Jeffrey William Henderson

Filings by Jeffrey William Henderson span 5 companies, the busiest being Halozyme Therapeutics, Inc., Qualcomm Inc/de and Kyntra Bio, Inc. Between 4 May 2016 and 17 March 2026, the trades on record add up to 49 filings.

On the open market, the record shows 1 purchase worth €340k and 12 sales worth €3.2M. The net balance comes to €2.9M on the selling side. Unlike grants, an open-market purchase is paid for by the insider, at the market price. Other entries cover 25 share grants and 8 option exercises.

On 18 March 2026 came the latest disclosure, a share grant in Qualcomm Inc/de. The last insider purchase was made public on 10 February 2025, 618 days ago. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. The legal deadline for a Form 4 is two business days after the transaction. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.