| Code | Name | High | Low | Close | Volume | Change | |
|---|
| JACK | JACK IN THE BOX INC | 23.21 | 22.65 | 23.16 | 626,600 | 0.32 |  | 1.40 | 6 |
| JADE | LJ International Inc. | 2.900 | 2.810 | 2.900 | 96,200 | 0.050 | | 1.75 | 5 |
| JAKK | JAKKS Pacific Inc. | 12.94 | 12.75 | 12.84 | 159,500 | 0.01 |  | 0.08 | 4 |
| JASO | JA Solar Holdings Co. Ltd. | 4.950 | 4.770 | 4.880 | 5,450,100 | 0.000 |  | 0.00 | 4 |
| JAVA | Sun Microsystems Inc. | 9.490 | 9.460 | 9.490 | 11,804,400 | 0.010 | | 0.11 | 7 |
| JAX | J. Alexander's Corporation | 3.600 | 3.450 | 3.500 | 11,100 | 0.120 | | 3.31 | 6 |
| JAXB | Jacksonville Bancorp Inc. | 9.150 | 9.150 | 9.150 | 200 | 0.080 | | 0.88 | 6 |
| JAZZ | Jazz Pharmaceuticals Inc. | 11.72 | 11.30 | 11.46 | 389,100 | 0.25 | | 2.13 | 8 |
| JBHT | J.B. Hunt Transport Services Inc. | 35.82 | 35.21 | 35.62 | 1,779,800 | 0.16 | | 0.45 | 6 |
| JBLU | JetBlue Airways Corporation | 5.320 | 5.180 | 5.280 | 9,608,300 | 0.010 | | 0.19 | 6 |
| JBSS | John B. Sanfilippo & Son Inc. | 16.55 | 16.46 | 16.50 | 8,500 | 0.03 | | 0.18 | 6 |
| JCDA | Jacada Ltd. | 1.600 | 1.480 | 1.550 | 27,000 | 0.070 | | 4.73 | 5 |
| JCOM | j2 Global Communications Inc | 23.87 | 23.01 | 23.82 | 325,300 | 0.34 | | 1.45 | 4 |
| JCS | Communications Systems Inc. | 13.59 | 12.82 | 13.49 | 5,600 | 0.34 | | 2.59 | 5 |
| JCTCF | Jewett-Cameron Trading Company | 6.650 | 6.600 | 6.600 | 700 | 0.200 | | 3.13 | 4 |
| JDAS | JDA Software Group Inc. | 29.95 | 29.11 | 29.75 | 179,800 | 0.11 | | 0.37 | 6 |
| JDSU | JDS Uniphase Corporation | 11.61 | 11.26 | 11.56 | 5,509,300 | 0.09 | | 0.78 | 6 |
| JFBC | Jeffersonville Bancorp | 11.33 | 11.33 | 11.33 | 100 | 0.15 | | 1.31 | 6 |
| JFBI | Jefferson Bancshares Inc. | 4.360 | 3.660 | 4.050 | 13,200 | 0.150 | | 3.85 | 7 |
| JJSF | J & J Snack Foods Corp. | 44.90 | 43.36 | 44.27 | 48,000 | 0.08 | | 0.18 | 7 |
| JKHY | Jack Henry & Associates Inc. | 23.67 | 23.35 | 23.67 | 570,600 | 0.10 | | 0.42 | 5 |
| JMBA | Jamba Inc. | 2.130 | 1.940 | 1.970 | 711,600 | 0.060 | | 2.96 | 6 |
| JOBS | 51job Inc. | 18.40 | 18.05 | 18.19 | 51,300 | 0.00 | | 0.00 | 5 |
| JOEZ | Joe's Jeans Inc. | 2.540 | 2.300 | 2.490 | 2,768,500 | 0.210 | | 9.21 | 7 |
| JOSB | Jos. A. Bank Clothiers Inc. | 48.35 | 47.32 | 47.79 | 240,800 | 0.27 | | 0.56 | 5 |
| JOUT | Johnson Outdoors Inc. | 11.50 | 11.47 | 11.50 | 2,100 | 0.05 | | 0.44 | 6 |
| JOYG | Joy Global Inc. | 57.53 | 55.91 | 57.44 | 2,815,600 | 0.13 | | 0.23 | 6 |
| JRCC | James River Coal Company | 18.14 | 17.63 | 17.75 | 1,022,500 | 0.37 | | 2.04 | 5 |
| JRJC | China Finance Online Co. Limited | 8.320 | 7.800 | 7.860 | 97,700 | 0.450 | | 5.42 | 6 |
| JSDA | Jones Soda Co. | 0.5800 | 0.5200 | 0.5600 | 871,700 | 0.0200 | | 3.70 | 8 |
| JST | JINPAN INTL LTD | 24.69 | 23.60 | 24.68 | 140,300 | 0.60 | | 2.49 | 3 |
| JXSB | Jacksonville Bancorp Inc. | 11.10 | 11.10 | 11.10 | 200 | 0.05 | | 0.45 | 5 |