| Abbreviation | Definition |
|---|---|
| JRSE | Jacobson Resonance Enterprises |
| JSBA | Jefferson Savings Bancorp |
| JSIBQ | Jumbo Sports, Inc. (in bankruptcy) |
| JSTN | Justin Industries, Inc. |
| JSUB | J R E C K Subs Group, Inc. |
| JTSC | J T S Corporation |
| JTWB | JustWebIt.Com, Inc. |
| JTWO | J2 Communications |
| JUDG | Judge Group, Inc. |
| JUNI | Juniper Group, Inc. |
| JUNIZ | Juniper Group, Inc. |
| JUNO | Juno Lighting, Inc. |
| JUNS | Jungle Street, Inc. |
| JUST | Just Toys, Inc. |
| JUVF | Juniata Valley Financial Corporation |
| JVG.AX | JV Global, LTD. |
| JVWB | Jvweb, Inc. Warrants Class A |
| JWEB | Juno Online Services, Inc. |
| JWGS | J W Genesis Securities |
| JXSB | Jacksonville Savings Bank |