David D. Grumhaus Jr.

Companies

• Duff & Phelps Utility & Infrastructure Fund Inc.Chief executive officer Jun 16, 2023 to now¹
• Duff & Phelps Utility & Infrastructure Fund Inc.President Jun 16, 2023 to now¹
• DTF TAX-FREE INCOME 2028 TERM FUND INCChief executive officer Mar 27, 2023 to now²
• DTF TAX-FREE INCOME 2028 TERM FUND INCPresident Mar 27, 2023 to now²
• DNP Holding JSCChief executive officer Dec 14, 2023 to Nov 27, 2024³
• DNP Holding JSCPresident Aug 5, 2021 to Nov 27, 2024⁴

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• DPDuff & Phelps Utility & Infrastructure Fund Inc. DPG11,612 shares⁵$154.4K at $13.30Aug 25, 2025
• DJDNP Holding JSC DNP8,361 shares⁶$82.9K at $9.92Nov 26, 2024
• DTDTF TAX-FREE INCOME 2028 TERM FUND INC DTF6,652 shares⁷$75.5K at $11.35Aug 25, 2025

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 25, 2025Bought 1,400 shares at $11.34 of DTF TAX-FREE INCOME 2028 TERM FUND INC⁷
• Aug 25, 2025Bought 1,200 shares at $12.77 of Duff & Phelps Utility & Infrastructure Fund Inc.⁵
• Nov 26, 2024Bought 2,000 shares at $9.60 of DNP Holding JSC⁶
• Nov 26, 2024Bought 1,500 shares at $12.32 of Duff & Phelps Utility & Infrastructure Fund Inc.⁸
• Apr 10, 2024Bought 2,500 shares at $10.70 of DTF TAX-FREE INCOME 2028 TERM FUND INC⁹
• Apr 9, 2024Bought 6 shares at $10.77 of DTF TAX-FREE INCOME 2028 TERM FUND INC⁹
• Apr 9, 2024Bought 3,000 shares at $9.42 of Duff & Phelps Utility & Infrastructure Fund Inc.¹⁰
• Dec 12, 2023Bought 3,000 shares at $8.30 of DNP Holding JSC¹¹
• Jul 31, 2023Bought 2,500 shares at $10.01 of Duff & Phelps Utility & Infrastructure Fund Inc.¹²
• Jun 16, 2023Bought 2,500 shares at $10.08 of Duff & Phelps Utility & Infrastructure Fund Inc.¹³
• Mar 24, 2023Bought 2,500 shares at $10.96 of DTF TAX-FREE INCOME 2028 TERM FUND INC¹⁴