Summary
Updated Aug 31, 2026
Randy F. Lieble is Director of NATIONAL PRESTO INDUSTRIES INC (NPK). 1 SEC Form 4 filing on record, dated 11 March 2026. Most recent open-market trade: sold $348K of NPK on 11 March 2026. Lifetime open-market sales: $348K.
Recent Transactions
1Every recent SEC Form 4 transaction Randy F. Lieble has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Randy F. Lieble go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. 1 recorded transaction carries a Rule 10b5-1 flag, meaning it was 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 Randy F. Lieble 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.
- David J. Peuse - $70K of NPK 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 Randy F. Lieble?
Randy F. Lieble is a corporate insider, tracked as Director of NATIONAL PRESTO INDUSTRIES INC (NPK). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Randy F. Lieble last file a Form 4?
The only primary Form 4 on record is dated 11 March 2026.
Has Randy F. Lieble been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($348K) across all tracked filings.
Where can I see all of Randy F. Lieble'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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