<PAGE>
/------------------------------/
/ OMB APPROVAL /
/------------------------------/
/ OMB Number: 3235-0362 /
/ Expires: September 30, 1998 /
/ Estimated average burden /
/ hours per response...... 1.0 /
/------------------------------/
+--------+ UNITED STATES
| FORM 5 | SECURITIES AND EXCHANGE COMMISSION
+--------+ Washington, D.C. 20549
[_] Check box if
no longer subject ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
to Section 16.
Form 4 or Form 5 Filed pursuant to Section 16(a) of the Securities
obligations may Exchange Act of 1934, Section 17(a) of the
continue. See Public Utility Holding Company Act of 1935 or
Instruction 1(b). Section 30(f) of the Investment Company Act of 1940
[_] Form 3 Holdings Reported
[_] Form 4 Transactions Reported
- --------------------------------------------------------------------------------
1. Name and Address of Reporting Person*
Mautner Hans C.
----------------------------------------------------------------------------
(Last) (First) (Middle)
33 St. James's Square
----------------------------------------------------------------------------
(Street)
London England SW1Y4JS
----------------------------------------------------------------------------
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol Simon Property Group, Inc. (SPG)
-----------------------------------
3. I.R.S. or Identification Number of Reporting Person, if an entity
(Voluntary)
--------------
4. Statement for Month/Year 12/99
---------------------------------------------------
5. If Amendment, Date of Original (Month/Year)
--------------------------------
6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
[X] Director [X] Officer [ ] 10% Owner [ ] Other
(give title below) (specify below)
Vice Chairman
----------------------------------------------------------------------------
TABLE I--NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
<TABLE>
<CAPTION>
- ------------------------------------------------------------------------------------------------------------------------------------
1. Title of Security 2. Trans- 3. Trans- 4. Securities Acquired (A) 5. Amount of 6. Owner- 7. Nature
(Instr. 3) action action or Disposed of (D) Securities ship of In-
Date Code (Instr. 3, 4 and 5) Beneficially Form: direct
(Month/ (Instr. 8) Owned at Direct Bene-
Day/ end of (D) or ficial
Year) Issuer's Indirect Owner-
(A) or Fiscal Year (I) ship
Amount (D) Price (Instr. 3 and 4) (Instr. 4) (Instr. 4)
- ------------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C> <C>
- ------------------------------------------------------------------------------------------------------------------------------------
Common Stock 7/20/99 G 3,900 D 19.469
- ------------------------------------------------------------------------------------------------------------------------------------
Common Stock 12/31/99 Z 274,576 D 22.875 274,576 I Trust for benefit
- ------------------------------------------------------------------------------------------------------------------------------------
of reporting person
- ------------------------------------------------------------------------------------------------------------------------------------
and spouse
- ------------------------------------------------------------------------------------------------------------------------------------
Series B Preferred 12/31/99 Z 26,432 D 60.50 26,432 I Trust for benefit
- ------------------------------------------------------------------------------------------------------------------------------------
of reporting person
- ------------------------------------------------------------------------------------------------------------------------------------
and spouse
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
</TABLE>
*If this form is filed by more than one person, see instruction 4(b)(v).
<PAGE>
FORM 5 (continued)
TABLE II--DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
(e.g., puts, calls, warrants, options, convertible securities)
<TABLE>
<CAPTION>
- -----------------------------------------------------------------------------------------------------------------------------
1. Title of Derivative 2. Conver- 3. Trans- 4. Transac- 5. Number of Deriv-
Security (Instr. 3) sion or action tion Code ative Securities
Exercise Date (Instr. 8) Acquired (A) or
Price of (Month/ Disposed of (D)
Deriv- Day/ (Instr. 3, 4, and 5)
ative Year)
Security
---------------------------
(A) (D)
- -----------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C>
- -----------------------------------------------------------------------------------------------------------------------------
Option to purchase 24.0005 9/13/99 A 62,500
- -----------------------------------------------------------------------------------------------------------------------------
Option to purchase 62,500 @ 24.0005 12/31/99 Z 550,956
- -----------------------------------------------------------------------------------------------------------------------------
250,956 @ 26.08
237,500 @ 30.375
- -----------------------------------------------------------------------------------------------------------------------------
- -----------------------------------------------------------------------------------------------------------------------------
- -----------------------------------------------------------------------------------------------------------------------------
- -----------------------------------------------------------------------------------------------------------------------------
- -----------------------------------------------------------------------------------------------------------------------------
- -----------------------------------------------------------------------------------------------------------------------------
- -----------------------------------------------------------------------------------------------------------------------------
</TABLE>
TABLE II--DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
(e.g., puts, calls, warrants, options, convertible securities)--CONTINUED
<TABLE>
<CAPTION>
- ------------------------------------------------------------------------------------------------------------------------------------
1. Title of Derivative 6. Date Exer- 7. Title and Amount of 8. Price 9. Number 10. Owner- 11. Na-
Security (Instr. 3) cisable and Underlying Securities of of Deriv- ship ture
Expiration (Instr. 3 and 4) Deriv- ative of De- of In-
Date ative Secur- rivative direct
(Month/Day/ Secur- ities Secu- Bene-
Year) ity Bene- rity: ficial
(Instr. ficially Direct Owner-
-------------------------------------------- 5) Owned (D) or ship
Date Expira- Amount or at End Indi- (Instr.
Exer- tion Title Number of of Year rect (1) 4)
cisable Date Shares (Instr. 4) (Instr. 4)
- ------------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C> <C>
- ------------------------------------------------------------------------------------------------------------------------------------
Option to purchase 1/2 on 9/24/09 Common Stock 62,500
9/24/00
- ------------------------------------------------------------------------------------------------------------------------------------
and 1/2 on
9/24/01
- ------------------------------------------------------------------------------------------------------------------------------------
Option to purchase Common stock 550,956 550,956 I Trust for benefit of
reporting person and
spouse
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------------------
</TABLE>
Explanation of Responses:
**Intentional misstatements or omissions of facts constitute Federal Criminal
Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed.
If space provided is insufficient, see Instruction 6 for procedure.
Potential persons who are to respond to the collection of information contained
in this form are not required to respond unless the form displays a currently
valid OMB number.
<PAGE>
/s/ Hans Mautner 2/15/00
------------------------------- -----------------
**Signature of Reporting Person Date
