Amerant Bancorp Inc. (AMTB) ownership: Top institutional holder: WELLINGTON MANAGEMENT GROUP LLP ($121.89M). Insider activity: Net Seller (1 buys, 19 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | 5530346.00 | $121.89M | 2026-03-31 |
| BlackRock, Inc. | 2797058.00 | $61.65M | 2026-03-31 |
| Patriot Financial Partners GP II, L.P. | 2257283.00 | $49.75M | 2026-03-31 |
| VANGUARD GROUP INC | 2424944.00 | $47.31M | 2025-12-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1773023.00 | $39.08M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 1388926.00 | $30.61M | 2026-03-31 |
| North Reef Capital Management LP | 1160488.00 | $25.58M | 2026-03-31 |
| STATE STREET CORP | 1137121.00 | $25.06M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-17 | |
| Sell | null | 2026-06-17 | |
| Sell | null | 2026-06-17 | |
| Sell | null | 2026-06-08 | |
| Sell | null | 2026-06-02 | |
| Sell | null | 2026-06-02 | |
| Sell | null | 2026-06-02 | |
| Sell | null | 2026-06-02 |
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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.