Summary
Updated Aug 31, 2026
Keith Katkin is Director of Emergent BioSolutions Inc. (EBS). 3 SEC Form 4 filings on record, most recently on 4 May 2026. Most recent open-market trade: sold $128K of EBS on 4 May 2026. Lifetime open-market sales: $128K.
Recent Transactions
4Every recent SEC Form 4 transaction Keith Katkin has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Keith Katkin go back to 2026: 3 primary Form 4 filings, an average of 3.0 per year. 3 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Keith Katkin files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Michael A. Metzger - $4.01M of SNDX open-market activity in the last 12 months
- Nicholas A.J. Botwood - $1.18M of SNDX open-market activity in the last 12 months
- Donald W. Degolyer - $318K of EBS open-market activity in the last 12 months
- Coleen Glessner - $306K of EBS open-market activity in the last 12 months
- Sujata Tyagi Dayal - $201K of EBS open-market activity in the last 12 months
- Kathryn C. Zoon - $144K of EBS open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Keith Katkin?
Keith Katkin is a corporate insider, tracked as Director of Emergent BioSolutions Inc. (EBS). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Keith Katkin last file a Form 4?
The most recent primary Form 4 on record is dated 4 May 2026, one of 3 filings going back to 2026.
Has Keith Katkin been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($128K) across all tracked filings.
Where can I see all of Keith Katkin's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Follow Keith Katkin and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial