Summary
Updated Aug 30, 2026
Kathryn C. Zoon is Director of Emergent BioSolutions Inc. (EBS). 2 SEC Form 4 filings on record going back to 2025, most recently on 4 May 2026. Most recent open-market trade: sold $9K of EBS on 4 May 2026. Lifetime open-market sales: $207K.
Recent Transactions
4Every recent SEC Form 4 transaction Kathryn C. Zoon has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Kathryn C. Zoon 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.
- 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
- Keith Katkin - $128K of EBS open-market activity in the last 12 months
- Paul Anthony Williams - $59K 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 Kathryn C. Zoon?
Kathryn C. Zoon is a corporate insider, tracked as Director of Emergent BioSolutions Inc. (EBS). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Kathryn C. Zoon last file a Form 4?
The most recent primary Form 4 on record is dated 4 May 2026, one of 2 filings going back to 2025.
Has Kathryn C. Zoon been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($207K) across all tracked filings.
Where can I see all of Kathryn C. Zoon'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.
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