| Code | Name | High | Low | Close | Volume | Change |
| SAAS | UCN INC. | 2.570 | 2.430 | 2.490 | 25,090 | 0.050 |  | 2.05 |
| SABA | Saba Software Inc. | 4.380 | 4.250 | 4.260 | 103,580 | 0.000 |  | 0.00 |
| SAFM | Sanderson Farms Inc. | 39.43 | 38.73 | 39.40 | 215,260 | 0.42 |  | 1.08 |
| SAFT | Safety Insurance Group Inc. | 36.34 | 35.44 | 36.15 | 43,822 | 0.54 |  | 1.52 |
| SAIA | Saia Inc. | 14.95 | 14.44 | 14.92 | 43,442 | 0.13 |  | 0.88 |
| SALM | Salem Communications Corporation | 5.410 | 4.830 | 5.300 | 28,484 | 0.260 |  | 5.16 |
| SAMB | Sun American Bancorp | 0.1500 | 0.1300 | 0.1300 | 26,059 | 0.0000 |  | 0.00 |
| SANM | Sanmina-SCI Corporation | 8.590 | 8.270 | 8.300 | 874,185 | 0.060 |  | 0.72 |
| SANMD | SANMINA-SCI CORP | 7.220 | 7.050 | 7.150 | 577,790 | 0.100 |  | 1.42 |
| SAPE | Sapient Corporation | 7.350 | 7.080 | 7.250 | 1,405,203 | 0.040 |  | 0.55 |
| SAPX | SEVEN ARTS PICT NEW | 3.430 | 3.360 | 3.360 | 1,578 | 0.040 |  | 1.18 |
| SASR | Sandy Spring Bancorp Inc. | 9.570 | 9.330 | 9.500 | 66,799 | 0.070 |  | 0.73 |
| SATC | SatCon Technology Corporation | 2.060 | 1.980 | 2.020 | 217,768 | 0.020 |  | 1.00 |
| SATS | EchoStar Corporation | 20.38 | 19.95 | 20.15 | 446,218 | 0.10 |  | 0.49 |
| SAVB | Savannah Bancorp Inc. (The) | 8.100 | 7.950 | 8.090 | 5,553 | 0.000 |  | 0.00 |
| SBAC | SBA Communications Corporation | 31.76 | 31.15 | 31.73 | 1,125,217 | 0.03 |  | 0.09 |
| SBBX | Sussex Bancorp | 4.030 | 3.850 | 3.850 | 4,400 | 0.000 |  | 0.00 |
| SBCF | Seacoast Banking Corporation of Florida | 1.720 | 1.540 | 1.710 | 171,268 | 0.060 |  | 3.64 |
| SBGI | Sinclair Broadcast Group Inc. | 3.750 | 3.540 | 3.660 | 404,266 | 0.090 |  | 2.52 |
| SBIB | Sterling Bancshares Inc. | 5.380 | 5.220 | 5.240 | 543,050 | 0.090 |  | 1.69 |
| SBIBN | Sterling Bancshares Inc. | 21.75 | 21.75 | 21.75 | 500 | 0.00 |  | 0.00 |
| SBLK | Star Bulk Carriers Corp. | 3.570 | 3.360 | 3.460 | 428,379 | 0.040 |  | 1.14 |
| SBLKW | Star Bulk Carriers Corp. | 0.0600 | 0.0500 | 0.0500 | 70,009 | 0.0100 |  | 14.29 |
| SBNY | Signature Bank | 31.10 | 30.61 | 30.80 | 237,175 | 0.03 |  | 0.10 |
| SBSA | Spanish Broadcasting System Inc. | 0.7200 | 0.6700 | 0.7000 | 118,009 | 0.0100 |  | 1.45 |
| SBSI | Southside Bancshares Inc. | 21.31 | 20.17 | 21.17 | 110,172 | 0.91 |  | 4.49 |
| SBUX | Starbucks Corporation | 21.72 | 21.20 | 21.41 | 6,474,214 | 0.12 |  | 0.56 |
| SCBT | SCBT Financial Corporation | 27.00 | 26.57 | 26.81 | 24,193 | 0.01 |  | 0.04 |
| SCHL | Scholastic Corporation | 26.52 | 26.13 | 26.40 | 128,876 | 0.17 |  | 0.64 |
| SCHN | Schnitzer Steel Industries Inc. | 47.50 | 44.00 | 47.10 | 981,724 | 1.37 |  | 3.00 |
| SCHS | School Specialty Inc. | 23.74 | 22.53 | 23.55 | 162,382 | 0.44 |  | 1.90 |
| SCHW | Charles Schwab Corporation (The) | 18.33 | 18.04 | 18.25 | 5,898,528 | 0.06 |  | 0.33 |
| SCIL | Scientific Learning Corporation | 5.480 | 5.120 | 5.220 | 27,639 | 0.260 |  | 4.74 |
| SCKT | Socket Mobile Inc. | 3.090 | 2.950 | 3.050 | 2,436 | 0.040 |  | 1.29 |
| SCLD | SteelCloud Inc. | 0.2500 | 0.2300 | 0.2400 | 11,566 | 0.0000 |  | 0.00 |
| SCLN | SciClone Pharmaceuticals Inc. | 2.780 | 2.640 | 2.660 | 198,379 | 0.120 |  | 4.32 |
| SCMF | Southern Community Financial Corporation | 2.040 | 2.000 | 2.010 | 10,047 | 0.010 |  | 0.50 |
| SCMFO | Southern Community Financial Corporation | 6.040 | 6.040 | 6.040 | 1,000 | 0.310 |  | 4.88 |
| SCMM | SCM Microsystems Inc. | 2.780 | 2.600 | 2.600 | 8,951 | 0.140 |  | 5.11 |
| SCMP | Sucampo Pharmaceuticals Inc. | 3.900 | 3.620 | 3.710 | 70,617 | 0.080 |  | 2.11 |
| SCMR | Sycamore Networks Inc. | 3.000 | 2.840 | 2.900 | 821,511 | 0.030 |  | 1.02 |
| SCON | Superconductor Technologies Inc. | 2.710 | 2.600 | 2.700 | 26,695 | 0.100 |  | 3.57 |
| SCOR | comScore Inc. | 16.44 | 15.83 | 16.04 | 97,909 | 0.23 |  | 1.41 |
| SCSC | ScanSource Inc. | 25.79 | 24.85 | 25.13 | 172,409 | 0.56 |  | 2.28 |
| SCSS | Select Comfort Corporation | 5.570 | 5.280 | 5.300 | 461,795 | 0.220 |  | 3.99 |
| SCVL | Shoe Carnival Inc. | 17.69 | 16.93 | 17.39 | 135,000 | 0.40 |  | 2.35 |
| SDBT | SoundBite Communications Inc. | 3.000 | 2.920 | 3.000 | 400 | 0.000 |  | 0.00 |
| SDIX | Strategic Diagnostics Inc. | 1.400 | 1.350 | 1.350 | 11,150 | 0.050 |  | 3.57 |
| SDTH | ShengdaTech Inc. | 5.840 | 5.640 | 5.750 | 144,966 | 0.010 |  | 0.17 |
| SDXC | Switch & Data Facilities Company Inc. | 18.35 | 18.07 | 18.31 | 203,498 | 0.01 |  | 0.05 |
| SEAC | SeaChange International Inc. | 5.690 | 5.530 | 5.670 | 199,185 | 0.090 |  | 1.61 |
| SEED | Origin Agritech | 5.440 | 5.120 | 5.210 | 67,476 | 0.130 |  | 2.43 |
| SEIC | SEI Investments Company | 17.76 | 17.61 | 17.66 | 877,890 | 0.12 |  | 0.67 |
| SENEA | Seneca Foods Corp. | 22.74 | 22.00 | 22.74 | 139,272 | 0.74 |  | 3.36 |
| SENEB | Seneca Foods Corp. | 22.98 | 22.66 | 22.98 | 1,081 | 1.58 |  | 7.38 |
| SENO | SenoRx Inc. | 4.670 | 4.400 | 4.530 | 15,120 | 0.140 |  | 3.19 |
| SEPR | Sepracor Inc. | 23.00 | 22.98 | 22.98 | 1,895,795 | 0.00 |  | 0.00 |
| SERV | Servidyne Inc. | 2.100 | 1.850 | 2.100 | 1,678 | 0.070 |  | 3.45 |
| SFLY | Shutterfly Inc. | 15.22 | 14.61 | 15.00 | 136,431 | 0.05 |  | 0.33 |
| SFNC | Simmons First National Corporation | 24.99 | 24.70 | 24.73 | 96,646 | 0.13 |  | 0.52 |
| SFSF | SuccessFactors Inc. | 15.68 | 15.06 | 15.49 | 354,890 | 0.13 |  | 0.83 |
| SFST | Southern First Bancshares Inc. | 7.050 | 6.100 | 6.100 | 12,722 | 1.000 |  | 14.08 |
| SGC | Superior Uniform Group Inc. | 10.210 | 9.250 | 9.310 | 2,017 | 0.190 |  | 2.00 |
| SGEN | Seattle Genetics Inc. | 9.470 | 9.130 | 9.300 | 323,938 | 0.040 |  | 0.43 |
| SGI | SILICON GRAPHICS INTL CORP | 6.290 | 6.010 | 6.270 | 107,624 | 0.200 |  | 3.29 |
| SGMA | SigmaTron International Inc. | 3.520 | 3.300 | 3.330 | 3,100 | 0.000 |  | 0.00 |
| SGMO | Sangamo BioSciences Inc. | 5.670 | 5.310 | 5.510 | 170,708 | 0.040 |  | 0.73 |
| SGMS | Scientific Games Corp | 14.84 | 14.15 | 14.64 | 2,988,855 | 0.37 |  | 2.47 |
| SGRP | SPAR Group Inc. | 1.0000 | 1.0000 | 1.0000 | 147 | 0.0000 |  | 0.00 |
| SHBI | Shore Bancshares Inc | 14.64 | 14.06 | 14.35 | 9,703 | 0.28 |  | 1.99 |
| SHEN | Shenandoah Telecommunications Co | 17.09 | 16.50 | 16.94 | 36,085 | 0.18 |  | 1.07 |
| SHFL | Shuffle Master Inc. | 8.710 | 8.290 | 8.550 | 196,512 | 0.010 |  | 0.12 |
| SHIP | SEANERGY MARITIME CO | 3.550 | 3.290 | 3.550 | 3,541 | 0.000 |  | 0.00 |
| SHIPW | SEANERGY MARITIME WT | 0.2200 | 0.1900 | 0.2200 | 2,600 | 0.0000 |  | 0.00 |
| SHLD | Sears Holdings Corporation | 74.23 | 72.19 | 72.64 | 1,667,331 | 0.31 |  | 0.42 |
| SHLM | A. Schulman Inc. | 17.65 | 17.29 | 17.48 | 67,669 | 0.03 |  | 0.17 |
| SHLO | Shiloh Industries Inc. | 4.440 | 4.170 | 4.250 | 3,055 | 0.140 |  | 3.41 |
| SHMR | Shamir Optical Industry Ltd. | 8.100 | 7.810 | 7.810 | 3,200 | 0.240 |  | 2.98 |
| SHOO | Steven Madden Ltd. | 37.95 | 37.40 | 37.80 | 123,734 | 0.09 |  | 0.24 |
| SHOR | ShoreTel Inc. | 5.990 | 5.850 | 5.890 | 95,179 | 0.030 |  | 0.51 |
| SHPGY | Shire | 56.64 | 55.88 | 56.43 | 308,580 | 0.17 |  | 0.30 |
| SIAL | Sigma-Aldrich Corporation | 54.15 | 53.30 | 53.94 | 779,269 | 0.06 |  | 0.11 |
| SIEB | Siebert Financial Corp. | 2.300 | 2.280 | 2.280 | 2,036 | 0.000 |  | 0.00 |
| SIFI | SI Financial Group Inc. | 5.250 | 4.710 | 5.250 | 900 | 0.450 |  | 9.38 |
| SIFY | Sify Technologies | 1.940 | 1.910 | 1.920 | 42,626 | 0.000 |  | 0.00 |
| SIGA | SIGA Technologies Inc. | 7.330 | 6.760 | 7.200 | 820,827 | 0.360 |  | 5.26 |
| SIGI | Selective Insurance Group Inc. | 15.67 | 15.35 | 15.64 | 166,380 | 0.13 |  | 0.84 |
| SIGM | Sigma Designs Inc. | 11.39 | 10.83 | 11.30 | 609,282 | 0.28 |  | 2.54 |
| SILC | Silicom Ltd | 8.350 | 8.100 | 8.270 | 15,451 | 0.040 |  | 0.48 |
| SIMG | Silicon Image Inc. | 2.240 | 2.160 | 2.200 | 381,688 | 0.000 |  | 0.00 |
| SIMO | Silicon Motion Technology Corporation | 3.090 | 2.890 | 2.950 | 484,092 | 0.140 |  | 4.53 |
| SINA | Sina Corporation | 45.00 | 44.38 | 44.50 | 778,524 | 0.50 |  | 1.11 |
| SINO | Sino-Global Shipping America Ltd. | 3.600 | 3.460 | 3.460 | 950 | 0.240 |  | 6.49 |
| SIRI | Sirius XM Radio Inc. | 0.6400 | 0.6000 | 0.6300 | 21,987,670 | 0.0000 |  | 0.00 |
| SIRO | Sirona Dental Systems Inc. | 30.32 | 29.48 | 29.66 | 120,191 | 0.45 |  | 1.49 |
| SIVB | SVB Financial Group | 38.40 | 37.53 | 38.20 | 1,345,125 | 0.16 |  | 0.42 |
| SIVBO | SVB Financial Group | 20.41 | 19.98 | 20.00 | 3,196 | 0.20 |  | 1.01 |
| SKBI | SKYSTAR BIO PHARMA | 22.99 | 21.21 | 22.45 | 128,245 | 1.65 |  | 7.93 |
| SKBID | SKYSTAR BIO PHARMA | 12.35 | 11.44 | 11.50 | 18,928 | 0.84 |  | 6.81 |
| SKIL | SkillSoft plc | 10.93 | 10.06 | 10.63 | 1,004,804 | 0.84 |  | 8.58 |
| SKYW | SkyWest Inc. | 15.08 | 14.74 | 15.03 | 161,612 | 0.14 |  | 0.94 |
| SLAB | Silicon Laboratories Inc. | 42.37 | 41.56 | 42.22 | 373,867 | 0.09 |  | 0.21 |
| SLGN | Silgan Holdings Inc. | 55.67 | 54.63 | 55.09 | 187,461 | 0.37 |  | 0.67 |
| SLP | Simulations Plus Inc. | 1.540 | 1.520 | 1.520 | 2,400 | 0.050 |  | 3.18 |
| SLRY | Salary.com | 2.860 | 2.780 | 2.820 | 9,157 | 0.060 |  | 2.08 |
| SLTC | Selectica Inc. | 0.2900 | 0.2300 | 0.2600 | 237,069 | 0.0200 |  | 7.14 |
| SLTM | THERMAGE INC. | 2.330 | 2.210 | 2.240 | 39,346 | 0.030 |  | 1.32 |
| SLXP | Salix Pharmaceuticals Ltd. | 23.57 | 22.90 | 23.41 | 1,043,278 | 0.18 |  | 0.76 |
| SMBC | Southern Missouri Bancorp Inc. | 11.40 | 11.40 | 11.40 | 20,000 | 0.39 |  | 3.54 |
| SMBL | Smart Balance Inc | 5.490 | 5.330 | 5.490 | 423,345 | 0.110 |  | 2.04 |
| SMCG | Millenium India Acquisition Company Inc. | 1.680 | 1.680 | 1.680 | 500 | 0.120 |  | 6.67 |
| SMCGU | Millenium India Acquisition Company Inc. | 1.450 | 1.450 | 1.450 | 2,000 | 0.050 |  | 3.33 |
| SMCGW | Millenium India Acquisition Company Inc. | 0.0400 | 0.0400 | 0.0400 | 16,640 | 0.0000 |  | 0.00 |
| SMCI | Super Micro Computer Inc. | 9.910 | 9.570 | 9.870 | 115,092 | 0.270 |  | 2.81 |
| SMED | SHARPS COMPLIANCE CORP | 9.220 | 8.700 | 8.770 | 25,351 | 0.090 |  | 1.02 |
| SMHG | Sanders Morris Harris Group Inc. | 5.080 | 4.750 | 4.790 | 87,063 | 0.160 |  | 3.23 |
| SMIT | Schmitt Industries Inc. | 3.540 | 3.370 | 3.370 | 1,100 | 0.040 |  | 1.17 |
| SMLC | 012 Smile.Communications Ltd. | 15.52 | 15.25 | 15.38 | 1,200 | 0.29 |  | 1.85 |
| SMMF | Summit Financial Group Inc. | 4.250 | 4.250 | 4.250 | 434 | 0.000 |  | 0.00 |
| SMMX | Symyx Technologies Inc. | 4.480 | 4.250 | 4.270 | 241,089 | 0.150 |  | 3.39 |
| SMOD | SMART Modular Technologies (WWH) Inc. | 4.800 | 4.410 | 4.780 | 449,997 | 0.210 |  | 4.60 |
| SMRT | Stein Mart Inc. | 11.44 | 10.89 | 11.24 | 376,603 | 0.02 |  | 0.18 |
| SMSC | Standard Microsystems Corporation | 19.33 | 18.75 | 19.18 | 109,412 | 0.37 |  | 1.97 |
| SMSI | Smith Micro Software Inc. | 6.880 | 6.590 | 6.700 | 397,705 | 0.160 |  | 2.33 |
| SMTB | Smithtown Bancorp Inc | 7.500 | 7.160 | 7.330 | 218,880 | 0.140 |  | 1.87 |
| SMTC | Semtech Corporation | 16.30 | 15.84 | 16.01 | 1,040,648 | 0.20 |  | 1.23 |
| SMTL | Semitool Inc. | 10.98 | 10.94 | 10.97 | 3,043,441 | 0.03 |  | 0.27 |
| SMTS | Somanetics Corporation | 14.52 | 14.13 | 14.38 | 63,833 | 0.21 |  | 1.48 |
| SMTX | SMTC Corporation | 0.9100 | 0.9000 | 0.9000 | 1,500 | 0.0100 |  | 1.10 |
| SNAK | Inventure Group Inc. (The) | 2.360 | 2.300 | 2.320 | 34,251 | 0.030 |  | 1.27 |
| SNBC | Sun Bancorp Inc. | 3.990 | 3.810 | 3.970 | 55,548 | 0.120 |  | 3.12 |
| SNCR | Synchronoss Technologies Inc. | 13.48 | 13.27 | 13.42 | 50,624 | 0.01 |  | 0.07 |
| SNDA | Shanda Interactive Entertainment | 48.39 | 47.41 | 48.39 | 435,313 | 0.05 |  | 0.10 |
| SNDK | SanDisk Corporation | 20.29 | 19.81 | 20.24 | 5,820,805 | 0.12 |  | 0.60 |
| SNEN | Sinoenergy Corporation | 1.850 | 1.830 | 1.840 | 46,789 | 0.000 |  | 0.00 |
| SNFCA | Security National Financial Corporation | 3.910 | 3.430 | 3.430 | 604 | 0.500 |  | 12.72 |
| SNHY | Sun Hydraulics Corporation | 23.73 | 23.16 | 23.49 | 43,756 | 0.10 |  | 0.42 |
| SNIC | Sonic Solutions | 9.240 | 8.300 | 8.360 | 339,111 | 0.480 |  | 5.43 |
| SNMX | Senomyx Inc. | 3.500 | 3.420 | 3.490 | 38,091 | 0.010 |  | 0.29 |
| SNPS | Synopsys Inc. | 22.87 | 22.56 | 22.63 | 793,162 | 0.19 |  | 0.83 |
| SNSS | Sunesis Pharmaceuticals Inc. | 0.3300 | 0.3000 | 0.3200 | 217,226 | 0.0000 |  | 0.00 |
| SNSTA | Sonesta International Hotels Corporation | 8.060 | 8.050 | 8.050 | 367 | 0.710 |  | 8.10 |
| SNTA | Synta Pharmaceuticals Corp. | 3.850 | 3.750 | 3.820 | 34,094 | 0.000 |  | 0.00 |
| SNTS | Santarus Inc. | 4.000 | 3.850 | 4.000 | 191,545 | 0.110 |  | 2.83 |
| SNWL | SonicWALL Inc. | 8.240 | 7.970 | 8.220 | 439,501 | 0.160 |  | 1.99 |
| SOCB | Southcoast Financial Corporation | 3.800 | 3.250 | 3.500 | 2,105 | 0.210 |  | 6.38 |
| SOFO | Sonic Foundry Inc. | 0.6000 | 0.5100 | 0.5500 | 58,167 | 0.0300 |  | 5.17 |
| SOFOD | SONIC FOUNDRY INC | 5.750 | 4.960 | 5.600 | 4,799 | 0.100 |  | 1.82 |
| SOHU | Sohu.com Inc. | 55.72 | 53.75 | 54.00 | 937,698 | 1.20 |  | 2.17 |
| SOLF | Solarfun Power Holdings Co. Ltd. | 6.850 | 6.420 | 6.640 | 3,647,368 | 0.170 |  | 2.50 |
| SOLR | GT Solar International Inc. | 4.790 | 4.680 | 4.740 | 303,627 | 0.080 |  | 1.66 |
| SOMH | Somerset Hills Bancorp | 7.700 | 7.700 | 7.700 | 2,954 | 0.000 |  | 0.00 |
| SOMX | Somaxon Pharmaceuticals Inc. | 2.330 | 2.150 | 2.210 | 153,834 | 0.100 |  | 4.33 |
| SONA | Southern National Bancorp of Virginia | 6.110 | 6.070 | 6.070 | 500 | 0.050 |  | 0.82 |
| SONC | Sonic Corp. | 9.690 | 9.430 | 9.580 | 287,038 | 0.050 |  | 0.52 |
| SONE | S1 Corporation | 6.310 | 6.100 | 6.190 | 632,019 | 0.070 |  | 1.14 |
| SONO | SonoSite Inc. | 23.86 | 23.24 | 23.40 | 60,192 | 0.37 |  | 1.56 |
| SONS | Sonus Networks Inc. | 2.030 | 1.970 | 1.980 | 2,378,608 | 0.030 |  | 1.49 |
| SORL | SORL Auto Parts Inc. | 7.400 | 7.000 | 7.150 | 103,380 | 0.070 |  | 0.97 |
| SPAN | Span-America Medical Systems Inc. | 16.52 | 15.15 | 15.44 | 10,563 | 1.56 |  | 9.18 |
| SPAR | Spartan Motors Inc. | 5.310 | 5.050 | 5.150 | 283,681 | 0.080 |  | 1.53 |
| SPCHA | Sport Chalet Inc. | 1.740 | 1.110 | 1.740 | 5,670 | 0.040 |  | 2.35 |
| SPCHB | Sport Chalet Inc. | 3.370 | 3.360 | 3.360 | 100 | 0.010 |  | 0.30 |
| SPDE | Speedus Corp. | 4.270 | 4.000 | 4.170 | 8,360 | 0.010 |  | 0.24 |
| SPEC | Spectrum Control Inc. | 8.600 | 8.250 | 8.550 | 23,432 | 0.080 |  | 0.94 |
| SPEX | Spherix Incorporated | 1.740 | 1.550 | 1.740 | 371,187 | 0.130 |  | 8.07 |
| SPIL | Siliconware Precision Industries Company | 7.000 | 6.830 | 6.910 | 1,534,027 | 0.150 |  | 2.12 |
| SPIR | Spire Corporation | 4.440 | 4.290 | 4.290 | 10,749 | 0.280 |  | 6.13 |
| SPLS | Staples Inc. | 22.88 | 22.49 | 22.72 | 4,101,899 | 0.07 |  | 0.31 |
| SPNC | Spectranetics Corporation (The) | 6.010 | 5.810 | 6.010 | 54,705 | 0.160 |  | 2.74 |
| SPNS | Sapiens International Corporation N.V. | 1.950 | 1.720 | 1.900 | 2,940 | 0.100 |  | 5.56 |
| SPPI | Spectrum Pharmaceuticals Inc. | 4.850 | 4.550 | 4.740 | 1,864,872 | 0.040 |  | 0.84 |
| SPPR | Supertel Hospitality Inc. | 1.560 | 1.480 | 1.500 | 25,816 | 0.020 |  | 1.32 |
| SPPRO | Supertel Hospitality Inc. | 20.50 | 20.50 | 20.50 | 100 | 0.00 |  | 0.00 |
| SPPRP | Supertel Hospitality Inc. | 7.050 | 7.030 | 7.030 | 800 | 0.480 |  | 6.39 |
| SPRD | Spreadtrum Communications Inc. | 5.000 | 4.710 | 4.880 | 548,670 | 0.080 |  | 1.67 |
| SPRO | SmartPros Ltd. | 3.700 | 3.620 | 3.700 | 4,400 | 0.180 |  | 4.64 |
| SPROW | SmartPros Ltd. | 0.0300 | 0.0100 | 0.0100 | 139,270 | 0.0200 |  | 66.67 |
| SPRT | SupportSoft Inc. | 2.330 | 2.250 | 2.300 | 276,998 | 0.050 |  | 2.22 |
| SPSS | SPSS Inc. | 50.10 | 49.91 | 49.99 | 1,814,241 | 0.02 |  | 0.04 |
| SPTN | Spartan Stores Inc. | 13.87 | 13.35 | 13.49 | 86,264 | 0.02 |  | 0.15 |
| SPWRA | SUNPOWER CORPORATION | 21.86 | 21.20 | 21.48 | 2,161,638 | 0.02 |  | 0.09 |
| SPWRB | SUNPOWER CORP | 18.82 | 18.24 | 18.60 | 292,324 | 0.17 |  | 0.92 |
| SQNM | Sequenom Inc. | 3.180 | 3.100 | 3.130 | 1,275,997 | 0.030 |  | 0.97 |
| SRCE | 1st Source Corporation | 14.57 | 14.11 | 14.30 | 25,732 | 0.06 |  | 0.42 |
| SRCL | Stericycle Inc. | 54.44 | 53.87 | 54.10 | 465,817 | 0.05 |  | 0.09 |
| SRDX | SurModics Inc. | 23.07 | 22.53 | 22.92 | 83,348 | 0.14 |  | 0.61 |
| SRIB | Merrill Lynch & Co. Inc. | 10.26 | 10.26 | 10.26 | 6,600 | 0.32 |  | 3.22 |
| SRLS | SeraCare Life Sciences Inc | 3.650 | 3.150 | 3.630 | 129,406 | 0.680 |  | 23.05 |
| SRSL | SRS Labs Inc. | 7.150 | 7.000 | 7.090 | 22,146 | 0.010 |  | 0.14 |
| SSBI | Summit State Bank | 4.750 | 4.570 | 4.570 | 15,967 | 0.180 |  | 3.79 |
| SSFN | Stewardship Financial Corp | 10.410 | 9.240 | 9.250 | 1,470 | 0.100 |  | 1.09 |
| SSRI | Silver Standard Resources Inc | 21.60 | 20.98 | 21.51 | 986,529 | 0.32 |  | 1.47 |
| SSRX | 3SBio Inc. | 13.01 | 12.11 | 12.83 | 212,080 | 0.73 |  | 6.03 |
| SSTI | Silicon Storage Technology Inc. | 2.480 | 2.340 | 2.480 | 780,213 | 0.080 |  | 3.33 |
| SSYS | Stratasys Inc. | 15.85 | 15.47 | 15.61 | 96,463 | 0.01 |  | 0.06 |
| STAA | STAAR Surgical Company | 3.800 | 3.700 | 3.770 | 17,289 | 0.010 |  | 0.27 |
| STAN | Standard Parking Corporation | 15.67 | 15.18 | 15.67 | 193,940 | 0.06 |  | 0.38 |
| STAR | Starent Networks Corp. | 34.45 | 34.28 | 34.40 | 651,090 | 0.01 |  | 0.03 |
| STBA | S&T Bancorp Inc. | 16.19 | 15.57 | 15.79 | 53,856 | 0.21 |  | 1.35 |
| STBC | State Bancorp Inc. | 7.100 | 6.780 | 7.090 | 15,519 | 0.000 |  | 0.00 |
| STBK | Sterling Banks Inc. | 1.340 | 1.150 | 1.300 | 5,535 | 0.130 |  | 11.11 |
| STEC | STEC Inc. | 12.89 | 12.58 | 12.69 | 3,389,904 | 0.21 |  | 1.63 |
| STEI | Stewart Enterprises Inc. | 4.900 | 4.650 | 4.770 | 391,328 | 0.000 |  | 0.00 |
| STEL | StellarOne Corporation | 10.45 | 10.06 | 10.29 | 43,871 | 0.12 |  | 1.18 |
| STEM | StemCells Inc. | 1.130 | 1.080 | 1.090 | 785,870 | 0.000 |  | 0.00 |
| STFC | State Auto Financial Corporation | 16.66 | 16.20 | 16.59 | 27,821 | 0.32 |  | 1.97 |
| STKL | SunOpta Inc. | 3.780 | 3.650 | 3.750 | 204,046 | 0.030 |  | 0.81 |
| STLD | Steel Dynamics Inc. | 16.26 | 15.82 | 16.15 | 6,402,911 | 0.13 |  | 0.80 |
| STLY | Stanley Furniture Company Inc. | 7.910 | 7.650 | 7.750 | 60,864 | 0.050 |  | 0.65 |
| STMP | Stamps.com Inc. | 9.520 | 9.290 | 9.400 | 39,833 | 0.090 |  | 0.95 |
| STNR | Steiner Leisure | 41.85 | 40.96 | 41.47 | 54,284 | 0.20 |  | 0.48 |
| STON | StoneMor Partners L.P. | 17.58 | 17.35 | 17.44 | 34,533 | 0.03 |  | 0.17 |
| STRA | Strayer Education Inc. | 191.3 | 188.7 | 190.0 | 290,214 | 2.1 |  | 1.08 |
| STRC | SRI/Surgical Express Inc. | 1.610 | 1.610 | 1.610 | 2,538 | 0.010 |  | 0.62 |
| STRL | Sterling Construction Company Inc | 17.13 | 16.53 | 17.06 | 53,973 | 0.37 |  | 2.22 |
| STRM | Streamline Health Solutions Inc. | 2.490 | 2.350 | 2.380 | 12,831 | 0.070 |  | 3.03 |
| STRN | Sutron Corporation | 7.490 | 7.490 | 7.490 | 205 | 0.000 |  | 0.00 |
| STRS | Stratus Properties Inc. | 10.27 | 8.72 | 10.25 | 14,984 | 0.67 |  | 6.99 |
| STRT | Strattec Security Corporation | 14.94 | 14.50 | 14.70 | 3,040 | 0.27 |  | 1.80 |
| STRZ | Star Buffet Inc. | 3.450 | 3.340 | 3.450 | 1,982 | 0.210 |  | 6.48 |
| STSA | Sterling Financial Corporation | 0.6000 | 0.5400 | 0.5900 | 1,261,558 | 0.0200 |  | 3.51 |
| STSI | Star Scientific Inc. | 0.7500 | 0.7200 | 0.7500 | 829,711 | 0.0100 |  | 1.35 |
| STST | ARGON ST Inc. | 18.78 | 18.36 | 18.71 | 40,691 | 0.18 |  | 0.97 |
| STX | SEAGATE TECHNOLOGY | 16.00 | 15.51 | 15.59 | 10,166,405 | 0.46 |  | 2.87 |
| STXS | Stereotaxis Inc. | 4.070 | 3.820 | 3.830 | 287,971 | 0.090 |  | 2.30 |
| STXX | South Texas Oil Company | 0.2400 | 0.1600 | 0.2200 | 87,090 | 0.0200 |  | 8.33 |
| SUAI | Specialty Underwriters' Alliance Inc. | 6.630 | 6.550 | 6.620 | 42,072 | 0.040 |  | 0.60 |
| SUBK | Suffolk Bancorp | 27.19 | 26.34 | 26.57 | 26,774 | 0.14 |  | 0.52 |
| SUFB | SuffolkFirst Bank | 4.580 | 4.570 | 4.570 | 200 | 0.430 |  | 8.60 |
| SUMR | Summer Infant Inc. | 4.420 | 4.250 | 4.400 | 22,619 | 0.020 |  | 0.45 |
| SUNH | Sun Healthcare Group Inc. | 8.670 | 8.430 | 8.540 | 150,376 | 0.000 |  | 0.00 |
| SUPG | SuperGen Inc. | 2.750 | 2.690 | 2.720 | 141,300 | 0.020 |  | 0.74 |
| SUPR | Superior Bancorp | 1.710 | 1.510 | 1.510 | 132,271 | 0.150 |  | 8.98 |
| SUPX | Supertex Inc. | 24.51 | 23.87 | 24.09 | 65,401 | 0.33 |  | 1.35 |
| SURG | Synergetics USA Inc. | 1.450 | 1.400 | 1.450 | 7,923 | 0.040 |  | 2.84 |
| SURW | SureWest Communications | 9.100 | 8.630 | 8.890 | 26,440 | 0.140 |  | 1.60 |
| SUSQ | Susquehanna Bancshares Inc. | 5.970 | 5.830 | 5.930 | 1,099,029 | 0.060 |  | 1.02 |
| SUSS | Susser Holdings Corporation | 11.22 | 10.95 | 11.02 | 32,874 | 0.01 |  | 0.09 |
| SUTR | Sutor Technology Group | 2.700 | 2.620 | 2.680 | 39,095 | 0.060 |  | 2.29 |
| SVA | SINOVAC BIOTECH LTD | 7.810 | 7.460 | 7.550 | 1,816,571 | 0.300 |  | 3.82 |
| SVBI | Severn Bancorp Inc | 2.750 | 2.750 | 2.750 | 800 | 0.000 |  | 0.00 |
| SVLF | Silverleaf Resorts Inc. | 0.8000 | 0.7500 | 0.7600 | 63,021 | 0.0300 |  | 3.80 |
| SVNT | Savient Pharmaceuticals Inc | 14.10 | 13.40 | 13.81 | 1,328,909 | 0.19 |  | 1.36 |
| SVVS | SAVVIS Inc. | 13.89 | 13.42 | 13.78 | 203,123 | 0.02 |  | 0.14 |
| SWHC | Smith & Wesson Holding Corporation | 4.720 | 4.620 | 4.700 | 877,629 | 0.010 |  | 0.21 |
| SWIR | Sierra Wireless Inc. | 8.810 | 8.430 | 8.570 | 108,337 | 0.270 |  | 3.05 |
| SWKS | Skyworks Solutions Inc. | 12.23 | 11.98 | 12.15 | 3,852,757 | 0.08 |  | 0.65 |
| SWSI | Superior Well Services Inc. | 13.64 | 13.10 | 13.20 | 380,485 | 0.36 |  | 2.65 |
| SWWC | Southwest Water Company | 5.990 | 5.820 | 5.930 | 127,622 | 0.060 |  | 1.02 |
| SXCI | SXC Health Solutions Corp. | 49.81 | 47.85 | 49.68 | 198,192 | 0.08 |  | 0.16 |
| SYBT | S.Y. Bancorp Inc. | 22.79 | 22.12 | 22.18 | 31,557 | 0.04 |  | 0.18 |
| SYBTP | S.Y. BANCORP INC. | 11.75 | 11.75 | 11.75 | 100 | 0.00 |  | 0.00 |
| SYKE | Sykes Enterprises Incorporated | 25.52 | 25.06 | 25.32 | 146,824 | 0.21 |  | 0.82 |
| SYMC | Symantec Corporation | 18.00 | 17.61 | 17.72 | 8,053,943 | 0.15 |  | 0.84 |
| SYMM | Symmetricom Inc. | 4.970 | 4.680 | 4.750 | 68,114 | 0.010 |  | 0.21 |
| SYMS | Syms Corp | 7.590 | 7.350 | 7.460 | 21,801 | 0.080 |  | 1.08 |
| SYMX | Synthesis Energy Systems Inc. | 0.8900 | 0.8500 | 0.8500 | 97,280 | 0.0200 |  | 2.30 |
| SYNA | Synaptics Incorporated | 25.60 | 24.89 | 25.48 | 887,314 | 0.41 |  | 1.64 |
| SYNL | Synalloy Corporation | 9.180 | 8.660 | 8.700 | 6,105 | 0.140 |  | 1.58 |
| SYNM | Syntroleum Corporation | 2.310 | 2.170 | 2.200 | 369,624 | 0.050 |  | 2.22 |
| SYNO | Synovis Life Technologies Inc. | 12.02 | 11.92 | 11.99 | 84,537 | 0.03 |  | 0.25 |
| SYNT | Syntel Inc. | 40.15 | 39.31 | 39.63 | 83,046 | 0.41 |  | 1.02 |
| SYPR | Sypris Solutions Inc. | 3.330 | 3.020 | 3.020 | 24,770 | 0.180 |  | 5.63 |
| SYUT | Synutra International Inc. | 13.37 | 12.60 | 13.14 | 21,250 | 0.16 |  | 1.20 |