| Code | Name | High | Low | Close | Volume | Change | |
|---|
| GABC | German Amer Bncp Inc | 31.66 | 31.12 | 31.45 | 21,705 | -0.18 |  | 0.57 |   |
| GAIA | Gaiam Inc | 11.20 | 11.13 | 11.20 | 20,957 | -0.05 | | 0.44 | |
| GAIN | Gladstone Investment | 9.500 | 9.310 | 9.360 | 100,256 | -0.140 | | 1.47 | |
| GAINM | Gladstone Investment Corp | 25.40 | 25.40 | 25.40 | 267 | -0.01 | | 0.02 | |
| GAINN | Gladstone Inv 6.5 C | 25.60 | 25.60 | 25.60 | 200 | 0.03 |  | 0.12 | |
| GAINO | Gladstone Invt Corp | 25.50 | 25.44 | 25.50 | 1,663 | 0.02 | | 0.08 | |
| GALE | Galena Biopharma In | 0.3500 | 0.3300 | 0.3300 | 268,684 | -0.0100 | | 2.94 | |
| GALT | Galectin Therapeutic | 1.880 | 1.770 | 1.770 | 11,536 | -0.010 | | 0.56 | |
| GARS | Garrison Capital Inc | 8.310 | 8.090 | 8.140 | 19,760 | -0.100 | | 1.21 | |
| GASS | Stealthgas Inc | 3.060 | 3.020 | 3.050 | 20,527 | 0.040 | | 1.33 | |
| GBCI | Glacier Bancorp Inc | 32.97 | 32.40 | 32.96 | 77,933 | 0.07 | | 0.21 | |
| GBDC | Golub Capital Bdc I | 19.11 | 18.96 | 19.01 | 54,106 | -0.12 | | 0.63 | |
| GBLI | Global Indemnity Plc | 39.50 | 38.61 | 39.50 | 3,924 | 0.30 | | 0.77 | |
| GBLIL | Global Indemnity Limited 7.875% | 25.75 | 25.70 | 25.74 | 6,800 | 0.12 | | 0.47 | |
| GBLIZ | Global Indmnty 7.75 | 25.61 | 25.56 | 25.61 | 1,316 | 0.09 | | 0.34 | |
| GBNK | Guaranty Bancorp | 25.60 | 25.25 | 25.60 | 28,368 | 0.10 | | 0.39 | |
| GBT | Global Blood Ther | 28.15 | 27.20 | 28.10 | 127,486 | 0.50 | | 1.81 | |
| GCBC | Greene County Bncp | 24.29 | 24.25 | 24.29 | 1,348 | 0.04 | | 0.16 | |
| GCVRZ | Sanofi Cvr | 0.3700 | 0.3700 | 0.3700 | 951 | -0.0100 | | 2.63 | |
| GDEN | Golden Entmt | 22.10 | 21.63 | 22.10 | 20,468 | 0.19 | | 0.87 | |
| GDS | Gds Holdings Ltd | 9.220 | 9.070 | 9.100 | 9,919 | -0.010 | | 0.11 | |
| GEC | Great Elm Capital Group Inc | 3.400 | 3.400 | 3.400 | 700 | 0.000 |  | 0.00 | |
| GECC | Great Elm Capital Corp | 10.78 | 10.77 | 10.78 | 1,005 | -0.16 | | 1.46 | |
| GEMP | Gemphire Therapeutics Inc | 8.640 | 8.410 | 8.420 | 18,364 | -0.180 | | 2.09 | |
| GENC | Gencor Industries In | 15.40 | 15.30 | 15.35 | 6,974 | -0.20 | | 1.29 | |
| GENE | Genetic Tech Spn Ads | 0.8300 | 0.7900 | 0.8200 | 16,001 | -0.0100 | | 1.20 | |
| GENY | Principal Millennials Index ETF | 30.21 | 30.21 | 30.21 | 200 | 0.04 | | 0.13 | |
| GEOS | Geospace Technologie | 15.56 | 15.03 | 15.56 | 14,955 | 0.07 | | 0.45 | |
| GERN | Geron Corporation | 2.060 | 1.990 | 2.040 | 461,874 | -0.020 | | 0.97 | |
| GEVO | Gevo Inc | 0.5900 | 0.5700 | 0.5900 | 84,161 | 0.0100 | | 1.75 | |
| GFED | Guaranty Fedl Bcshs | 21.13 | 21.07 | 21.10 | 300 | 0.01 | | 0.05 | |
| GFN | General Finance Corp | 4.900 | 4.875 | 4.900 | 1,500 | 0.050 | | 1.03 | |
| GFNCP | General Fn Cum Pfd C | 97.24 | 96.91 | 96.98 | 656 | 0.48 | | 0.50 | |
| GFNSL | Genrl Fin Sr Nt 2021 | 25.95 | 25.26 | 25.95 | 1,900 | 0.20 | | 0.78 | |
| GGAL | Grupo Fin Galicia | 42.55 | 41.74 | 42.54 | 110,169 | 0.87 | | 2.09 | |
| GHDX | Genomic Health Inc | 30.05 | 29.56 | 29.80 | 28,207 | -0.21 | | 0.70 | |
| GIFI | Gulf Island Fab | 10.52 | 10.45 | 10.45 | 16,281 | -0.15 | | 1.42 | |
| GIGA | Giga Tronics Inc | 0.6900 | 0.6100 | 0.6400 | 43,291 | 0.0100 | | 1.59 | |
| GIGM | Gigamedia Limited | 2.920 | 2.920 | 2.920 | 600 | -0.010 | | 0.34 | |
| GIII | G-III Apparel Gp I | 24.06 | 22.66 | 24.06 | 317,183 | 0.65 | | 2.78 | |
| GILD | Gilead Sciences Inc | 72.39 | 71.83 | 72.32 | 1,980,092 | -0.02 | | 0.03 | |
| GILT | Gilat Satellite Ntwk | 5.400 | 5.390 | 5.400 | 1,638 | -0.010 | | 0.18 | |
| GLAD | Gladstone Cap Corp | 9.590 | 9.360 | 9.490 | 90,753 | -0.060 | | 0.63 | |
| GLADO | Gladstone 6.75 Srs | 25.40 | 25.40 | 25.40 | 489 | 0.06 | | 0.24 | |
| GLBL | Terraform Glbl Cla | 5.050 | 5.000 | 5.020 | 109,135 | 0.000 | | 0.00 | |
| GLBR | Global Brokerage Inc | 1.350 | 1.300 | 1.350 | 4,439 | 0.050 | | 3.85 | |
| GLBS | Globus Maritime Limi | 1.0000 | 0.9700 | 1.0000 | 58,294 | 0.0300 | | 3.09 | |
| GLBZ | Glen Burnie Bancorp | 11.05 | 10.65 | 10.65 | 600 | -0.52 | | 4.66 | |
| GLDD | Great Lakes Drg Dock | 3.900 | 3.750 | 3.770 | 80,527 | -0.070 | | 1.82 | |
| GLDI | CS X-Links Gold Share | 9.310 | 9.240 | 9.280 | 3,350 | -0.020 | | 0.22 | |
| GLMD | Galmed Pharmaceutica | 8.000 | 7.500 | 7.660 | 14,797 | -0.340 | | 4.25 | |
| GLNG | Golar Lng Ltd | 20.60 | 20.10 | 20.32 | 162,728 | -0.29 | | 1.41 | |
| GLPG | Galapagos Nv | 87.81 | 86.79 | 87.42 | 54,579 | 0.01 | | 0.01 | |
| GLPI | Gaming & Leisure | 38.11 | 37.85 | 38.06 | 92,936 | -0.06 | | 0.16 | |
| GLRE | Greenlight Cap. Re. | 22.30 | 21.98 | 22.25 | 33,649 | -0.05 | | 0.22 | |
| GLUU | Glu Mobile Inc | 3.100 | 3.040 | 3.090 | 399,545 | 0.030 | | 0.98 | |
| GLYC | Glycomimetics Inc | 10.58 | 10.38 | 10.58 | 72,851 | 0.14 | | 1.34 | |
| GMLP | Golar Lng Partners | 20.16 | 19.80 | 19.92 | 50,717 | -0.08 | | 0.40 | |
| GNBC | Green Bancorp | 21.98 | 21.20 | 21.90 | 50,869 | 0.20 | | 0.92 | |
| GNCA | Genocea Biosciences | 4.100 | 3.960 | 4.080 | 55,720 | 0.040 | | 0.99 | |
| GNCMA | Gen Communication | 42.27 | 41.67 | 42.27 | 27,068 | 0.26 | | 0.62 | |
| GNMA | Ishares GNMA Bond ETF | 49.90 | 49.82 | 49.82 | 4,463 | -0.01 | | 0.02 | |
| GNMK | Genmark Diagnostics | 9.630 | 9.330 | 9.450 | 81,523 | -0.240 | | 2.48 | |
| GNMX | Aevi Genomic Medicine | 1.370 | 1.300 | 1.300 | 8,657 | -0.030 | | 2.26 | |
| GNRX | Generic Drugs Vaneck ETF | 21.12 | 20.78 | 20.92 | 1,100 | -0.44 | | 2.06 | |
| GNTX | Gentex Corp | 17.29 | 17.00 | 17.10 | 501,857 | -0.21 | | 1.21 | |
| GNTY | Guaranty Bancshares Inc | 30.20 | 29.46 | 29.96 | 16,237 | 0.04 | | 0.13 | |
| GNUS | Genius Brands International Inc | 3.160 | 3.080 | 3.130 | 14,200 | -0.070 | | 2.19 | |
| GOGL | Golden Ocean Gp | 8.680 | 8.530 | 8.660 | 164,604 | 0.500 | | 6.13 | |
| GOGO | Gogo Inc | 12.77 | 12.57 | 12.76 | 149,383 | 0.06 | | 0.47 | |
| GOLD | Randgold Res Ltd | 97.09 | 96.19 | 96.22 | 295,621 | 0.55 | | 0.57 | |
| GOOD | Gladstone Comml | 21.16 | 20.75 | 20.77 | 45,902 | -0.49 | | 2.30 | |
| GOODM | Gladstone Commercial Corporatio | 25.58 | 25.50 | 25.58 | 700 | 0.04 | | 0.16 | |
| GOODO | Gladstone Commercial | 25.74 | 25.50 | 25.74 | 1,100 | 0.08 | | 0.31 | |
| GOODP | Gladstone Commercia | 25.71 | 25.57 | 25.71 | 400 | 0.10 | | 0.39 | |
| GOOG | Alphabet Class C | 914.2 | 907.2 | 913.8 | 416,940 | 2.8 | | 0.31 | |
| GOOGL | Alphabet Class A | 930.0 | 923.5 | 929.9 | 465,045 | 2.3 | | 0.24 | |
| GOV | Government Properties Income Trust | 18.21 | 17.93 | 18.03 | 263,885 | -0.27 | | 1.48 | |
| GOVNI | Government Properties Income TR | 25.70 | 25.60 | 25.65 | 3,021 | 0.02 | | 0.08 | |
| GPAC | Global Ptnr Acq Com | 10.10 | 10.06 | 10.09 | 6,700 | 0.05 | | 0.50 | |
| GPACU | Global Partner Units | 11.14 | 11.14 | 11.14 | 800 | 0.19 | | 1.69 | |
| GPACW | Global Ptnr Acq Wrt | 0.7998 | 0.7950 | 0.7950 | 2,100 | 0.0050 | | 0.63 | |
| GPIA | Gp Invstmts Aq Ord | 10.04 | 10.04 | 10.04 | 4,800 | 0.01 | | 0.10 | |
| GPIAU | Gp Investments Unit | 10.50 | 10.00 | 10.50 | 500 | -0.48 | | 4.37 | |
| GPIAW | Gp Investments Aq WT | 0.6800 | 0.6000 | 0.6000 | 14,400 | -0.0900 | | 13.04 | |
| GPIC | Gaming Partners Intl | 11.30 | 11.20 | 11.20 | 3,500 | -0.16 | | 1.41 | |
| GPOR | Gulfport Energy Corp | 12.21 | 11.85 | 12.12 | 915,070 | 0.25 | | 2.11 | |
| GPP | Green Plains Partners LP | 18.25 | 18.15 | 18.25 | 6,128 | 0.10 | | 0.55 | |
| GPRE | Green Plains Inc | 17.25 | 16.90 | 17.22 | 250,697 | 0.07 | | 0.41 | |
| GPRO | Gopro Inc Cl A | 9.360 | 9.110 | 9.210 | 1,776,952 | -0.110 | | 1.18 | |
| GRBK | Green Brick Partners | 9.900 | 9.250 | 9.850 | 30,612 | 0.200 | | 2.07 | |
| GRFS | Grifols S.A. | 20.28 | 20.15 | 20.25 | 111,349 | -0.02 | | 0.10 | |
| GRID | Nasdaq Clean Edge Smart Grid Infr Index | 45.74 | 45.15 | 45.15 | 2,600 | -0.66 | | 1.44 | |
| GRIF | Griffin Industrial | 32.32 | 32.31 | 32.32 | 366 | -0.36 | | 1.10 | |
| GRMN | Garmin Ltd | 51.27 | 50.89 | 51.27 | 139,965 | 0.07 | | 0.14 | |
| GROW | U S Global Inv Inc | 1.280 | 1.270 | 1.270 | 389 | 0.000 | | 0.00 | |
| GRPN | Groupon Cl A | 3.980 | 3.800 | 3.970 | 1,845,890 | 0.120 | | 3.12 | |
| GRVY | Gravity Co. Ltd | 18.12 | 17.64 | 18.06 | 2,956 | 0.11 | | 0.61 | |
| GSBC | Great Southern Bncp | 48.50 | 47.50 | 48.50 | 9,199 | 0.80 | | 1.68 | |
| GSHT | Gores Holdings II Inc. Class A Common | 10.05 | 10.05 | 10.05 | 800 | 0.05 | | 0.50 | |
| GSHTU | Gores Holdings II Inc. Units | 10.44 | 10.33 | 10.41 | 6,100 | -0.04 | | 0.38 | |
| GSHTW | Gores Holdings II Inc. Warrants | 1.550 | 1.460 | 1.550 | 30,600 | 0.050 | | 3.33 | |
| GSIT | Gsi Technology Inc | 6.380 | 6.050 | 6.380 | 30,019 | 0.120 | | 1.92 | |
| GSM | Ferroglobe Plc Os | 13.23 | 13.07 | 13.15 | 270,741 | 0.18 | | 1.39 | |
| GSOL | Global Sources Ltd | 19.75 | 19.45 | 19.75 | 15,926 | 0.15 | | 0.77 | |
| GSUM | Gridsum Holding Inc | 8.450 | 8.000 | 8.300 | 34,200 | 0.040 | | 0.48 | |
| GSVC | Gsv Capital Cp | 4.550 | 4.410 | 4.480 | 27,911 | 0.030 | | 0.67 | |
| GT | Goodyear Tire Rubber | 30.02 | 29.60 | 29.85 | 486,785 | -0.06 | | 0.20 | |
| GTHX | G1 Therapeutics Inc | 16.31 | 15.02 | 16.02 | 13,091 | 0.39 | | 2.50 | |
| GTIM | Good Times Rest | 2.900 | 2.870 | 2.870 | 7,446 | -0.020 | | 0.69 | |
| GTLS | Chart Industries In | 33.01 | 32.54 | 32.92 | 37,321 | -0.08 | | 0.24 | |
| GTXI | GTX Inc | 5.680 | 5.600 | 5.680 | 5,619 | 0.000 | | 0.00 | |
| GTYH | Gty Technology Holdings Inc | 10.02 | 10.02 | 10.02 | 100 | 0.02 | | 0.20 | |
| GTYHU | Gty Technology Holdings Inc | 10.48 | 10.42 | 10.48 | 4,800 | 0.05 | | 0.48 | |
| GTYHW | Gty Technology Holdings Inc. Warrants | 1.360 | 1.250 | 1.360 | 900 | 0.110 | | 8.80 | |
| GUID | Guidance Software | 7.090 | 7.070 | 7.080 | 237,884 | 0.000 | | 0.00 | |
| GULF | Wisdomtree Middle East Dividend Fund | 17.36 | 17.25 | 17.30 | 4,189 | 0.11 | | 0.64 | |
| GURE | Gulf Resources Inc | 1.670 | 1.630 | 1.650 | 72,184 | -0.030 | | 1.79 | |
| GWGH | Gwg Holdings | 10.47 | 10.44 | 10.44 | 2,025 | -0.03 | | 0.29 | |
| GWPH | Gw Pharma ADR | 101.5 | 99.6 | 100.0 | 100,936 | -1.5 | | 1.47 | |
| GWRS | Global Water Reso | 9.350 | 9.170 | 9.350 | 5,857 | 0.080 | | 0.86 | |
| GYRO | Gyrodyne Llc | 20.45 | 20.45 | 20.45 | 1,017 | 0.00 | | 0.00 | |