Brian F. Sullivan

Filings by Brian F. Sullivan span 4 companies, the busiest being Entegris Inc, Celcuity Inc. and Virtual Radiologic Corp. Between 14 June 2006 and 14 August 2026, the trades on record add up to 96 filings.

The open-market side counts 13 purchases for €1.7M alongside 16 sales for €2.5M. On balance, insiders were net sellers of €806k. Unlike grants, an open-market purchase is paid for by the insider, at the market price. The rest of the record consists of 46 share grants and 1 option exercise.

The median purchase comes to €5,653.

The record was last updated on 18 August 2026 with a share grant in Celcuity Inc. The most recent open-market purchase was published on 13 December 2022, 1,411 days ago. The median gap between a trade and its publication by SEC (Form 4) is 2 days. 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.