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Total declarations
Companies
▲ Purchases (11 ops.)
▼ Sales (1 ops.)
Latest filing published 26 Aug 2025 for Duff & Phelps Utility & Infrastructure Fund Inc., €13k. Read the official filing
Filing timeline
BuySaleDavid D. Grumhaus Jr.
Insider track record
Disclosed buys
11
Disclosed sells
1
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
David D. Grumhaus Jr.: trading record in brief
David D. Grumhaus Jr. is a declared insider at 4 companies (chief executive); the most frequent names are Duff & Phelps Utility & Infrastructure Fund Inc., DNP Select Income Fund Inc and DTF TAX-Free Income 2028 Term Fund Inc. The record holds 12 filings, for trades running from 18 June 2021 to 25 August 2025.
Market trades split into 11 purchases (€192k) and 1 sale (€13k). The net balance comes to €179k on the buying side. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. Since January 2025: 2 purchases and no sales on the market.
In size, the median ticket on the buying side is €18k. Clusters matter here: 4 out of 11 purchases overlapped with buying by a colleague within 30 days. Such overlaps are known as a cluster signal: distinct people reaching the same decision at about the same time.
The newest entry dates from 26 August 2025: an open-market purchase of €14k, in DTF TAX-Free Income 2028 Term Fund Inc. Typically, a trade is published a median of 2 days after it takes place. Section 16 rules allow two business days to file each Form 4. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to David D. Grumhaus Jr.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations12 total
1,200 shares@ US$12.7712.8% of flowCommon StockSEC:0001213900-25-080772:0
Canonical exit: 23 Nov 2025 (T+90)
1,400 shares@ US$11.3435.0% of flowCommon stockSEC:0001213900-25-080769:0
Canonical exit: 23 Nov 2025 (T+90)
2,000 shares@ US$9.6031.0% of flowCommon stockSEC:0001213900-24-103301:0
Canonical exit: 24 Feb 2025 (T+90)
1,500 shares@ US$12.3219.8% of flowCommon StockSEC:0001213900-24-103298:0
Canonical exit: 24 Feb 2025 (T+90)
6 shares@ US$10.770.2% of flowCommon stockSEC:0001213900-24-032287:0
Canonical exit: 8 Jul 2024 (T+90)
3,000 shares@ US$9.4229.1% of flowCommon StockSEC:0001213900-24-032285:0
Canonical exit: 8 Jul 2024 (T+90)
3,000 shares@ US$8.3039.0% of flowCommon stockSEC:0001209191-23-058580:0
Canonical exit: 11 Mar 2024 (T+90)
2,500 shares@ US$10.0125.4% of flowCommon StockSEC:0001209191-23-043804:0
Canonical exit: 29 Oct 2023 (T+90)
2,500 shares@ US$10.0825.7% of flowCommon StockSEC:0001209191-23-038128:0
Canonical exit: 14 Sept 2023 (T+90)
2,500 shares@ US$10.9699.8% of flowCommon stockSEC:0001209191-23-021144:0
Canonical exit: 22 Jun 2023 (T+90)
1,000 shares@ US$10.569917.7% of flowCommon StockSEC:0001209191-21-049907:0
Canonical exit: 2 Nov 2021 (T+90)
1,710 shares@ US$9.3705100.0% of flowCommon StockSEC:0000883237-21-000162:0
12 of 12 declarations
