3 institutions reported holding $657,538 of COSTAMARE INC (CMREPRE) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($633,704), SIMPLEX TRADING, LLC ($23,834), GROUP ONE TRADING LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $633,704 | 45,200 | Added |
| 2 | SIMPLEX TRADING, LLC | $23,834 | 1,700 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $0 | 0 | Exited |
来源：SEC 13F 申报文件 · 截至 2026-06-30