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Manager record

Duff & Phelps Investment Management Co

Chicago, IL · CIK 765443 · EDGAR filings ↗

Cover-page record: Trade Filings parses every position for its tracked managers; for this filer it indexes the cover-page totals of each quarterly 13F report on SEC EDGAR.

$10.60BReported 13F valueQ2 2026 · as filed
340Holdings listed
+10.0%vs prior quartervalue change includes market moves
5Quarters on record
Aug 13Latest filed
Reported 13F value by quarter, Q2 2025 to Q2 2026Q2 2025: $8.5B$8.5BQ2 2025154 holdingsQ3 2025: $8.8B$8.8BQ3 2025151 holdingsQ4 2025: $8.8B$8.8BQ4 2025146 holdingsQ1 2026: $9.6B$9.6BQ1 2026321 holdingsQ2 2026: $10.6B$10.6BQ2 2026340 holdings
Reported 13F value by quarter from the cover pages of this filer (live documents; sub-portfolio reports summed), with holdings listed beneath each bar.
Filing record
Aug 13 2026 13F-HR/A · period Q2 2026

$10.60B · 340 holdings listed · amendment (restatement) · View original SEC filing ↗
Aug 03 2026 13F-HR · period Q2 2026

$10.60B · 340 holdings listed · View original SEC filing ↗
Jul 24 2026 13F-HR/A · period Q1 2026

$9.63B · 321 holdings listed · amendment (restatement) · View original SEC filing ↗
Apr 28 2026 13F-HR · period Q1 2026

$9.63B · 249 holdings listed · View original SEC filing ↗
Jan 26 2026 13F-HR · period Q4 2025

$8.82B · 146 holdings listed · View original SEC filing ↗
Nov 13 2025 13F-HR · period Q3 2025

$8.82B · 151 holdings listed · View original SEC filing ↗
Aug 11 2025 13F-HR · period Q2 2025

$8.51B · 154 holdings listed · View original SEC filing ↗
Provenance: Cover-page totals from the quarterly 13F reports of this filer on SEC EDGAR; position-level holdings are parsed for tracked managers only. Reporting period: Q2 2026 · latest filing Aug 13, 2026 · Change methodology