David D. Grumhaus Jr.
President and CEO · Duff Phelps Utility Infrastructure Fund Inc.
- 2024
- Aug 26, 2025
- 4
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies David D. Grumhaus Jr. files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Mark G. Kahrer - $204K in DNP purchases and sales in the last 12 months
- William Patrick Bradley III - $45K in DPG purchases and sales in the last 12 months
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Frequently asked questions
Who is David D. Grumhaus Jr.?
David D. Grumhaus Jr. is a corporate insider, tracked as President and CEO of Duff Phelps Utility Infrastructure Fund Inc. (DPG). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did David D. Grumhaus Jr. last file a Form 4?
The most recent primary Form 4 on record is dated 26 August 2025, one of 4 filings going back to 2024.
Has David D. Grumhaus Jr. been buying or selling stock?
Recorded transactions: 4 open-market purchases ($69K) and 0 open-market sales across all tracked filings.
