Martin H. Huber Jr.

Filings by Martin H. Huber Jr. span 3 companies, the busiest being TESARO, Inc., Mersana Therapeutics, Inc. and Syndax Pharmaceuticals Inc. Over a trading history stretching from 21 September 2016 to 4 February 2026, the count stands at 34 filings.

In open-market terms, that means 1 purchase worth €40k on one side and 12 sales worth €766k on the other. On balance, insiders were net sellers of €726k. Unlike grants, an open-market purchase is paid for by the insider, at the market price. Outside the open market, there are 8 share grants and 11 option exercises.

The record was last updated on 6 February 2026 with a share grant in Syndax Pharmaceuticals Inc. The most recent open-market purchase was published on 19 May 2025, 523 days ago. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. For comparison, the SEC allows two business days to file a 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.