Trustmark Corporation (TRMK) ownership: Top institutional holder: BlackRock, Inc. ($349.81M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 8301225.00 | $349.81M | 2026-03-31 |
| BlackRock Fund Advisors | 7757407.00 | $276.55M | 2016-12-31 |
| VANGUARD GROUP INC | 6317834.00 | $246.08M | 2025-12-31 |
| DIMENSIONAL FUND ADVISORS LP | 3897556.00 | $164.24M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3524803.00 | $148.54M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 3294097.00 | $138.81M | 2026-03-31 |
| STATE STREET CORP | 2974965.00 | $125.37M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2545422.00 | $107.26M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-01 | |
| Sell | null | 2026-05-01 | |
| Sell | null | 2026-05-01 | |
| Sell | null | 2026-04-28 | |
| Sell | null | 2026-04-28 | |
| Sell | null | 2026-04-28 | |
| Sell | null | 2026-04-28 | |
| Sell | null | 2026-04-28 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.