Summary
Updated Aug 31, 2026
Bettina M. Cockroft files SEC Form 4 reports at Annexon, Inc. (ANNX). 2 SEC Form 4 filings on record going back to 2025, most recently on 15 June 2026.
Trading Pattern
InsiderAlpha's records for Bettina M. Cockroft go back to 2025: 2 primary Form 4 filings, an average of 1.0 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 Stocks
Insiders who reported open-market trades in the last 12 months at the companies Bettina M. Cockroft 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.
- Muneer A. Satter - $11.97M of ANNX open-market activity in the last 12 months
- William H. Carson - $194K of ANNX open-market activity in the last 12 months
- Jung Choi - $138K of ANNX open-market activity in the last 12 months
- Ted Yednock - $70K of ANNX open-market activity in the last 12 months
- Jennifer Lew - $70K of ANNX open-market activity in the last 12 months
- Dean Richard Artis - $59K of ANNX 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 Bettina M. Cockroft?
Bettina M. Cockroft is a corporate insider of Annexon, Inc. (ANNX). InsiderAlpha holds 2 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 Bettina M. Cockroft submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Bettina M. Cockroft'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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