3 institutions reported holding $3.4M of NNN REIT INC (NNN-PD) in SEC 13F filings for 2026-03-31. Largest institutional holders: IMC-Chicago, LLC ($2.2M), GROUP ONE TRADING LLC ($912,051), SIMPLEX TRADING, LLC ($323,631). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $2.2M | 52,400 | Added |
| 2 | GROUP ONE TRADING LLC | $912,051 | 21,700 | Added |
| 3 | SIMPLEX TRADING, LLC | $323,631 | 7,700 | Added |
Source: SEC Form 13F filings · as of 2026-03-31