Summary
Updated Aug 31, 2026
Paul R. Johnston is Director of EXPONENT INC (EXPO). 7 SEC Form 4 filings on record going back to 2024, most recently on 5 June 2026. Most recent open-market trade: sold $124K of EXPO on 20 November 2024. Lifetime open-market sales: $3.00M.
Recent Transactions
13Every recent SEC Form 4 transaction Paul R. Johnston has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Paul R. Johnston go back to 2024: 7 primary Form 4 filings, an average of 2.3 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 Paul R. Johnston 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.
- Catherine Corrigan - $2.84M of EXPO open-market activity in the last 12 months
- John Pye - $304K of EXPO open-market activity in the last 12 months
- Joseph Rakow - $161K of EXPO open-market activity in the last 12 months
- Joseph Sala - $117K of EXPO open-market activity in the last 12 months
- Bradley A. James - $115K of EXPO open-market activity in the last 12 months
- Richard Reiss - $98K of EXPO 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 Paul R. Johnston?
Paul R. Johnston is a corporate insider, tracked as Director of EXPONENT INC (EXPO). InsiderAlpha holds 7 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 Paul R. Johnston submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Paul R. Johnston been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($3.00M) across all tracked filings.
Where can I see all of Paul R. Johnston'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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