Insider trading on January 8, 2026
32 insiders at 30 companies bought $39.1M of their own stock on the open market, across 46 transactions. The largest was Mitsui Sumitomo Insurance Co Ltd, 10% Owner, buying $10.7M of Berkley W R Corp (WRB).
6 chief executives bought: Moulder Leon O Jr at ZBIO, Labe James at TPVG, Siokas Grigorios at COSM and 3 more.
Insiders sold $329.4M across 266 open-market sales. That is 8.4× the value bought. Selling routinely outweighs buying, because most executive pay is delivered in stock.
Open-market purchases
Code P only — insiders spending their own money, largest first.
Open-market sales
Pre-arranged 10b5-1 trades are marked.