Summary
Updated Aug 31, 2026
Thomas A. Raffin is Director of Akoya Biosciences, Inc. (AKYA). 2 SEC Form 4 filings on record going back to 2024, most recently on 8 July 2025.
Recent Transactions
4Every recent SEC Form 4 transaction Thomas A. Raffin has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Thomas A. Raffin go back to 2024: 2 primary Form 4 filings, an average of 0.7 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Sector
No other insider has filed at Thomas A. Raffin's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- RA CAPITAL MANAGEMENT, L.P. - $40.00M of BCAX open-market activity in the last 12 months
- Sanj K. Patel - $39.43M of KNSA open-market activity in the last 12 months
- Matrix Capital Management Company, LP - $39.04M of AURA open-market activity in the last 12 months
- Dirk Kersten - $38.57M of DYN open-market activity in the last 12 months
- Ari Bousbib - $38.55M of IQV open-market activity in the last 12 months
- Mark J. Tarr - $38.47M of EHC 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 Thomas A. Raffin?
Thomas A. Raffin is a corporate insider, tracked as Director of Akoya Biosciences, Inc. (AKYA). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Thomas A. Raffin last file a Form 4?
The most recent primary Form 4 on record is dated 8 July 2025, one of 2 filings going back to 2024.
Where can I see all of Thomas A. Raffin'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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