Summary
Updated Aug 31, 2026
Burkhard Blank is EVP Chief Medical Officer of MANNKIND CORP (MNKD). 3 SEC Form 4 filings on record, most recently on 15 July 2025.
Recent Transactions
2Every recent SEC Form 4 transaction Burkhard Blank has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Burkhard Blank go back to 2025: 3 primary Form 4 filings, an average of 1.5 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 Burkhard Blank 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 Castagna - $1.51M of MNKD open-market activity in the last 12 months
- David Thomson - $931K of MNKD open-market activity in the last 12 months
- Stuart A. Tross - $549K of MNKD open-market activity in the last 12 months
- Steven B. Binder - $427K of MNKD open-market activity in the last 12 months
- Sanjay R. Singh - $94K of MNKD 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 Burkhard Blank?
Burkhard Blank is a corporate insider, tracked as EVP Chief Medical Officer of MANNKIND CORP (MNKD). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Burkhard Blank last file a Form 4?
The most recent primary Form 4 on record is dated 15 July 2025, one of 3 filings going back to 2025.
Where can I see all of Burkhard Blank'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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