Top Institutional Investors

DUFF & PHELPS INVESTMENT MANAGEMENT CO — 13F Holdings & Portfolio

CIK 765443 · latest 13F-HR filed 2026-08-13

Backtest portfolio

DUFF & PHELPS INVESTMENT MANAGEMENT CO manages $10.60B in 13F-reported U.S. long-equity assets across 340 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are WELL (3.83%), PLD (2.21%), EQIX (1.93%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 17 new positions and exited 3; 79 existing positions rose in reported value and 41 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM
$10.60B

Long-equity book

Holdings
340

Distinct positions

Period
2026-06-30

Filed 2026-08-13

Q/Q Activity
+17 / −3 / ↑79 / ↓41

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
WELL6.5% · +15%EQIX4.2% · -10%PLD4.1% · +8%DLR2.9% · +12%VTR2.4% · +10%SPG2.1% · +12%PSA1.9% · +16%XEL1.8% · -0%SRE1.8% · -2%ETR1.8% · +7%IRM1.7% · -8%AMH1.7% · +15%AVB1.6% · +12%CNP1.6% · -0%AMT1.6% · +13%AHR1.5% · +186%BRX1.5% · +12%NEE1.4% · -9%FR1.4% · +12%LNT1.4% · +4%WMB1.4% · +4%NI1.4% · -0%EVRG1.3% · -0%MAA1.3% · +20%TRGP1.3% · +2%AEE1.3% · +4%CUBE1.2% · +18%DTE1.2% · +6%ESS1.2% · +32%EPRT1.1% · +18%PPL1.1% · +9%WEC1.1% · -0%CMS1.0% · 0%ATO1.0% · +5%AEP1.0% · +5%RHP1.0% · +9%LNG1.0% · +23%D1.0% · -0%TRP1.0% · -5%DUK1.0% · -10%SO1.0% · -1%ELS1.0% · +8%OGE1.0% · -0%CCI0.9% · +8%MPLX0.9% · -3%EMA0.8% · -14%OKE0.8% · -4%PECO0.8% · +11%ADC0.8% · +9%ET0.8% · +0%FTS0.8% · 0%WTRG0.7% · -6%UNP0.7% · +12%SR0.7% · +4%PCG0.7% · -13%VNO0.7% · +21%CUZ0.7% · +12%ENB0.7% · -14%AWK0.6% · -6%PNW0.6% · 0%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

3 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 29.5%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People
Assets Under Management
$12.75B
Discretionary
$12.75B
Employees
53
Accounts
44
Address
10 S. WACKER DRIVE
19TH FLOOR
CHICAGO, IL 60606
Phone
(312) 263-2610
Website
Name Title / Status Ownership Type
ANGERTHAL, MICHAEL, AARON ControlDIRECTOR, EXECUTIVE VICE PRESIDENT AND TREASURERLess than 5%Individual
AYLWARD, GEORGE, ROBERT ControlDIRECTOR AND CHAIRMANLess than 5%Individual
DYBAS, GEOFFREY, PETER ControlEXECUTIVE MANAGING DIRECTORLess than 5%Individual
ENOCHS, PHILLIP, EDWARD ControlEXECUTIVE MANAGING DIRECTORLess than 5%Individual
GRUMHAUS, DAVID, DEAN ControlDIRECTOR, PRESIDENT AND CHIEF INVESTMENT OFFICERLess than 5%Individual
HEGYI, KATHLEEN, LOUISE ControlCHIEF COMPLIANCE OFFICERLess than 5%Individual
PETRISKO, DANIEL, JOHN ControlEXECUTIVE MANAGING DIRECTORLess than 5%Individual
PURKALITIS, ANDRA, CYNTHIA ControlCHIEF LEGAL OFFICER & DIRECTORLess than 5%Individual
VIRTUS INVESTMENT PARTNERS, INC. ControlINDIRECT SHAREHOLDER75% or moreDomestic Entity
VIRTUS PARTNERS, INC. (DIRECT OWNER - DPIM'S OUTSTANDING STOCK) ControlSHAREHOLDER75% or moreDomestic Entity
WITTWER, STEVEN, GLENN ControlEXECUTIVE MANAGING DIRECTORLess than 5%Individual

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

DUFF & PHELPS INVESTMENT MANAGEMENT CO Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 WELLTOWER INC WELL 95040Q104 $405.9M 3.83% 1,788,505 SH
2 PROLOGIS INC. PLD 74340W103 $234.0M 2.21% 1,727,398 SH
3 EQUINIX INC EQIX 29444U700 $204.7M 1.93% 196,423 SH
4 DIGITAL RLTY TR INC DLR 253868103 $187.3M 1.77% 1,042,789 SH
5 EQUINIX INC EQIX 29444U700 $185.9M 1.75% 178,304 SH
6 WELLTOWER INC WELL 95040Q104 $178.8M 1.69% 787,901 SH
7 XCEL ENERGY INC XEL 98389B100 $171.8M 1.62% 2,139,225 SH
8 ENTERGY CORP NEW ETR 29364G103 $165.1M 1.56% 1,437,678 SH
9 SEMPRA SRE 816851109 $163.8M 1.55% 1,767,330 SH
10 CENTERPOINT ENERGY INC CNP 15189T107 $155.8M 1.47% 3,537,980 SH
11 VENTAS INC VTR 92276F100 $151.0M 1.42% 1,699,930 SH
12 ALLIANT ENERGY CORP LNT 018802108 $137.7M 1.30% 1,805,055 SH
13 AMEREN CORP AEE 023608102 $136.3M 1.29% 1,206,076 SH
14 PROLOGIS INC. PLD 74340W103 $131.7M 1.24% 972,160 SH
15 NISOURCE INC NI 65473P105 $128.7M 1.21% 2,706,235 SH
16 EVERGY INC EVRG 30034W106 $126.7M 1.20% 1,465,669 SH
17 PUBLIC STORAGE PSA 74460D109 $120.1M 1.13% 377,275 SH
18 DTE ENERGY CO DTE 233331107 $117.0M 1.10% 767,716 SH
19 NEXTERA ENERGY INC NEE 65339F101 $116.2M 1.10% 1,324,298 SH
20 WILLIAMS COS INC WMB 969457100 $114.2M 1.08% 1,535,748 SH
21 SIMON PPTY GROUP INC NEW SPG 828806109 $112.9M 1.07% 504,638 SH
22 TARGA RES CORP TRGP 87612G101 $112.6M 1.06% 420,013 SH
23 CMS ENERGY CORP CMS 125896100 $111.2M 1.05% 1,453,667 SH
24 IRON MTN INC DEL IRM 46284V101 $110.1M 1.04% 871,434 SH
25 ATMOS ENERGY CORP ATO 049560105 $109.9M 1.04% 637,725 SH
26 AMERICAN ELEC PWR CO INC AEP 025537101 $109.7M 1.03% 801,532 SH
27 PPL CORP PPL 69351T106 $107.0M 1.01% 2,943,048 SH
28 AMERICAN HOMES 4 RENT AMH 02665T306 $106.9M 1.01% 3,189,624 SH
29 WEC ENERGY GROUP INC WEC 92939U106 $105.3M 0.99% 901,859 SH
30 WELLTOWER INC WELL 95040Q104 $101.8M 0.96% 448,312 SH
31 DOMINION ENERGY INC D 25746U109 $96.4M 0.91% 1,412,298 SH
32 AVALONBAY CMNTYS INC AVB 053484101 $96.0M 0.91% 508,929 SH
33 CHENIERE ENERGY INC LNG 16411R208 $92.3M 0.87% 386,035 SH
34 BRIXMOR PPTY GROUP INC BRX 11120U105 $90.9M 0.86% 2,883,306 SH
35 DUKE ENERGY CORP NEW DUK 26441C204 $90.1M 0.85% 712,158 SH
36 AMERICAN TOWER CORP AMT 03027X100 $89.3M 0.84% 546,114 SH
37 MPLX LP MPLX 55336V100 $89.0M 0.84% 1,580,427 SH
38 EMERA INC EMA 290876101 $87.4M 0.82% 1,161,790 SH
39 OGE ENERGY CORP OGE 670837103 $86.9M 0.82% 1,785,506 SH
40 FIRST INDL RLTY TR INC FR 32054K103 $85.5M 0.81% 1,394,369 SH
41 AMERICAN HEALTHCARE REIT INC AHR 398182303 $81.8M 0.77% 1,568,867 SH
42 ENERGY TRANSFER L P ET 29273V100 $81.4M 0.77% 4,258,247 SH
43 TC ENERGY CORP TRP 87807B107 $80.4M 0.76% 1,213,077 SH
44 FORTIS INC FTS 349553107 $79.8M 0.75% 981,900 SH
45 DIGITAL RLTY TR INC DLR 253868103 $79.5M 0.75% 442,729 SH
46 CUBESMART CUBE 229663109 $75.0M 0.71% 1,885,388 SH
47 SOUTHERN CO SO 842587107 $73.0M 0.69% 762,943 SH
48 PROLOGIS INC. PLD 74340W103 $71.3M 0.67% 526,282 SH
49 ONEOK INC NEW OKE 682680103 $69.0M 0.65% 793,120 SH
50 MID-AMER APT CMNTYS INC MAA 59522J103 $68.9M 0.65% 496,052 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-13 $10.60B 340 0001140361-26-032766
2026-06-30 2026-08-03 $10.60B 340 0001140361-26-030947
2026-03-31 2026-04-28 $9.63B 249 0001140361-26-017353
2026-03-31 2026-07-24 $9.63B 321 0001140361-26-029563
2025-12-31 2026-01-26 $8.82B 146 0001140361-26-002362
Filer Information
Address
10 S. WACKER DR.
19TH FLOOR
CHICAGO, IL 60606
Phone
(312) 263-2610
Filing Manager
DUFF & PHELPS INVESTMENT MANAGEMENT CO
CHICAGO, IL
Signatory
Kathleen Hegyi
Chief Compliance Officer