terminated as of January 18, 2002. As a result,
each of the previously identified Reporting Persons is now responsible for
making any required filings on his, her or its part.



<PAGE>

CUSIP NO. 211497102               SCHEDULE 13D                PAGE 9 OF 9 PAGES

                                   SIGNATURES

         After reasonable inquiry and to the best of his knowledge and belief,
the undersigned certifies that the information set forth in this statement is
true and complete.

Dated:  April 17, 2002


                                                 /s/  Michael Rosen
                                                 ------------------------------
                                                      Michael Rosen





                                                 /s/  Michael Rosen
                                                 ------------------------------
                                                      Leslie Gruss, by Michael
                                                      Rosen, as Attorney-in-Fact





                                                 /s/  Michael Rosen
                                                 ------------------------------
                                                      Emanuel Gruss and
                                                      Leslie Gruss as Trustees
                                                      FBO Ripton Philip
                                                      Gruss Rosen, by Michael
                                                      Rosen, as Attorney-in-Fact





                                                 /s/  Michael Rosen
                                                 ------------------------------
                                                      Emanuel Gruss and
                                                      Leslie Gruss as Trustees
                                                      FBO Morgan Alfred
                                                      Gruss Rosen, by Michael
                                                      Rosen, as Attorney-in-Fact




</TEXT>
</DOCUMENT>
</SUBMISSION>
