John Earl Jackson

This profile gathers the share dealings of John Earl Jackson across 4 companies, led by Main Street Capital Corp, CSI Compressco LP and Basic Energy Services Inc. The record holds 322 filings, for trades running from 24 December 2015 to 28 September 2026.

The open-market record is one-sided, with 39 purchases worth €406k and not one sale. 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 22 share grants and 7 option exercises.

The median purchase comes to €827. Clusters matter here: 7 out of 12 purchases overlapped with buying by a colleague within 30 days. When several insiders buy within a few weeks of each other, analysts speak of a cluster purchase. Ninety days after publication, 23 purchases show a median change of +5.2%, with the price up in 96% of them. Past outcomes like these are no guarantee of what comes next.

The latest filing, published on 20 October 2026, reports a transaction of €4,519 in Main Street Capital Corp. The latest purchase dates back some time: it was published 1,209 days ago, on 30 June 2023. Typically, a trade is published a median of 11 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.