3 institutions reported holding $585,157 of GLADSTONE LD CORP (LANDP) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($411,998), IMC-Chicago, LLC ($104,066), GROUP ONE TRADING LLC ($69,093). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $411,998 | 48,300 | Added |
| 2 | IMC-Chicago, LLC | $104,066 | 12,200 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $69,093 | 8,100 | Added |
Source: SEC Form 13F filings · as of 2026-06-30