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JP

Joseph P. Platt Jr.

Executive
Director
Insider activity · 24 months1 buy2 salesCumulative net flow
Total declarations
45
Companies
4
▲ Purchases (2 ops.)
€96k
▼ Sales (9 ops.)
€2.3M

Latest filing published 07 Aug 2026 for Greenlight Capital Re, Ltd..

Filing timeline

BuySale
Joseph P. Platt Jr.

Insider track record

Disclosed buys
2
Disclosed sells
9
Signal history

Closed purchases

Market purchases
2
Positive at T+90
100%
Median T+90
+15.7%

Based on 2 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.

Purchases by company

Since each purchase

Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.

Joseph P. Platt Jr.: trading record in brief

This profile gathers the share dealings of Joseph P. Platt Jr. across 4 companies, led by Greenlight Capital Re, Ltd., CONSOL Energy Inc. and Core Natural Resources, Inc. In total, 45 filings cover trades dated from 24 May 2007 to 7 August 2026.

On the open market, the record shows 2 purchases worth €96k and 9 sales worth €2.3M. On balance, insiders were net sellers of €2.2M. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. Besides market trades, the filings include 33 share grants and 1 option exercise. 2026 to date brings no purchases and 2 sales.

The newest entry dates from 7 August 2026: a share grant, in Greenlight Capital Re, Ltd. The last purchase on record was published on 19 November 2025, which is 355 days ago. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. US insiders must file a Form 4 within two business days of a trade. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.

Companies and markets linked to Joseph P. Platt Jr.

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Declarations45 total

25 of 45 declarations