Summary
Updated Aug 30, 2026
Steven K. Henderson is Director of Aqua Metals, Inc. (AQMS). 1 SEC Form 4 filing on record, dated 26 August 2026.
Recent Transactions
1Every recent SEC Form 4 transaction Steven K. Henderson has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who have reported open-market trades at the same companies as Steven K. Henderson. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Stephen Cotton - of AQMS open-market activity on record
- Benjamin S. Taecker - of AQMS open-market activity on record
- Vincent L. Divito - of AQMS open-market activity on record
- Peifang Zhang - of AQMS open-market activity on record
- Judd Merrill - of AQMS open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Steven K. Henderson?
Steven K. Henderson is a corporate insider, tracked as Director of Aqua Metals, Inc. (AQMS). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Steven K. Henderson submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Steven K. Henderson'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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