SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                               ------------------

                                    FORM 8-K

                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

                Date of Report (date of earliest event reported)
                                 March 26, 1998

                      BEAR STEARNS MORTGAGE SECURITIES INC.
                      -------------------------------------
               (Exact name of registrant as specified in charter)

                Bear Stearns Mortgage Securities Inc. (as Seller
                      under a Pooling Agreement dated as of
                         March 1, 1998 providing for the
                            issuance of Bear Stearns
                            Mortgage Securities Inc.
                    Pass-Through Certificates, Series 1998-2)

   Delaware                         333-13617                  13-3633241
   --------                         ---------                  ----------
(State or other                    (Commission                (IRS Employer
jurisdiction of                    File Number)             Identification No.)
incorporation)

            245 Park Avenue, New York, New York          10167
            -----------------------------------------------------
            (Address of principal executive offices)   (Zip Code)

        Registrant's telephone number, including area code (212) 272-2000

                                 Not Applicable
         --------------------------------------------------------------
         (Former name or former address, if changed since last report.)


                                      -2-
<PAGE>

Item 5. Other Events.

Filing of Computational Materials.

      This Current Report on Form 8-K is being filed to file a copy of the
Computational Materials (as defined below) of Bear, Stearns & Co. Inc. (an
"Underwriter") in connection with the issuance of the Bear Stearns Mortgage
Securities Inc. Pass-Through Certificates, Series 1998-2. The term
"Computational Materials" shall have the meanings given in the No-Action Letter
of May 20, 1994 issued by the Securities and Exchange Commission to Kidder,
Peabody Acceptance Corporation I, Kidder, Peabody & Co. Incorporated and Kidder
Structured Asset Corporation, as supplemented in the No-Action Letters of May
27, 1994 and February 17, 1995 issued by the SEC to the Public Securities
Association.


                                      -2-
<PAGE>

Item 7. Financial Statements, Pro Forma Financial Information and Exhibits.

(c)   Exhibits:

      Exhibit No.

      99.1 Computational Materials of Bear, Stearns & Co. Inc.


                                      -2-
<PAGE>

                                   SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.


                              BEAR STEARNS MORTGAGE SECURITIES INC.
                                    (Registrant)


Date: March 26, 1998          By: /s/ Joseph T. Jurkowski, Jr.
                                  ------------------------------
                                  Name: Joseph T. Jurkowski, Jr.
                                  Title: Vice President


                                      -2-
<PAGE>

                                  EXHIBIT INDEX


Exhibit Number          Description
--------------          -----------

99.1                    Computational Materials of Bear, Stearns & Co. Inc.
[{"type": "8-K", "sequence": "1", "description": "FORM 8-K", "secsgml_size_bytes": 3731}]
{"company-data": {"conformed-name": "BEAR STEARNS MORTGAGE SECURITIES INC", "cik": "0000882253", "assigned-sic": "6189", "irs-number": "133633241", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "033-44658", "film-number": "98576261"}, "business-address": {"street1": "245 PARK AVE", "city": "NEW YORK", "state": "NY", "zip": "10167", "phone": "2122722000"}, "mail-address": {"street1": "245 PARK AVE", "city": "NEW YORK", "state": "NY", "zip": "10167"}}
SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                               ------------------

                                    FORM 8-K

                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

                Date of Report (date of earliest event reported)
                                 March 26, 1998

                      BEAR STEARNS MORTGAGE SECURITIES INC.
                      -------------------------------------
               (Exact name of registrant as specified in charter)

                Bear Stearns Mortgage Securities Inc. (as Seller
                      under a Pooling Agreement dated as of
                         March 1, 1998 providing for the
                            issuance of Bear Stearns
                            Mortgage Securities Inc.
                    Pass-Through Certificates, Series 1998-2)

   Delaware                         333-13617                  13-3633241
   --------                         ---------                  ----------
(State or other                    (Commission                (IRS Employer
jurisdiction of                    File Number)             Identification No.)
incorporation)

            245 Park Avenue, New York, New York          10167
            -----------------------------------------------------
            (Address of principal executive offices)   (Zip Code)

        Registrant's telephone number, including area code (212) 272-2000

                                 Not Applicable
         --------------------------------------------------------------
         (Former name or former address, if changed since last report.)

                                      -2-
Item 5. Other Events.

Filing of Computational Materials.

      This Current Report on Form 8-K is being filed to file a copy of the
Computational Materials (as defined below) of Bear, Stearns & Co. Inc. (an
"Underwriter") in connection with the issuance of the Bear Stearns Mortgage
Securities Inc. Pass-Through Certificates, Series 1998-2. The term
"Computational Materials" shall have the meanings given in the No-Action Letter
of May 20, 1994 issued by the Securities and Exchange Commission to Kidder,
Peabody Acceptance Corporation I, Kidder, Peabody & Co. Incorporated and Kidder
Structured Asset Corporation, as supplemented in the No-Action Letters of May
27, 1994 and February 17, 1995 issued by the SEC to the Public Securities
Association.

                                      -2-
Item 7. Financial Statements, Pro Forma Financial Information and Exhibits.

(c)   Exhibits:

      Exhibit No.

      99.1 Computational Materials of Bear, Stearns & Co. Inc.

                                      -2-
SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.

                              BEAR STEARNS MORTGAGE SECURITIES INC.
                                    (Registrant)

Date: March 26, 1998          By: /s/ Joseph T. Jurkowski, Jr.
                                  ------------------------------
                                  Name: Joseph T. Jurkowski, Jr.
                                  Title: Vice President

                                      -2-
EXHIBIT INDEX

Exhibit Number          Description
--------------          -----------

99.1                    Computational Materials of Bear, Stearns & Co. Inc.