| Code | Name | High | Low | Close | Volume | Change | |
|---|
| GABC | German Amer Bncp Inc | 38.12 | 37.41 | 38.01 | 31,700 | 0.15 |  | 0.40 |   |
| GAIA | Gaiam Inc | 12.05 | 11.85 | 11.95 | 41,200 | -0.10 |  | 0.83 | |
| GAIN | Gladstone Investment | 9.940 | 9.640 | 9.810 | 129,200 | -0.080 | | 0.81 | |
| GAINM | Gladstone Investment Corp | 25.48 | 25.40 | 25.48 | 2,100 | -0.04 | | 0.16 | |
| GAINN | Gladstone Inv 6.5 C | 25.65 | 25.52 | 25.60 | 2,000 | -0.05 | | 0.19 | |
| GAINO | Gladstone Invt Corp | 25.25 | 25.16 | 25.25 | 2,400 | -0.09 | | 0.36 | |
| GALE | Galena Biopharma In | 0.3900 | 0.3700 | 0.3900 | 608,600 | 0.0000 |  | 0.00 | |
| GALT | Galectin Therapeutic | 2.660 | 2.450 | 2.490 | 269,600 | -0.020 | | 0.80 | |
| GARS | Garrison Capital Inc | 8.570 | 8.400 | 8.440 | 14,700 | -0.020 | | 0.24 | |
| GASS | Stealthgas Inc | 3.690 | 3.570 | 3.670 | 198,200 | 0.050 | | 1.38 | |
| GBCI | Glacier Bancorp Inc | 37.46 | 36.29 | 37.14 | 296,600 | 0.14 | | 0.38 | |
| GBDC | Golub Capital Bdc I | 19.20 | 19.05 | 19.17 | 173,100 | 0.04 | | 0.21 | |
| GBLI | Global Indemnity Plc | 43.64 | 43.05 | 43.64 | 8,600 | 0.04 | | 0.09 | |
| GBLIL | Global Indemnity Limited 7.875% | 25.99 | 25.99 | 25.99 | 300 | 0.09 | | 0.35 | |
| GBLIZ | Global Indmnty 7.75 | 26.02 | 25.90 | 25.95 | 17,900 | 0.00 | | 0.00 | |
| GBNK | Guaranty Bancorp | 29.55 | 28.45 | 29.45 | 114,200 | 0.85 | | 2.97 | |
| GBT | Global Blood Ther | 32.45 | 31.25 | 32.00 | 930,300 | -0.45 | | 1.39 | |
| GCBC | Greene County Bncp | 31.40 | 30.70 | 31.15 | 1,300 | 0.30 | | 0.97 | |
| GCVRZ | Sanofi Cvr | 0.3700 | 0.3700 | 0.3700 | 45,600 | 0.0000 | | 0.00 | |
| GDEN | Golden Entmt | 25.39 | 24.36 | 24.85 | 32,800 | 0.12 | | 0.49 | |
| GDS | Gds Holdings Ltd | 15.00 | 13.20 | 14.72 | 1,109,700 | 1.04 | | 7.60 | |
| GEC | Great Elm Capital Group Inc | 3.700 | 3.550 | 3.600 | 56,000 | -0.050 | | 1.37 | |
| GECC | Great Elm Capital Corp | 10.37 | 10.06 | 10.26 | 29,600 | 0.00 | | 0.00 | |
| GECCL | Great Elm Capital Corp. 6.50% Notes Due | 25.50 | 25.37 | 25.50 | 3,200 | 0.02 | | 0.08 | |
| GEMP | Gemphire Therapeutics Inc | 9.940 | 9.140 | 9.480 | 41,900 | -0.060 | | 0.63 | |
| GENC | Gencor Industries In | 18.20 | 17.91 | 18.10 | 18,700 | -0.05 | | 0.28 | |
| GENE | Genetic Tech Spn Ads | 0.9700 | 0.9100 | 0.9250 | 75,300 | -0.0150 | | 1.60 | |
| GENY | Principal Millennials Index ETF | 32.08 | 31.86 | 31.89 | 1,500 | -0.42 | | 1.30 | |
| GEOS | Geospace Technologie | 17.32 | 16.67 | 16.70 | 17,600 | -0.59 | | 3.41 | |
| GERN | Geron Corp | 2.100 | 2.040 | 2.060 | 976,400 | -0.020 | | 0.96 | |
| GEVO | Gevo Inc | 0.6790 | 0.6350 | 0.6600 | 255,600 | 0.0050 | | 0.76 | |
| GFED | Guaranty Fedl Bcshs | 21.71 | 21.15 | 21.16 | 1,200 | -0.68 | | 3.09 | |
| GFN | General Finance Corp | 5.400 | 5.300 | 5.350 | 5,300 | 0.050 | | 0.94 | |
| GFNCP | General Fn Cum Pfd C | 101.0 | 100.0 | 100.5 | 1,100 | 0.5 | | 0.49 | |
| GFNSL | Genrl Fin Sr Nt 2021 | 24.70 | 24.65 | 24.67 | 10,200 | -0.03 | | 0.12 | |
| GGAL | Grupo Fin Galicia | 54.16 | 53.00 | 53.79 | 420,900 | 0.12 | | 0.22 | |
| GHDX | Genomic Health Inc | 33.94 | 33.06 | 33.86 | 296,400 | 0.30 | | 0.89 | |
| GIFI | Gulf Island Fab | 12.25 | 11.90 | 12.15 | 32,400 | -0.10 | | 0.82 | |
| GIGA | Giga Tronics Inc | 0.7000 | 0.6300 | 0.6700 | 70,300 | -0.0200 | | 2.90 | |
| GIGM | Gigamedia Ltd | 3.560 | 3.270 | 3.510 | 38,500 | 0.020 | | 0.57 | |
| GIII | G-III Apparel Gp I | 26.44 | 25.85 | 26.24 | 395,600 | 0.22 | | 0.85 | |
| GILD | Gilead Sciences Inc | 82.47 | 80.51 | 81.59 | 15,536,100 | 1.58 | | 1.97 | |
| GILT | Gilat Satellite Ntwk | 7.000 | 6.920 | 7.000 | 37,100 | 0.120 | | 1.74 | |
| GLAD | Gladstone Cap Corp | 9.770 | 9.600 | 9.720 | 98,500 | -0.080 | | 0.82 | |
| GLADN | Gladstone Capital Corp. Term Pfd. Ser | 25.80 | 25.40 | 25.80 | 30,500 | 0.15 | | 0.58 | |
| GLADO | Gladstone 6.75 Srs | 24.99 | 24.98 | 24.98 | 16,000 | -0.01 | | 0.04 | |
| GLBL | Terraform Glbl Cla | 4.900 | 4.810 | 4.900 | 998,500 | 0.000 | | 0.00 | |
| GLBR | Global Brokerage Inc | 1.350 | 1.300 | 1.325 | 4,200 | 0.025 | | 1.92 | |
| GLBS | Globus Maritime Limi | 0.9500 | 0.9200 | 0.9250 | 52,700 | 0.0050 | | 0.54 | |
| GLBZ | Glen Burnie Bancorp | 10.62 | 10.62 | 10.62 | 1,600 | -0.13 | | 1.21 | |
| GLDD | Great Lakes Drg Dock | 5.250 | 5.100 | 5.200 | 184,600 | 0.000 | | 0.00 | |
| GLDI | CS X-Links Gold Share | 9.050 | 9.000 | 9.020 | 8,900 | -0.060 | | 0.66 | |
| GLMD | Galmed Pharmaceutica | 7.780 | 7.400 | 7.530 | 41,300 | -0.250 | | 3.21 | |
| GLNG | Golar Lng Ltd | 21.66 | 21.25 | 21.44 | 738,200 | -0.28 | | 1.29 | |
| GLPG | Galapagos Nv | 100.7 | 99.8 | 100.2 | 28,700 | -1.5 | | 1.45 | |
| GLPI | Gaming & Leisure | 36.96 | 36.63 | 36.81 | 580,600 | 0.05 | | 0.14 | |
| GLRE | Greenlight Cap. Re. | 22.95 | 22.65 | 22.75 | 115,200 | 0.10 | | 0.44 | |
| GLUU | Glu Mobile Inc | 4.425 | 4.200 | 4.370 | 4,252,700 | 0.030 | | 0.69 | |
| GLYC | Glycomimetics Inc | 11.16 | 10.55 | 10.87 | 410,500 | -0.28 | | 2.51 | |
| GMLP | Golar Lng Partners | 23.10 | 22.90 | 23.02 | 141,600 | 0.25 | | 1.10 | |
| GNBC | Green Bancorp | 23.40 | 22.70 | 22.90 | 305,200 | -0.60 | | 2.55 | |
| GNCA | Genocea Biosciences | 1.440 | 1.340 | 1.400 | 638,100 | -0.030 | | 2.10 | |
| GNCMA | Gen Communication | 41.38 | 40.82 | 41.18 | 50,700 | -0.20 | | 0.48 | |
| GNMA | Ishares GNMA Bond ETF | 49.82 | 49.72 | 49.76 | 18,900 | 0.03 | | 0.06 | |
| GNMK | Genmark Diagnostics | 8.060 | 7.680 | 7.840 | 331,300 | -0.220 | | 2.73 | |
| GNMX | Aevi Genomic Medicine | 1.910 | 1.300 | 1.610 | 8,784,300 | 0.330 | | 25.78 | |
| GNRX | Generic Drugs Vaneck ETF | 23.46 | 23.46 | 23.46 | 100 | -0.25 | | 1.03 | |
| GNTX | Gentex Corp | 20.69 | 20.23 | 20.66 | 2,793,400 | 0.20 | | 0.98 | |
| GNTY | Guaranty Bancshares Inc | 29.99 | 28.95 | 29.87 | 10,200 | 0.28 | | 0.95 | |
| GNUS | Genius Brands International Inc | 3.500 | 3.370 | 3.490 | 43,300 | 0.080 | | 2.35 | |
| GOGL | Golden Ocean Gp | 8.310 | 8.080 | 8.280 | 448,800 | -0.140 | | 1.66 | |
| GOGO | Gogo Inc | 10.90 | 10.34 | 10.35 | 2,195,800 | -0.48 | | 4.43 | |
| GOLD | Randgold Res Ltd | 99.10 | 97.89 | 98.35 | 339,400 | 1.16 | | 1.19 | |
| GOOD | Gladstone Comml | 22.99 | 22.39 | 22.53 | 162,200 | -0.48 | | 2.09 | |
| GOODM | Gladstone Commercial Corporatio | 25.85 | 25.82 | 25.82 | 2,500 | -0.18 | | 0.69 | |
| GOODO | Gladstone Commercial | 25.90 | 25.90 | 25.90 | 300 | 0.00 | | 0.00 | |
| GOODP | Gladstone Commercial Corp. | 26.04 | 26.03 | 26.03 | 500 | -0.23 | | 0.88 | |
| GOOG | Alphabet Class C | 988.9 | 978.4 | 984.5 | 1,289,000 | -8.4 | | 0.84 | |
| GOOGL | Alphabet Class A | 1,007 | 997 | 1,002 | 1,681,100 | -11 | | 1.08 | |
| GOV | Government Properties Income Trust | 19.39 | 19.10 | 19.24 | 778,700 | -0.08 | | 0.41 | |
| GOVNI | Government Properties Income TR | 25.90 | 25.75 | 25.84 | 26,000 | -0.01 | | 0.04 | |
| GPAC | Global Ptnr Acq Com | 10.05 | 10.05 | 10.05 | 100 | 0.06 | | 0.60 | |
| GPACW | Global Ptnr Acq Wrt | 0.7700 | 0.7600 | 0.7600 | 5,000 | 0.0100 | | 1.33 | |
| GPIA | Gp Invstmts Aq Ord | 9.850 | 8.900 | 9.850 | 900 | 0.950 | | 10.67 | |
| GPIAW | Gp Investments Aq WT | 0.7700 | 0.7400 | 0.7700 | 28,300 | 0.0700 | | 10.00 | |
| GPIC | Gaming Partners Intl | 11.01 | 11.00 | 11.01 | 600 | 0.12 | | 1.10 | |
| GPOR | Gulfport Energy Corp | 13.62 | 13.37 | 13.54 | 3,259,400 | -0.11 | | 0.81 | |
| GPP | Green Plains Partners LP | 19.55 | 19.35 | 19.50 | 20,000 | -0.05 | | 0.26 | |
| GPRE | Green Plains Inc | 19.30 | 18.80 | 19.10 | 749,500 | -0.15 | | 0.78 | |
| GPRO | Gopro Inc Cl A | 9.540 | 9.170 | 9.210 | 4,487,200 | -0.260 | | 2.75 | |
| GRBK | Green Brick Partners | 10.50 | 10.15 | 10.40 | 47,400 | -0.10 | | 0.95 | |
| GRFS | Grifols S.A. | 21.51 | 21.34 | 21.45 | 499,500 | -0.05 | | 0.23 | |
| GRID | Nasdaq Clean Edge Smart Grid Infr Index | 50.16 | 50.00 | 50.01 | 2,300 | -0.44 | | 0.87 | |
| GRIF | Griffin Industrial | 35.91 | 34.88 | 35.64 | 6,200 | 0.72 | | 2.06 | |
| GRMN | Garmin Ltd | 55.59 | 54.57 | 55.45 | 801,800 | 0.37 | | 0.67 | |
| GROW | U S Global Inv Inc | 2.220 | 1.960 | 2.070 | 142,700 | -0.160 | | 7.17 | |
| GRPN | Groupon Cl A | 5.030 | 4.870 | 4.950 | 5,571,900 | -0.050 | | 1.00 | |
| GRVY | Gravity Co. Ltd | 63.45 | 51.50 | 63.34 | 281,200 | 10.47 | | 19.80 | |
| GSBC | Great Southern Bncp | 56.55 | 55.85 | 55.95 | 49,100 | -0.85 | | 1.50 | |
| GSHT | Gores Holdings II Inc. Class A | 9.970 | 9.920 | 9.970 | 11,600 | 0.010 | | 0.10 | |
| GSHTU | Gores Holdings II Inc. Units | 10.48 | 10.48 | 10.48 | 200 | -0.07 | | 0.66 | |
| GSHTW | Gores Holdings II Inc. Warrants | 1.540 | 1.450 | 1.540 | 3,000 | 0.000 | | 0.00 | |
| GSIT | Gsi Technology Inc | 7.290 | 6.980 | 7.130 | 32,500 | -0.210 | | 2.86 | |
| GSM | Ferroglobe Plc Os | 15.24 | 14.86 | 15.12 | 492,700 | -0.09 | | 0.59 | |
| GSUM | Gridsum Holding Inc | 8.560 | 8.110 | 8.300 | 76,400 | -0.160 | | 1.89 | |
| GSVC | Gsv Capital Cp | 5.920 | 5.820 | 5.890 | 88,400 | 0.000 | | 0.00 | |
| GT | Goodyear Tire Rubber | 33.61 | 32.82 | 33.60 | 2,041,700 | 0.21 | | 0.63 | |
| GTHX | G1 Therapeutics Inc | 22.65 | 20.00 | 21.89 | 54,800 | -0.69 | | 3.06 | |
| GTIM | Good Times Rest | 3.150 | 3.000 | 3.000 | 20,000 | 0.000 | | 0.00 | |
| GTLS | Chart Industries In | 42.91 | 42.31 | 42.85 | 110,600 | -0.11 | | 0.26 | |
| GTXI | GTX Inc | 7.950 | 7.740 | 7.820 | 6,000 | -0.010 | | 0.13 | |
| GTYH | Gty Technology Holdings Inc | 10.100 | 9.960 | 10.000 | 4,700 | 0.040 | | 0.40 | |
| GTYHU | Gty Technology Holdings Inc | 10.45 | 10.45 | 10.45 | 200 | 0.04 | | 0.38 | |
| GTYHW | Gty Technology Holdings Inc. Warrants | 1.300 | 1.260 | 1.300 | 1,800 | 0.040 | | 3.17 | |
| GULF | Wisdomtree Middle East Dividend Fund | 17.60 | 17.46 | 17.52 | 15,200 | 0.01 | | 0.06 | |
| GURE | Gulf Resources Inc | 1.830 | 1.770 | 1.790 | 117,100 | -0.050 | | 2.72 | |
| GWGH | Gwg Holdings | 10.15 | 10.00 | 10.15 | 2,600 | 0.15 | | 1.50 | |
| GWPH | Gw Pharma ADR | 111.5 | 109.0 | 109.4 | 334,900 | -1.8 | | 1.58 | |
| GWRS | Global Water Reso | 9.650 | 9.570 | 9.630 | 3,500 | -0.010 | | 0.10 | |
| GYRO | Gyrodyne Llc | 21.40 | 21.40 | 21.40 | 700 | -0.14 | | 0.65 | |