| Abbreviation | Definition |
|---|---|
| NLV | Net Liquidation Value |
| NMFG | National Manufacturing Technologies, Inc. |
| NMI | Non Mortgage Investments |
| NMM | Net Market Makers |
| NMS | National Market System |
| NMS | Normal Market Size |
| NMTF | National Market Traders Federation |
| NOB | Notes Over Bonds |
| NOE | Notification of Execution |
| NOF | New Opportunities Fund |
| NOM | Nuveen Missouri Premium Income Municipal Fund |
| NOOP | NASDAQ Official Opening Price |
| NOQ | SINA Corporation options |
| NOREX | Nordic Securities Market |
| NOS | Norsk OpsjonsSentral |
| NP | Note Principal |
| NPM | Net Profit Manager |
| NPR | Number of Parts Requested |
| NPV | No Par Value |
| NPW | Net Premium Written |