Summary
Updated Aug 30, 2026
H. E. Timanus Jr. is Chairman of PROSPERITY BANCSHARES INC (PB). 2 SEC Form 4 filings on record going back to 2024, most recently on 5 January 2026. Most recent open-market trade: sold $346K of PB on 26 November 2024. Lifetime open-market sales: $346K.
Recent Transactions
2Every recent SEC Form 4 transaction H. E. Timanus Jr. has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies H. E. Timanus Jr. 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.
- Ned S. Holmes - $3.91M of PB open-market activity in the last 12 months
- Perry Mueller Jr. - $1.61M of PB open-market activity in the last 12 months
- Robert H. Steelhammer - $104K of PB open-market activity in the last 12 months
- Leah Henderson - $77K of PB open-market activity in the last 12 months
- Harrison Stafford II - $57K of PB 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 H. E. Timanus Jr.?
H. E. Timanus Jr. is a corporate insider, tracked as Chairman of PROSPERITY BANCSHARES INC (PB). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did H. E. Timanus Jr. last file a Form 4?
The most recent primary Form 4 on record is dated 5 January 2026, one of 2 filings going back to 2024.
Has H. E. Timanus Jr. been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($346K) across all tracked filings.
Where can I see all of H. E. Timanus Jr.'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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