Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Greef Roderick de 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.
- Casdin Partners Master Fund, L.P. - $49.54M of BLFS open-market activity in the last 12 months
- Karen A. Foster - $2.06M of BLFS open-market activity in the last 12 months
- Troy Wichterman - $850K of BLFS open-market activity in the last 12 months
- Amy Duross - $257K of BLFS open-market activity in the last 12 months
- Aby J. Mathew - $56K of BLFS open-market activity in the last 12 months
- Joydeep Goswami - $48K of BLFS 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 Greef Roderick de?
Greef Roderick de is a corporate insider, tracked as President and CEO, Director of BIOLIFE SOLUTIONS INC (BLFS). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Greef Roderick de submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Greef Roderick de been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($3.61M) across all tracked filings.
Where can I see all of Greef Roderick de'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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