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FORM 4
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                                 U.S. SECURITIES AND EXCHANGE COMMISSION
                                          WASHINGTON, DC 20549

                               STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
/ / Check box if no
    longer subject to         Filed pursuant to Section 16(a) of the Securities
    Section 16. Form 4            Exchange Act of 1934, Section 17(a) of the
    or Form 5 obligations         Public Utility Holding Company Act of 1935
    may continue. See              or Section 30(f) of the Investment Company
    Instruction 1(b).                           Act of 1940

                                                                                                       
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 1. Name and Address of Reporting Person*      2. Issuer Name and Ticker or Trading Symbol   6. Relationship of Reporting Person to
    Sansom        William             B.         Martin Marietta Materials,Inc. (MLM)           Issuer (Check all applicable)
- ---------------------------------------------  ----------------------------------------------    X  Director         10% Owner
  (Last)          (First)          (Middle)    3. IRS or Social Security  4. Statement for      ----              ---
   H. T. Hackney Company, 502 S. Gay Street       Number of Reporting        Month/Year             Officer (give    Other (Specify
- ---------------------------------------------     Person (Voluntary)          5/1999            ----        title ---       below)
                 (Street)                                                 ------------------                below)
   Knoxville        TN               37902          ###-##-####           5. If Amendment,
- ---------------------------------------------                                Date of Original       --------------------------------
  (City)           (State)           (Zip)                                   (Month/Year)
                                                                                             7. Individual or Joint/Group Filing
                                                                          ------------------    (Check applicable line)
                                                                                                  X   Form filed by one
                                                                                                ----  Reporting Person
                                                                                                      Form filed by more than
                                                                                                ----  one Reporting Person
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                         TABLE 1 -- NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
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 1. Title of Security           2. Trans-   3. Transac-  4. Securities Acquired (A)  5.  Amount of Se-    6. Owner-      7. Nature
  (Instr. 3)                       action      tion         or Disposed of (D)           curities Benefi-    ship           of In-
                                   Date        Code         (Instr. 3, 4 and 5)          cially Owned at     Form:          direct
                                               (Instr. 8)                                End of Month        Direct         Benefi-
                                  (Month/                                                (Instr. 3 and 4)    (D) or         cial
                                   Day/   ---------------------------------------                            Indirect       Owner-
                                   Year)  Code    V      Amount   (A) or    Price                            (I)            ship
                                                                  (D)                                        (Instr. 4)     (Instr.
                                                                                                                            4)

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*If the Form is filed by more than one Reporting Person, see Instruction 4(b)(v).
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.                   (Over)

                                                                               (Print or Type Response)                       (8/96)

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FORM 4 (CONTINUED) TABLE II -- DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED (E.G., PUTS, CALLS, WARRANTS, OPTIONS, CONVERTIBLE SECURITIES) - ------------------------------------------------------------------------------------------------------------------------------------ 1. Title of Derivative 2. Conver- 3. Trans- 4. Trans- 5. Number of 6. Date Exer- 7. Title and Amount 8. Price Security sion or action action Derivative cisable and of Underlying of (Instr. 3) Exercise Date Code Securities Expiration Securities Deriv- Price of (Month/ (Instr. Acquired (A) Date (Instr. 3 and 4) ative Deriv- Day/ 8) or Disposed (Month/Day/ Secur- ative Year) of (D) Year) ity Security (Instr. 3, (Instr. 5) 4, and 5) ----------------------------------- Date Expira- Amount or ---------------------------- Exer- tion Title Number of Code V (A) (D) cisable Date Shares - ------------------------------------------------------------------------------------------------------------------------------------ Directors Options (1) 63.44 5/19/1999 A V 1500 5/19/00 5/19/2009 Common 1500 Stock - ------------------------------------------------------------------------------------------------------------------------------------ Stock Units (2) 1-for-1 5/19/1999 A V 410 (2) (2) Common 410 63.44 Stock - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ 1. Title of Derivative 9. Number of 10. Ownership 11. Nature of Security Derivative Form of Indirect (Instr. 3) Securities Derivative Beneficial Beneficially Security: Ownership Owned at End Direct (D) (Instr. 4) of Month or Indirect (I) (Instr. 4) (Instr. 4) - ------------------------------------------------------------------------------------------------------- Directors Options (1) 1500 D - ------------------------------------------------------------------------------------------------------- Stock Units (2) 2737.57 D - ------------------------------------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------- Explanation of Responses: 1. Non-qualified stock option award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan. Options become exercisable one year from the date of grant. 2. The stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in cash and/or stock on (i) the date the reporting person ceases to be a Non-Employee Director or (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, in accordance with the reporting person's election under the Plan. **Intentional misstatements or omissions of facts constitute Federal Criminal Violations. /s/ William B. Sansom 6/10/99 See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). ------------------------------- ------- **Signature of Reporting Person Date Note. File three copies of this form, one of which must be manually signed. Page 2 If space provided is insufficient, see Instruction 6 for procedure.