Trustmark Corporation (TRMK)
Who owns Trustmark Corporation (TRMK)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.5% of the shares are freely tradable; institutional investors hold 80.5%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 14.16 | 8,301,225 | -1.9 | 03/31/2026 |
| Vanguard Group Inc | 10.78 | 6,317,834 | -2.0 | 12/31/2025 |
| Dimensional Fund Advisors, Inc. | 6.65 | 3,897,556 | +0.5 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 6.01 | 3,524,803 | +0.0 | 03/31/2026 |
| Wellington Management Company LLP | 5.62 | 3,294,097 | -14.4 | 03/31/2026 |
| State Street Corp | 5.08 | 2,974,965 | +2.9 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.34 | 2,545,422 | +0.0 | 03/31/2026 |
| Earnest Partners LLC | 4.32 | 2,532,602 | -2.9 | 03/31/2026 |
| North Reef Capital Management LP | 3.33 | 1,952,930 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.10 | 3,576,888 | +0.0 | 05/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 28. Jul 2026 | Tate Granville Jr | Secretary | Other | 1,608 | 0.00 | – |
| 28. Jul 2026 | Harvey Robert B | Executive Officer | Other | 2,144 | 0.00 | – |
| 28. Jul 2026 | Chambers George T. Jr. | Principal Accounting Officer | Other | 1,000 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.