Gavin Wood

Filings by Gavin Wood span 2 companies, the busiest being Affymetrix Inc and Adaptimmune Therapeutics PLC. In total, 45 filings cover trades dated from 26 July 2013 to 2 September 2025.

The open-market side counts 3 purchases for €72k alongside 5 sales for €492k. Taken together, the sales exceed the purchases by €420k. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. The rest of the record consists of 28 share grants and 8 option exercises. 2025 to date brings no purchases and 1 sale.

The median purchase comes to €14k. Clusters matter here: 2 out of 3 purchases overlapped with buying by a colleague within 30 days. Purchases made close together by different insiders form what is called a cluster.

The record was last updated on 3 September 2025 with an open-market sale (€817) in Adaptimmune Therapeutics PLC. The last purchase on record was published on 23 May 2022, which is 1,615 days ago. 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. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.