Duff & Phelps Investment Management Co.
- Regulatory AUM
- $12.7B
- Discretionary
- $12.7B
- Clients
- 44
- Avg AUM / client
- $290M
- Accounts
- 44
- Employees
- 53
AUM over time
Annual snapshots from Form ADV filings · as of Apr 17, 2026
Investments (13F portfolio — 148 positions, $9,629,907,082)
13F period Mar 31, 2026| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | Welltower Inc | COM | $520,479,483 | 2,632,540 | 5.4% | 4.08% |
| 2 | Equinix Inc | COM | $463,244,760 | 472,583 | 4.81% | 3.63% |
| 3 | Prologis Inc. | COM | $395,199,166 | 2,989,856 | 4.1% | 3.1% |
| 4 | Digital Rlty Tr Inc | COM | $278,772,255 | 1,546,930 | 2.89% | 2.19% |
| 5 | Ventas Inc | COM | $213,599,056 | 2,611,874 | 2.22% | 1.68% |
| 6 | Sempra | COM | $202,761,432 | 2,086,667 | 2.11% | 1.59% |
| 7 | Xcel Energy Inc | COM | $192,634,295 | 2,424,903 | 2.0% | 1.51% |
| 8 | Nextera Energy Inc | COM | $178,457,774 | 1,921,380 | 1.85% | 1.4% |
| 9 | Entergy Corp New | COM | $172,161,362 | 1,532,230 | 1.79% | 1.35% |
| 10 | Centerpoint Energy Inc | COM | $166,886,728 | 3,866,699 | 1.73% | 1.31% |
| 11 | Simon Ppty Group Inc New | COM | $161,788,847 | 867,361 | 1.68% | 1.27% |
| 12 | Iron Mtn Inc Del | COM | $160,904,921 | 1,575,337 | 1.67% | 1.26% |
| 13 | American Tower Corp | COM | $158,927,196 | 920,890 | 1.65% | 1.25% |
| 14 | Public Storage Oper Co | COM | $149,848,107 | 553,190 | 1.56% | 1.18% |
| 15 | Nisource Inc | COM | $144,955,822 | 3,106,640 | 1.51% | 1.14% |
| 16 | Williams Cos Inc | COM | $140,668,166 | 1,932,786 | 1.46% | 1.1% |
| 17 | Alliant Energy Corp | COM | $136,213,037 | 1,898,175 | 1.41% | 1.07% |
| 18 | Evergy Inc | COM | $135,648,052 | 1,655,860 | 1.41% | 1.06% |
| 19 | Avalonbay Cmntys Inc | COM | $131,782,612 | 806,750 | 1.37% | 1.03% |
| 20 | Brixmor Ppty Group Inc | COM | $129,107,319 | 4,482,893 | 1.34% | 1.01% |
| 21 | American Homes 4 Rent | CL A | $127,789,756 | 4,576,997 | 1.33% | 1.0% |
| 22 | Targa Res Corp | COM | $127,721,110 | 509,397 | 1.33% | 1.0% |
| 23 | Ameren Corp | COM | $127,494,120 | 1,159,881 | 1.32% | 1.0% |
| 24 | First Indl Rlty Tr Inc | COM | $127,015,923 | 2,195,608 | 1.32% | 1.0% |
| 25 | Duke Energy Corp New | COM NEW | $117,452,787 | 896,997 | 1.22% | 0.92% |
Top 25 of 148 positions from the manager's latest Form 13F · source filing (EDGAR) ↗. 13F covers long US-listed positions only. "% of AUM" is share of the firm's total regulatory AUM (Form ADV Item 5.F).
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Investment companies | 14 | $7.5B | 58.9% |
| Pooled investment vehicles (non-investment companies) | 6 | $1.5B | 11.6% |
| Pension and profit sharing plans | 7 | $2.1B | 16.4% |
| Charitable organizations | 3 | $47.5M | 0.37% |
| State or municipal government entities | 5 | $702M | 5.5% |
| Corporations and other businesses | 9 | $917M | 7.19% |
Retirement plan clients
Plans that reported this firm as an investment service provider on Form 5500 Schedule C.
| Plan | Location | Plan year |
|---|---|---|
| The Citigroup Pension Plan Citigroup Inc. | 2024 |
People (10)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Aylward, George, Robert | Director And Chairman | Nov 2008 (18y) | Less than 5% | |
| Angerthal, Michael, Aaron | Director, Executive Vice President And Treasurer | May 2010 (16y) | Less than 5% | |
| Dybas, Geoffrey, Peter | Executive Managing Director | Mar 2017 (9y) | Less than 5% | |
| Petrisko, Daniel, John | Executive Managing Director | Mar 2017 (9y) | Less than 5% | |
| Grumhaus, David, Dean | Director, President And Chief Investment Officer | Jan 2021 (6y) | Less than 5% | |
| Wittwer, Steven, Glenn | Executive Managing Director | Mar 2022 (4y) | Less than 5% | |
| Kathleen Louise Hegyi | Chief Compliance Officer | Aug 2022 (4y) | Less than 5% | |
| Purkalitis, Andra, Cynthia | Chief Legal Officer | Nov 2023 (3y) | Less than 5% | |
| Enochs, Phillip, Edward | Executive Managing Director | May 2024 (2y) | Less than 5% | |
| Lauren Eve Matz | Registered representative | Jan 2024 (3y) |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Virtus Partners, Inc. (Direct Owner Dpim's Outstanding Stock) | Shareholder | Nov 1995 | A | 75% or more |
| Virtus Investment Partners, Inc. | Indirect Shareholder | Nov 2008 | B | 75% or more of Virtus Partners, Inc. (indirect) |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Retirement plans served (1)
| Plan | Sponsor | Participants | Plan assets | As of |
|---|---|---|---|---|
| The Citigroup Pension Plan | Citigroup Inc. | 14,217 | $10.0B | 01/01/2024 |
From Form 5500 service-provider disclosures.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 04/17/2026 | 1.98 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Performance-based fees
Services
- • Portfolio management for investment companies
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- Citibank $1.2B (10% of AUM) Apr 2026
- BNY Mellon $1.2B (10% of AUM) Apr 2026
- Northern Trust $494M (4% of AUM) Apr 2026
- State Street Apr 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Apr 17, 2026.
View current Form ADV (SEC/IAPD) ↗