Duff & Phelps Investment Management

Duff & Phelps Investment Management as of Sept. 30, 2012

Portfolio Holdings for Duff & Phelps Investment Management

Duff & Phelps Investment Management holds 0 positions in its portfolio as reported in the September 2012 quarterly 13F filing

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                                                          FORM 13F INFORMATION TABLE
                                                           VALUE   SHARES/  SH/ PUT/ INVSTMT    OTHER          VOTING AUTHORITY
NAME OF ISSUER                 TITLE OF CLASS   CUSIP NO  (x$1000) PRN AMT  PRN CALL DSCRETN  MANAGERS    SOLE  SHARED     NONE
------------------------------ ---------------- --------- -------- -------- --- ---- ------- --------- ------- ------- --------

3M Co                          Common Stock     88579Y101    1532    16575 SH       SOLE               16575
Abbott Laboratories            Common Stock     002824100    2803    40890 SH       SOLE               40890
Accenture Ltd                  Common Stock     G1151C101    1158    16540 SH       SOLE               16540
Access Midstream Partners LP   Master Ltd Part  00434L109   12175   367500 SH       SOLE              367500
Aflac Inc                      Common Stock     001055102    1179    24620 SH       SOLE               24620
Alexandria R E Equities Inc    REIT             015271109   11775   160164 SH       SOLE              159310               854
Allete Inc                     Common Stock     018522300    1309    31360 SH       SOLE               31360
Alliant Energy Corp            Common Stock     018802108   65085  1500000 SH       SOLE             1500000
Allstate Corp                  Common Stock     020002101     498    12565 SH       SOLE               12565
Altria Group Inc               Common Stock     02209S103    1768    52955 SH       SOLE               52955
Amazon.Com Inc                 Common Stock     023135106    2397     9425 SH       SOLE                9425
American Campus Communities    REIT             024835100    8247   187950 SH       SOLE              186950              1000
American Electric Power        Common Stock     025537101     239     5435 SH       SOLE                5435
American Express Co            Common Stock     025816109    5447    95795 SH       SOLE               95795
American Tower REIT Inc        Common Stock     03027X100    4235    59320 SH       SOLE               59320
American Water Works Co        Common Stock     030420103   37060  1000000 SH       SOLE             1000000
Amgen Inc                      Common Stock     031162100    1695    20100 SH       SOLE               20100
Anadarko Petroleum Corp        Common Stock     032511107     910    13020 SH       SOLE               13020
Apache Corp                    Common Stock     037411105     882    10205 SH       SOLE               10205
Apple Computer Inc             Common Stock     037833100   17446    26145 SH       SOLE               26145
AT & T Inc.                    Common Stock     00206R102  148197  3930957 SH       SOLE             3930957
Avalonbay Communities Inc      REIT             053484101   78074   574116 SH       SOLE              571054              3062
Avon Products                  Common Stock     054303102    1420    89015 SH       SOLE               89015
Baker Hughes Inc               Common Stock     057224107     518    11460 SH       SOLE               11460
Bank of America Corp           Common Stock     060505104    3689   417785 SH       SOLE              417785
Bank of New York Mellon Corp   Common Stock     064058100    2296   101486 SH       SOLE              101486
Baxter International Inc       Common Stock     071813109     860    14270 SH       SOLE               14270
BCE Inc                        Foreign Common   05534B760   27814   632997 SH       SOLE              632997
Berkshire Hathaway             Common Stock     084670702    4215    47788 SH       SOLE               47788
Biomed Realty Trust Inc        REIT             09063H107   37008  1976914 SH       SOLE             1966335             10579
Boardwalk Pipeline Prtnrs      Master Ltd Part  096627104   14219   509639 SH       SOLE              509639
Boeing Co                      Common Stock     097023105    1227    17630 SH       SOLE               17630
Boston Properties Inc          REIT             101121101   87285   789128 SH       SOLE              784880              4248
BRE Properties                 REIT             05564E106   14344   305903 SH       SOLE              304773              1130
Bristol-Myers Squibb Co        Common Stock     110122108    1477    43765 SH       SOLE               43765
Buckeye Partners               Master Ltd Part  118230101   14904   310700 SH       SOLE              310700
Camden Property Trust          REIT             133131102   48466   751520 SH       SOLE              747530              3990
Campus Crest Communities       REIT             13466Y105     422    39031 SH       SOLE               38841               190
Capital One Financial Co       Common Stock     14040H105    4644    81460 SH       SOLE               81460
Caterpillar Inc                Common Stock     149123101    5135    59680 SH       SOLE               59680
Centerpoint Energy Inc         Common Stock     15189T107   67802  3183170 SH       SOLE             3183170
CenturyLink Inc                Common Stock     156700106  108272  2680000 SH       SOLE             2680000
Chevron Corp                   Common Stock     166764100   10331    88630 SH       SOLE               88630
CIA Energetica De Minas        ADRs             204409601   10779   889378 SH       SOLE              889378
Cisco Systems Inc              Common Stock     17275R102    5351   280300 SH       SOLE              280300
Citigroup Inc                  Common Stock     172967424    2499    76388 SH       SOLE               76388
CMS Energy Corp                Common Stock     125896100   61334  2604410 SH       SOLE             2604410
Coca-Cola Co                   Common Stock     191216100    3824   100810 SH       SOLE              100810
Colgate-Palmolive Co           Common Stock     194162103    1248    11640 SH       SOLE               11640
Comcast Corp                   Common Stock     20030N101    2494    69725 SH       SOLE               69725
Conocophillips                 Common Stock     20825C104    5404    94511 SH       SOLE               94511
Consolidated Edison Inc        Common Stock     209115104    2201    36750 SH       SOLE               36750
Copano Energy LLC              Master Ltd Part  217202100   10579   320770 SH       SOLE              320770
Costco Wholesale Corp          Common Stock     22160K105    1127    11255 SH       SOLE               11255
Crown Castle Intl Corp         Common Stock     228227104    5287    82485 SH       SOLE               82485
CubeSmart                      REIT             229663109    4421   343503 SH       SOLE              341664              1839
CVS Caremark Corp              Common Stock     126650100    1604    33135 SH       SOLE               33135
DCP Midstream Partners         Master Ltd Part  23311P100   11479   247184 SH       SOLE              247184
DCT Industrial                 REIT             233153105   23409  3618124 SH       SOLE             3598971             19153
DDR Corp                       REIT             23317H102   30617  1993318 SH       SOLE             1982760             10558
Dell Inc                       Common Stock     24702R101     375    38050 SH       SOLE               38050
Devon Energy Corporation       Common Stock     25179M103     594     9820 SH       SOLE                9820
Digital Realty Trust Inc       REIT             253868103   26256   375888 SH       SOLE              373927              1961
Dominion Resources Inc         Common Stock     25746U109   77209  1458433 SH       SOLE             1458433
DOW Chemical Co                Common Stock     260543103     904    31220 SH       SOLE               31220
DTE Energy Co                  Common Stock     233331107   40183   670395 SH       SOLE              670395
DU Pont [E I] De Nemours       Common Stock     263534109    3577    71160 SH       SOLE               71160
Duke Energy Corp               Common Stock     26441C204   34430   531333 SH       SOLE              531333
Duke Realty Corp               REIT             264411505   13622   926634 SH       SOLE              921727              4907
eBay Inc                       Common Stock     278642103    1464    30240 SH       SOLE               30240
EMC Corp                       Common Stock     268648102    1491    54690 SH       SOLE               54690
Emerson Electric Co            Common Stock     291011104    5243   108615 SH       SOLE              108615
Enbridge Energy Partners       Master Ltd Part  29250R106   24313   825861 SH       SOLE              825861
Enbridge Inc                   Foreign Common   29250N105   74537  1909726 SH       SOLE             1909726
Energy Transfer Partners       Master Ltd Part  29273R109   19288   453100 SH       SOLE              453100
Entergy Corp                   Common Stock     29364G103   74116  1069500 SH       SOLE             1069500
Enterprise Prods Prtnrs        Master Ltd Part  293792107   26178   488400 SH       SOLE              488400
Equity Lifestyle Properties    REIT             29472R108   35436   520201 SH       SOLE              517443              2758
Equity Residential             REIT             29476L107   89425  1554403 SH       SOLE             1546188              8215
Essex Property Trust           REIT             297178105   50161   338380 SH       SOLE              336585              1795
Exelon Corp                    Common Stock     30161N101   60293  1694575 SH       SOLE             1694575
Extra Space Storage Inc        REIT             30225T102   69607  2093448 SH       SOLE             2082416             11032
Exxon Mobil Corp               Common Stock     30231G102   16852   184275 SH       SOLE              184275
Fedex Corp                     Common Stock     31428X106     644     7615 SH       SOLE                7615
Firstenergy Corp               Common Stock     337932107   55637  1261600 SH       SOLE             1261600
Ford Motor Co                  Common Stock     345370860    3372   342035 SH       SOLE              342035
Freeprt McMoran Cop and Gld    Common Stock     35671D857     979    24740 SH       SOLE               24740
Frontier Communications Corp   Common Stock     35906A108   41104  8388491 SH       SOLE             8388491
General Dynamics Corp          Common Stock     369550108     571     8640 SH       SOLE                8640
General Electric Co            Common Stock     369604103    9052   398588 SH       SOLE              398588
General Growth Pptys Inc       REIT             370023103   46804  2402655 SH       SOLE             2389928             12727
Gilead Sciences Inc            Common Stock     375558103    1308    19720 SH       SOLE               19720
Goldman Sachs Group Inc        Common Stock     38141G104    1336    11755 SH       SOLE               11755
Google Inc                     Common Stock     38259P508    5206     6900 SH       SOLE                6900
Great Plains Energy Inc        Common Stock     391164100   11130   500000 SH       SOLE              500000
Halliburton Co                 Common Stock     406216101    4423   131275 SH       SOLE              131275
HCP Inc                        REIT             40414L109   43051   967883 SH       SOLE              962787              5096
Health Care Reit Inc           REIT             42217K106   63987  1108004 SH       SOLE             1102124              5880
Heinz [H J] Co                 Common Stock     423074103     467     8340 SH       SOLE                8340
Hewlett-Packard Co             Common Stock     428236103     874    51225 SH       SOLE               51225
Home Depot Inc                 Common Stock     437076102    2371    39275 SH       SOLE               39275
Honeywell International Inc    Common Stock     438516106    1215    20330 SH       SOLE               20330
Host Hotels & Resorts Inc      REIT             44107P104   42277  2634072 SH       SOLE             2620055             14017
Illinois Tool Works            Common Stock     452308109    3538    59500 SH       SOLE               59500
Integrys Energy Group Inc      Common Stock     45822P105   30641   587000 SH       SOLE              587000
Intel Corp                     Common Stock     458140100    6567   289550 SH       SOLE              289550
Intl Business Machines Corp    Common Stock     459200101   12676    61105 SH       SOLE               61105
Intl Flavors & Fragrances      Common Stock     459506101    4625    77620 SH       SOLE               77620
iShares                        Exchange Traded  464287465   16486   311050 SH       SOLE              311050
iShares                        Exchange Traded  464287606    4906    43820 SH       SOLE               43820
iShares                        Exchange Traded  464287630    8759   118460 SH       SOLE              118460
iShares                        Exchange Traded  464287648    4792    50120 SH       SOLE               50120
iShares                        Exchange Traded  464287705    8791   103410 SH       SOLE              103410
iShares                        Exchange Traded  464288638   38393   344545 SH       SOLE              344545
iShares                        Exchange Traded  464288646   64377   608704 SH       SOLE              608704
J P Morgan Chase & Co          Common Stock     46625H100    9207   227440 SH       SOLE              227440
Johnson & Johnson              Common Stock     478160104    8383   121650 SH       SOLE              121650
Kilroy Realty Corp             REIT             49427F108   61945  1383329 SH       SOLE             1375977              7352
Kimberly-Clark Corp            Common Stock     494368103    3580    41730 SH       SOLE               41730
Kimco Realty Corp              REIT             49446R109   31095  1534026 SH       SOLE             1525868              8158
Kinder Morgan Energy Partners  Master Ltd Part  494550106   20378   247000 SH       SOLE              247000
Kinder Morgan Inc              Common Stock     49456B101   59009  1661276 SH       SOLE             1661276
Kraft Foods Inc                Common Stock     50075N104    1911    46225 SH       SOLE               46225
Lasalle Hotel Properties       REIT             517942108   32399  1213889 SH       SOLE             1207440              6449
Lilly [Eli] & Co               Common Stock     532457108    3926    82820 SH       SOLE               82820
Lockheed Martin Corp           Common Stock     539830109     657     7035 SH       SOLE                7035
Lowe's Companies Inc           Common Stock     548661107     899    29720 SH       SOLE               29720
Macerich Co                    REIT             554382101   51866   906276 SH       SOLE              901456              4820
Markwest Energy Partners Lp    Master Ltd Part  570759100   14285   262500 SH       SOLE              262500
MasterCard Inc                 Common Stock     57636Q104    8075    17885 SH       SOLE               17885
McDonald's Corp                Common Stock     580135101    6807    74190 SH       SOLE               74190
Medtronic Inc                  Common Stock     585055106    3123    72425 SH       SOLE               72425
Merck &  Co Inc.               Common Stock     58933Y105    7771   172313 SH       SOLE              172313
Metlife Inc                    Common Stock     59156R108     954    27670 SH       SOLE               27670
Microsoft Corp                 Common Stock     594918104    9438   316928 SH       SOLE              316928
Monsanto Co                    Common Stock     61166W101    1264    13885 SH       SOLE               13885
Morgan Stanley                 Common Stock     617446448     603    36040 SH       SOLE               36040
National Grid Plc              ADRs             636274300   10445   188673 SH       SOLE              188673
National Oilwell Varco Inc     Common Stock     637071101     890    11105 SH       SOLE               11105
News Corp Cl A                 Common Stock     65248E104    1301    53035 SH       SOLE               53035
NextEra Energy Inc             Common Stock     65339F101   98908  1406340 SH       SOLE             1406340
Nike Inc                       Common Stock     654106103     905     9535 SH       SOLE                9535
Nippon Telegraph & Telephone   ADRs             654624105    1763    74345 SH       SOLE               74345
Nisource Inc                   Common Stock     65473P105   53418  2096475 SH       SOLE             2096475
Norfolk Southern Corp          Common Stock     655844108     529     8320 SH       SOLE                8320
Northeast Utilities            Common Stock     664397106   78280  2047600 SH       SOLE             2047600
Northwest Natural Gas Co       Common Stock     667655104   41115   834990 SH       SOLE              834990
NV Energy Inc                  Common Stock     67073Y106   56150  3117710 SH       SOLE             3117710
Occidental Petroleum Corp      Common Stock     674599105    1816    21100 SH       SOLE               21100
Oneok Inc                      Common Stock     682680103    2947    61000 SH       SOLE               61000
Oracle Corp                    Common Stock     68389X105    3124    99210 SH       SOLE               99210
Pepco Holdings Inc             Common Stock     713291102   67473  3570000 SH       SOLE             3570000
Pepsico Inc                    Common Stock     713448108    5986    84590 SH       SOLE               84590
Pfizer Inc                     Common Stock     717081103    8385   337433 SH       SOLE              337433
Philip Morris International    Common Stock     718172109    3950    43915 SH       SOLE               43915
Piedmont Natural Gas Co        Common Stock     720186105   32480  1000000 SH       SOLE             1000000
Pinnacle West Capital Corp     Common Stock     723484101   81522  1543970 SH       SOLE             1543970
PPL Corp                       Common Stock     69351T106   73932  2545000 SH       SOLE             2545000
Procter & Gamble Co            Common Stock     742718109    4977    71750 SH       SOLE               71750
Prologis Inc                   REIT             74340W103   64564  1843096 SH       SOLE             1833268              9828
Public Service Entrp Grp Inc   Common Stock     744573106   57924  1800000 SH       SOLE             1800000
Public Storage                 REIT             74460D109   97122   697869 SH       SOLE              694181              3688
Qualcomm Inc                   Common Stock     747525103    2773    44370 SH       SOLE               44370
Questar Corp                   Common Stock     748356102   34137  1679160 SH       SOLE             1679160
Raytheon Co                    Common Stock     755111507     490     8580 SH       SOLE                8580
Regency Centers Corp           REIT             758849103    6007   123275 SH       SOLE              122588               687
Schlumberger Ltd               Common Stock     806857108    2501    34580 SH       SOLE               34580
Sempra Energy                  Common Stock     816851109   67971  1053985 SH       SOLE             1053985
Simon Property Group Inc       REIT             828806109  218045  1436301 SH       SOLE             1428680              7621
SL Green Realty Corp           REIT             78440X101   40553   506470 SH       SOLE              503788              2682
Southern Co                    Common Stock     842587107   69587  1509810 SH       SOLE             1509810
Spectra Energy Corp            Common Stock     847560109   63148  2150820 SH       SOLE             2150820
Staples Inc                    Common Stock     855030102    2293   199080 SH       SOLE              199080
Starbucks Corp                 Common Stock     855244109    1005    19800 SH       SOLE               19800
Sysco Corp                     Common Stock     871829107    2569    82170 SH       SOLE               82170
Tanger Factory Outlet Centers  REIT             875465106   34843  1077730 SH       SOLE             1071980              5750
Targa Resources Partners       Master Ltd Part  87611X105   21546   502465 SH       SOLE              502465
Target Corp                    Common Stock     87612E106    1083    17065 SH       SOLE               17065
Taubman Centers Inc            REIT             876664103   63032   821475 SH       SOLE              817055              4420
TC Pipelines LP                Master Ltd Part  87233Q108   15976   353834 SH       SOLE              353834
TECO Energy Inc                Common Stock     872375100   53220  3000000 SH       SOLE             3000000
Teekay LNG Partners            Master Ltd Part  Y8564M105   16546   439820 SH       SOLE              439820
Teekay Offshore Partners       Master Ltd Part  Y8565J101   10589   384919 SH       SOLE              384919
Texas Instruments Inc          Common Stock     882508104     817    29645 SH       SOLE               29645
Time Warner Inc                Common Stock     887317303    1121    24719 SH       SOLE               24719
TJX Companies Inc              Common Stock     872540109    1864    41610 SH       SOLE               41610
Transcanada Corp               Foreign Common   89353D107   54842  1205328 SH       SOLE             1205328
U S Bancorp                    Common Stock     902973304    1694    49382 SH       SOLE               49382
UDR Inc                        REIT             902653104   22315   899078 SH       SOLE              894226              4852
Union Pacific Corp             Common Stock     907818108    1465    12345 SH       SOLE               12345
Unisource Energy Corp          Common Stock     903119105   50232  1200000 SH       SOLE             1200000
United Parcel Service          Common Stock     911312106    1342    18755 SH       SOLE               18755
United Technologies Corp       Common Stock     913017109    1712    21870 SH       SOLE               21870
UnitedHealth Group Inc         Common Stock     91324P102    1491    26905 SH       SOLE               26905
Vanguard                       Exchange Traded  922042858    4079    97700 SH       SOLE               97700
Vectren Corp                   Common Stock     92240G101   42900  1500000 SH       SOLE             1500000
Ventas Inc                     REIT             92276F100   92161  1480500 SH       SOLE             1472675              7825
Verizon Communications Inc     Common Stock     92343V104   87740  1925398 SH       SOLE             1925398
Visa Inc                       Common Stock     92826C839    1829    13620 SH       SOLE               13620
Vodafone Group PLC             ADRs             92857W209   62451  2191645 SH       SOLE             2191645
Vornado Realty Trust           REIT             929042109   46973   579561 SH       SOLE              576514              3047
Wal-Mart Stores                Common Stock     931142103    6388    86560 SH       SOLE               86560
Walgreen Co                    Common Stock     931422109    3659   100416 SH       SOLE              100416
Walt Disney Co                 Common Stock     254687106    2444    46750 SH       SOLE               46750
Weingarten Realty Invst        REIT             948741103   34055  1211481 SH       SOLE             1205106              6375
Wellpoint Inc                  Common Stock     94973V107    2785    48010 SH       SOLE               48010
Wells Fargo & Co               Common Stock     949746101    5499   159264 SH       SOLE              159264
Westar Energy Inc              Common Stock     95709T100   85599  2886000 SH       SOLE             2886000
WGL Holdings Inc               Common Stock     92924F106   40250  1000000 SH       SOLE             1000000
Williams Cos Inc               Common Stock     969457100   69142  1977194 SH       SOLE             1977194
Windstream Corp                Common Stock     97381W104   76333  7550247 SH       SOLE             7550247
Wisconsin Energy Corp          Common Stock     976657106    3143    83428 SH       SOLE               83428
XCEL Energy Inc                Common Stock     98389B100   77024  2779655 SH       SOLE             2779655