Summary
Updated Aug 31, 2026
Libor Michalek is President, Director of Affirm Holdings, Inc. (AFRM). 21 SEC Form 4 filings on record going back to 2024, most recently on 4 August 2026. Lifetime open-market sales: $40.22M.
Recent Transactions
20Every recent SEC Form 4 transaction Libor Michalek has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Libor Michalek go back to 2024: 21 primary Form 4 filings, an average of 7.0 per year. 35 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Libor Michalek 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.
- Max R. Levchin - $58.18M of AFRM open-market activity in the last 12 months
- Michael Linford - $8.00M of AFRM open-market activity in the last 12 months
- Siphelele Jiyane - $5.58M of AFRM open-market activity in the last 12 months
- Katherine Adkins - $3.50M of AFRM open-market activity in the last 12 months
- Robert O'Hare - $3.19M of AFRM open-market activity in the last 12 months
- Noel Bertram Watson - $396K of AFRM 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 Libor Michalek?
Libor Michalek is a corporate insider, tracked as President, Director of Affirm Holdings, Inc. (AFRM). InsiderAlpha holds 21 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Libor Michalek submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Libor Michalek been buying or selling stock?
Recorded transactions: 0 open-market purchases and 11 open-market sales ($40.22M) across all tracked filings.
Where can I see all of Libor Michalek'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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