TRUSTMARK CORP (TRMK) Top Institutional Shareholders
TRUSTMARK CORP (TRMK) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $1.92B in TRMK holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of TRMK tracked by InsiderSet, reporting ownership valued at approximately $349.81M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $367.83M, representing an estimated gain of +5.15% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 70% of the total disclosed TRMK value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Dimensional Fund Advisors Lp, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in TRUSTMARK CORP (TRMK).
This page ranks the largest institutional TRMK shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
263
Total Reported Value
$1.92B
Largest Holder
Blackrock, Inc.
Largest Position
$349.81M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
123
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 8,301,225 | $349,813,623 | $367,827,280 | +$18,013,657 | +5.15% | |
| Dimensional Fund Advisors Lp | 0.03% | 3,897,556 | $164,244,025 | $172,700,706 | +$8,456,681 | +5.15% | |
| Vanguard Portfolio Management Llc | 0.01% | 3,524,803 | $148,535,198 | $156,184,021 | +$7,648,823 | +5.15% | |
| Wellington Management Group Llp | 0.03% | 3,294,097 | $138,813,247 | $145,961,438 | +$7,148,191 | +5.15% | |
| State Street Corp | 0.00% | 2,974,965 | $125,365,025 | $131,820,699 | +$6,455,674 | +5.15% | |
| Vanguard Capital Management Llc | 0.00% | 2,545,422 | $107,264,083 | $112,787,649 | +$5,523,566 | +5.15% | |
| Earnest Partners Llc | 0.44% | 2,532,602 | $106,723,848 | $112,219,595 | +$5,495,747 | +5.15% | |
| North Reef Capital Management Lp | 2.83% | 1,952,930 | $82,296,470 | $86,534,328 | +$4,237,858 | +5.15% | |
| Geode Capital Management, Llc | 0.00% | 1,514,601 | $63,835,162 | $67,111,970 | +$3,276,808 | +5.13% | |
| American Century Companies Inc | 0.03% | 1,266,299 | $53,361,840 | $56,109,709 | +$2,747,869 | +5.15% | |
| Ubs Group Ag | 0.01% | 861,248 | $36,292,990 | $38,161,899 | +$1,868,909 | +5.15% | |
| Charles Schwab Investment Management Inc | 0.01% | 779,069 | $32,829,968 | $34,520,547 | +$1,690,579 | +5.15% | |
| Goldman Sachs Group Inc | 0.00% | 730,375 | $30,778,006 | $32,362,916 | +$1,584,910 | +5.15% | |
| Northern Trust Corp | 0.00% | 646,862 | $27,258,764 | $28,662,455 | +$1,403,691 | +5.15% | |
| Bank Of New York Mellon Corp | 0.00% | 485,987 | $20,479,499 | $21,534,084 | +$1,054,585 | +5.15% | |
| Federated Hermes, Inc. | 0.03% | 446,442 | $18,813,066 | $19,781,845 | +$968,779 | +5.15% | |
| Morgan Stanley | 0.00% | 444,496 | $18,731,142 | $19,695,618 | +$964,476 | +5.15% | |
| Newport Trust Company, Llc | 0.04% | 408,564 | $17,216,907 | $18,103,471 | +$886,564 | +5.15% | |
| Bridgeway Capital Management, Llc | 0.34% | 398,315 | $16,784,994 | $17,649,338 | +$864,344 | +5.15% | |
| Two Sigma Investments, Lp | 0.01% | 395,702 | $16,674,882 | $17,533,556 | +$858,674 | +5.15% | |
| Arrowstreet Capital, Limited Partnership | 0.01% | 379,965 | $16,011,725 | $16,836,249 | +$824,524 | +5.15% | |
| Vanguard Fiduciary Trust Co | 0.00% | 376,088 | $15,848,348 | $16,664,459 | +$816,111 | +5.15% | |
| Nuveen, Llc | 0.00% | 371,011 | $15,634,403 | $16,439,497 | +$805,094 | +5.15% | |
| Fisher Asset Management, Llc | 0.01% | 370,509 | $15,613,248 | $16,417,254 | +$804,006 | +5.15% | |
| Clark Capital Management Group, Inc. | 0.09% | 361,387 | $15,228,830 | $16,013,058 | +$784,228 | +5.15% | |
| Principal Financial Group Inc | 0.01% | 351,655 | $14,818,741 | $15,581,833 | +$763,092 | +5.15% | |
| Bank Of America Corp | 0.00% | 316,772 | $13,348,772 | $14,036,167 | +$687,395 | +5.15% | |
| Trustmark Bank Trust Department | 0.78% | 286,258 | $12,062,929 | $12,684,092 | +$621,163 | +5.15% | |
| Invesco Ltd. | 0.00% | 282,289 | $11,895,659 | $12,508,226 | +$612,567 | +5.15% | |
| Public Sector Pension Investment Board | 0.03% | 260,639 | $10,983,327 | $11,548,914 | +$565,587 | +5.15% | |
| Empowered Funds, Llc | 0.07% | 254,772 | $10,736,092 | $11,288,947 | +$552,855 | +5.15% | |
| Aqr Capital Management Llc | 0.00% | 167,751 | $7,042,207 | $7,433,047 | +$390,840 | +5.55% | |
| Rhumbline Advisers | 0.01% | 157,264 | $6,627,087 | $6,968,368 | +$341,281 | +5.15% | |
| First Trust Advisors Lp | 0.00% | 156,313 | $6,587,029 | $6,926,229 | +$339,200 | +5.15% | |
| Magnolia Capital Advisors Llc | 1.27% | 152,916 | $6,443,872 | $6,775,708 | +$331,836 | +5.15% | |
| Envestnet Asset Management Inc | 0.00% | 150,707 | $6,350,773 | $6,677,827 | +$327,054 | +5.15% | |
| Wells Fargo & Company/Mn | 0.00% | 143,364 | $6,041,377 | $6,352,459 | +$311,082 | +5.15% | |
| Ignite Planners, Llc | 0.93% | 142,566 | $6,007,731 | $6,317,099 | +$309,368 | +5.15% | |
| Legal & General Group Plc | 0.00% | 133,991 | $5,646,381 | $5,937,141 | +$290,760 | +5.15% | |
| Verition Fund Management Llc | 0.05% | 132,548 | $5,585,573 | $5,873,202 | +$287,629 | +5.15% | |
| Trexquant Investment Lp | 0.04% | 119,082 | $5,018,115 | $5,276,523 | +$258,408 | +5.15% | |
| Swiss National Bank | 0.00% | 113,100 | $4,766,034 | $5,011,461 | +$245,427 | +5.15% | |
| Ameriprise Financial Inc | 0.00% | 106,244 | $4,477,102 | $4,707,672 | +$230,570 | +5.15% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 104,903 | $4,420,610 | $4,648,252 | +$227,642 | +5.15% | |
| Qube Research & Technologies Ltd | 0.01% | 95,397 | $4,020,030 | $4,227,041 | +$207,011 | +5.15% | |
| Franklin Resources Inc | 0.00% | 88,114 | $3,713,123 | $3,904,331 | +$191,208 | +5.15% | |
| Prudential Financial Inc | 0.00% | 66,640 | $2,808,210 | $2,952,818 | +$144,608 | +5.15% | |
| Hb Wealth Management, Llc | 0.02% | 66,317 | $2,794,598 | $2,938,506 | +$143,908 | +5.15% | |
| Millennium Management Llc | 0.00% | 61,309 | $2,583,561 | $2,716,602 | +$133,041 | +5.15% | |
| Sterling Capital Management Llc | 0.05% | 59,045 | $2,488,157 | $2,616,284 | +$128,127 | +5.15% |
Frequently asked questions about TRMK
Who owns the most TRMK stock?
The largest holders of TRMK are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for TRUSTMARK CORP (TRMK).
Is TRMK widely held by superinvestors?
Many widely followed stocks like TRMK appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly TRMK is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.