Summary
Updated Aug 31, 2026
Ronald J. Tanski files SEC Form 4 reports at NATIONAL FUEL GAS CO (NFG). 10 SEC Form 4 filings on record going back to 2024, most recently on 2 July 2026.
Recent Transactions
11Every recent SEC Form 4 transaction Ronald J. Tanski has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Ronald J. Tanski go back to 2024: 10 primary Form 4 filings, an average of 3.3 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 have reported open-market trades at the same companies as Ronald J. Tanski. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Justin I. Loweth - $1.22M of NFG open-market activity on record
- Donna L. Decarolis - $626K of NFG 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 Ronald J. Tanski?
Ronald J. Tanski is a corporate insider of NATIONAL FUEL GAS CO (NFG). InsiderAlpha holds 10 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 Ronald J. Tanski submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Ronald J. Tanski'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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