🕵️ Prosperity Bancshares Inc ($PB)
SEC insider & ownership activity, last 12 months · CIK 1068851 · every row links its SEC filing
Over the last 12 months insiders sold $5.8M with no open-market buying against it. Ned S. Holmes sold $3.9M through a 10b5-1 trading plan in 231 lots (Jul–Jul). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 5 sellers, $5.8M (238 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Ned S. Holmes | 0 | – | 231 | $3.9M | Jul 22, 2026 |
| Mueller Perry Jr. | 0 | – | 4 | $1.6M | Feb 17, 2026 |
| Robert Steelhammer | 0 | – | 1 | $104K | May 26, 2026 |
| Henderson Leah | 0 | – | 1 | $77K | Dec 11, 2025 |
| Stafford Harrison II | 0 | – | 1 | $57K | Dec 4, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| AQR Capital Management, LLC | 6.2% | 13G | May 15, 2026 | filing ↗ | |
| AQR Capital Management Holdings, LLC | 6.2% | 13G | May 15, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.5% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.0% | 13G | Apr 30, 2026 | filing ↗ | |
| Dimensional Fund Advisors LP | 5.0% | 13G | Jul 14, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Ned S. Holmes | $1.1M | Jun 10, 2026 | filing ↗ |
| Robert Steelhammer | $104K | May 26, 2026 | filing ↗ |
| Ned S. Holmes | $1.1M | Mar 4, 2026 | filing ↗ |
| Mueller Perry Jr. | $127K | Feb 13, 2026 | filing ↗ |
| Mueller Perry Jr. | $1.5M | Feb 13, 2026 | filing ↗ |
| Henderson Leah | $75K | Dec 10, 2025 | filing ↗ |
| Stafford Harrison II | $56K | Dec 4, 2025 | filing ↗ |
| Ned S. Holmes | $987K | Dec 3, 2025 | filing ↗ |
| Ned S. Holmes | $1.1M | Aug 27, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 29, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Jul 1, 2026 | filing ↗ |
| New financial obligation (2.03) | Jul 1, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 1, 2026 | filing ↗ |
| Other events (8.01) | Jul 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 1, 2026 | filing ↗ |
| Earnings (2.02) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Other events (8.01) | Apr 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 22, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 21, 2026 | filing ↗ |
| Other events (8.01) | Feb 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 2, 2026 | filing ↗ |
| Earnings (2.02) | Jan 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 28, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 28, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 27, 2026 | filing ↗ |
| Other events (8.01) | Jan 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 2, 2026 | filing ↗ |
| Earnings (2.02) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 1, 2025 | filing ↗ |
| Other events (8.01) | Oct 1, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 1, 2025 | filing ↗ |