Summary
Updated Aug 31, 2026
Larry A. Norton files SEC Form 4 reports at INTERNATIONAL BANCSHARES CORP (IBOC). 1 SEC Form 4 filing on record, dated 22 May 2026. Most recent open-market trade: sold $720K of IBOC on 22 May 2026. Lifetime open-market sales: $720K.
Recent Transactions
1Every recent SEC Form 4 transaction Larry A. Norton has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who have reported open-market trades at the same companies as Larry A. Norton. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Antonio R. Sanchez Jr. - $8.31M of IBOC open-market activity on record
- Dennis E. Nixon - $7.17M of IBOC 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 Larry A. Norton?
Larry A. Norton is a corporate insider of INTERNATIONAL BANCSHARES CORP (IBOC). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Larry A. Norton last file a Form 4?
The only primary Form 4 on record is dated 22 May 2026.
Has Larry A. Norton been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($720K) across all tracked filings.
Where can I see all of Larry A. Norton'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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