The largest holder of Cullen/Frost Bankers stock is BlackRock Advisors LLC, with 6.8 million shares (10.95% of the company), worth about $1.10 billion as of September 25, 2026. The 10 largest holders together own 50.7%.
In Q2 2026, 585 institutional holdings reports listed shares worth $9.32 billion.
Insiders reported 58 transactions in the last two years: 7 sales worth $7.57 million and no purchases. The newest one on file is from March 9, 2026 (Edwards Crawford H, Director).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through March 9, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Advisors LLC | 6.8 million | 10.95% | $1.1B |
| Aristotle Capital Management LLC | 4.5 million | 7.18% | $718.0M |
| Cullen/Frost 401k Stock Purchase Plan | 3.2 million | 5.19% | $519.0M |
| State Street Corporation | 3.2 million | 5.18% | $518.0M |
| Vanguard Portfolio Management LLC | 3.2 million | 5.15% | $515.0M |
| First Eagle Investment Management LLC | 2.8 million | 4.47% | $447.0M |
| Vanguard Capital Management LLC | 2.7 million | 4.37% | $437.0M |
| Baillie Gifford & Co. | 2.2 million | 3.59% | $359.0M |
| DFA Australia Ltd. | 1.5 million | 2.47% | $247.0M |
| Geode Capital Management LLC | 1.3 million | 2.15% | $215.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 585 | – | $9.3B |
| Q1 2026 | 552 | 55.0 million | $7.5B |
| Q4 2025 | 541 | 55.2 million | $7.0B |
| Q3 2025 | 494 | 56.5 million | $7.2B |
| Q2 2025 | 495 | 54.5 million | $7.0B |
| Q1 2025 | 497 | 54.0 million | $6.8B |
| Q4 2024 | 482 | 55.6 million | $7.5B |
| Q3 2024 | 461 | 57.0 million | $6.4B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Edwards Crawford H | Mar 9, 2026 | Director | Stock Gift at price 0.00 per share. | – |
| Green Phillip D | Feb 10, 2026 | Chief Executive Officer | Stock Gift at price 0.00 per share. | – |
| Berman Robert A | Feb 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Bracher Paul H | Feb 5, 2026 | President | Stock Award(Grant) at price 0.00 per share. | – |
| Alonzo Annette M | Feb 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Stead Jimmy | Feb 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Severyn Carol Jean | Feb 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Rhodes Coolidge E Jr | Feb 5, 2026 | General Counsel | Stock Award(Grant) at price 0.00 per share. | – |
| Kasanoff Howard L. | Feb 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Green Phillip D | Feb 5, 2026 | Chief Executive Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Berman Robert A | Jan 30, 2026 | Officer | Sale at price 137.07 per share. | $137,070 |
| Pullin Ericka Lynn | Dec 12, 2025 | Officer | Sale at price 129.72 per share. | $43 |
Newest 12 of 58 insider transactions in the last two years.
BlackRock Advisors LLC, with 10.95% of the company (as of September 25, 2026). Next: Aristotle Capital Management LLC (7.18%) and Cullen/Frost 401k Stock Purchase Plan (5.19%).
585 institutional holdings reports listed Cullen/Frost Bankers shares in Q2 2026 worth $9.32 billion.
In the last two years insiders reported 7 sales and no purchases (58 transactions in all); the newest on file is from March 9, 2026.