Martha J. Demski

Martha J. Demski, listed as board member, has filed trades across 4 companies (mainly through SEC (Form 4)), most often in Alpha Teknova, Inc., Adamas Pharmaceuticals Inc and Chimerix Inc. In total, 13 filings cover trades dated from 2 June 2021 to 14 July 2026.

In open-market terms, that means 2 purchases worth €33k on one side and 2 sales worth €43k on the other. The net balance comes to €9,675 on the selling side. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. Outside the open market, there are 5 share grants.

Most recently, on 16 July 2026, the filings show a transaction in Alpha Teknova, Inc. The most recent open-market purchase was published on 11 May 2023, 1,256 days ago. 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.