Timothy J. O'Shaughnessy

This profile gathers the share dealings of Timothy J. O'Shaughnessy in Graham Holdings Co, where the filings describe the role as chief executive. Between 23 March 2016 and 13 August 2026, the trades on record add up to 39 filings.

On the market, this insider has only ever bought: 14 purchases, €2.7M in total. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Besides market trades, the filings include 7 share grants and 9 option exercises.

In size, the median ticket on the buying side is €104k. Of 10 purchases, 9 formed part of a group of insiders buying within 30 days of each other. A cluster is several different insiders buying the same stock within a short window, a pattern studied more closely than a single purchase.

The latest filing, published on 14 August 2026, reports a transaction in Graham Holdings Co. The clock since the last published purchase (7 August 2018) now reads 2,999 days. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. US insiders must file a Form 4 within two business days of a trade. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.