| Code | Name | High | Low | Close | Volume | Change | |
|---|
| GABC | German Amer Bncp Inc | 37.46 | 36.86 | 37.38 | 247,600 | 0.37 |  | 1.00 |   |
| GAIA | Gaiam Inc | 22.18 | 21.15 | 21.65 | 550,800 | 0.50 | | 2.36 | |
| GAIN | Gladstone Investment | 11.94 | 11.71 | 11.87 | 153,100 | 0.20 | | 1.71 | |
| GAINM | Gladstone Investment Corp | 25.30 | 25.27 | 25.30 | 500 | -0.09 |  | 0.35 | |
| GAINN | Gladstone Inv 6.5 C | 25.40 | 25.26 | 25.40 | 300 | 0.00 |  | 0.00 | |
| GAINO | Gladstone Invt Corp | 25.45 | 25.33 | 25.40 | 600 | 0.03 | | 0.12 | |
| GALT | Galectin Therapeutic | 7.970 | 7.510 | 7.670 | 663,600 | -0.040 | | 0.52 | |
| GARS | Garrison Capital Inc | 8.270 | 8.160 | 8.160 | 28,200 | -0.030 | | 0.37 | |
| GASS | Stealthgas Inc | 3.980 | 3.830 | 3.930 | 17,500 | 0.120 | | 3.15 | |
| GBCI | Glacier Bancorp Inc | 41.32 | 40.52 | 40.86 | 1,343,200 | -0.23 | | 0.56 | |
| GBDC | Golub Capital Bdc I | 18.34 | 18.18 | 18.20 | 154,600 | -0.04 | | 0.22 | |
| GBLI | Global Indemnity Plc | 41.88 | 40.63 | 41.50 | 147,700 | -0.12 | | 0.29 | |
| GBLIL | Global Indemnity Limited 7.875% | 25.92 | 25.83 | 25.87 | 7,500 | -0.07 | | 0.27 | |
| GBLIZ | Global Indmnty 7.75 | 25.70 | 25.69 | 25.69 | 2,400 | 0.01 | | 0.04 | |
| GBNK | Guaranty Bancorp | 31.90 | 31.10 | 31.60 | 753,000 | 0.00 | | 0.00 | |
| GBT | Global Blood Ther | 42.10 | 40.05 | 42.05 | 2,105,700 | 0.70 | | 1.69 | |
| GCBC | Greene County Bncp | 32.10 | 29.90 | 32.10 | 22,400 | 2.55 | | 8.63 | |
| GCVRZ | Sanofi Cvr | 0.5000 | 0.4900 | 0.5000 | 900 | 0.0100 | | 2.04 | |
| GDEN | Golden Entmt | 29.80 | 28.56 | 28.69 | 723,400 | -0.92 | | 3.11 | |
| GDS | Gds Holdings Ltd | 44.02 | 41.96 | 42.77 | 731,200 | -0.25 | | 0.58 | |
| GEC | Great Elm Capital Group Inc | 3.700 | 3.600 | 3.700 | 36,700 | 0.000 | | 0.00 | |
| GECC | Great Elm Capital Corp | 9.680 | 9.600 | 9.630 | 9,900 | 0.030 | | 0.31 | |
| GECCL | Great Elm Capital Corp 6.50% Notes Due | 25.69 | 25.42 | 25.69 | 700 | 0.15 | | 0.59 | |
| GECCM | Great Elm Capital Corp. 6.75% Notes Due | 24.91 | 24.68 | 24.85 | 11,100 | 0.17 | | 0.69 | |
| GEMP | Gemphire Therapeutics Inc | 6.400 | 5.240 | 5.750 | 385,500 | -0.540 | | 8.59 | |
| GENC | Gencor Industries In | 16.60 | 16.20 | 16.60 | 141,000 | 0.35 | | 2.15 | |
| GENE | Genetic Tech Spn Ads | 1.080 | 1.050 | 1.060 | 31,200 | -0.020 | | 1.85 | |
| GENY | Principal Millennials Index ETF | 38.31 | 38.14 | 38.30 | 1,800 | 0.11 | | 0.29 | |
| GEOS | Geospace Technologie | 13.97 | 13.35 | 13.37 | 1,593,900 | -0.23 | | 1.69 | |
| GERN | Geron Corp | 3.690 | 3.520 | 3.600 | 5,061,000 | 0.090 | | 2.56 | |
| GEVO | Gevo Inc | 10.950 | 8.160 | 8.430 | 5,874,500 | 0.400 | | 4.98 | |
| GFED | Guaranty Fedl Bcshs | 23.91 | 23.91 | 23.91 | 200 | 0.11 | | 0.46 | |
| GFN | General Finance Corp | 12.40 | 11.60 | 12.35 | 1,162,400 | 0.60 | | 5.11 | |
| GFNCP | General Fn Cum Pfd C | 102.6 | 102.6 | 102.6 | 200 | 0.1 | | 0.09 | |
| GFNSL | Genrl Fin Sr Nt 2021 | 25.65 | 25.51 | 25.51 | 4,500 | -0.15 | | 0.58 | |
| GGAL | Grupo Fin Galicia | 41.94 | 39.65 | 40.47 | 954,900 | -0.70 | | 1.70 | |
| GHDX | Genomic Health Inc | 52.82 | 51.45 | 52.09 | 793,600 | 0.71 | | 1.38 | |
| GIFI | Gulf Island Fab | 9.950 | 9.500 | 9.600 | 1,513,400 | -0.025 | | 0.26 | |
| GIGM | Gigamedia Ltd | 3.080 | 2.990 | 3.010 | 5,400 | 0.050 | | 1.69 | |
| GIII | G-III Apparel Gp I | 47.71 | 45.43 | 46.09 | 1,476,000 | -0.42 | | 0.90 | |
| GILD | Gilead Sciences Inc | 71.76 | 70.83 | 71.07 | 6,118,800 | -0.45 | | 0.63 | |
| GILT | Gilat Satellite Ntwk | 8.800 | 8.610 | 8.760 | 16,500 | -0.010 | | 0.11 | |
| GLAD | Gladstone Cap Corp | 9.130 | 9.050 | 9.080 | 121,500 | 0.000 | | 0.00 | |
| GLADN | Gladstone Capital Corp Term Pfd. Ser | 25.45 | 25.45 | 25.45 | 700 | 0.05 | | 0.20 | |
| GLBS | Globus Maritime Limi | 0.6100 | 0.5400 | 0.5550 | 681,900 | 0.0150 | | 2.78 | |
| GLBZ | Glen Burnie Bancorp | 11.64 | 11.40 | 11.64 | 3,600 | -0.02 | | 0.17 | |
| GLDD | Great Lakes Drg Dock | 5.300 | 5.000 | 5.300 | 488,800 | 0.250 | | 4.95 | |
| GLDI | CS X-Links Gold Share | 8.680 | 8.630 | 8.680 | 18,300 | 0.040 | | 0.46 | |
| GLIBA | Gci Liberty Inc. Cl A | 46.23 | 44.70 | 45.94 | 1,039,400 | 1.34 | | 3.00 | |
| GLIBP | Gci Liberty Inc. Ser A Pfd | 24.16 | 23.65 | 23.65 | 4,400 | -0.36 | | 1.50 | |
| GLMD | Galmed Pharmaceutica | 14.98 | 14.00 | 14.09 | 559,700 | -0.30 | | 2.08 | |
| GLNG | Golar Lng Ltd | 29.17 | 28.01 | 28.60 | 1,964,000 | 0.76 | | 2.73 | |
| GLPG | Galapagos Nv | 100.8 | 98.6 | 100.2 | 49,100 | 1.9 | | 1.94 | |
| GLPI | Gaming & Leisure | 35.47 | 35.13 | 35.37 | 1,978,700 | 0.18 | | 0.51 | |
| GLRE | Greenlight Cap. Re. | 15.00 | 14.10 | 14.55 | 625,200 | 0.30 | | 2.11 | |
| GLUU | Glu Mobile Inc | 6.670 | 6.480 | 6.560 | 4,636,700 | -0.110 | | 1.65 | |
| GLYC | Glycomimetics Inc | 14.92 | 14.23 | 14.76 | 4,316,500 | -0.13 | | 0.87 | |
| GMLP | Golar Lng Partners | 15.94 | 15.36 | 15.37 | 369,500 | -0.13 | | 0.84 | |
| GMLPP | Golar Lng Partners LP | 25.19 | 25.09 | 25.11 | 15,700 | 0.08 | | 0.32 | |
| GNBC | Green Bancorp | 23.00 | 22.28 | 22.55 | 586,300 | -0.20 | | 0.88 | |
| GNCA | Genocea Biosciences | 1.0000 | 0.9000 | 0.9300 | 8,530,000 | -0.0600 | | 6.06 | |
| GNMA | GNMA Bond Ishares ETF | 48.47 | 48.25 | 48.25 | 24,100 | -0.10 | | 0.21 | |
| GNMK | Genmark Diagnostics | 7.160 | 7.040 | 7.070 | 475,400 | -0.040 | | 0.56 | |
| GNMX | Aevi Genomic Medicine | 1.200 | 1.130 | 1.200 | 121,000 | 0.060 | | 5.26 | |
| GNPX | Genprex Inc | 8.460 | 7.630 | 8.160 | 36,800 | 0.250 | | 3.16 | |
| GNRX | Generic Drugs Vaneck ETF | 25.47 | 25.45 | 25.45 | 300 | 0.09 | | 0.35 | |
| GNTX | Gentex Corp | 24.79 | 23.85 | 24.04 | 4,457,500 | -0.52 | | 2.12 | |
| GNTY | Guaranty Bancshares Inc | 36.30 | 33.67 | 35.56 | 311,400 | 2.11 | | 6.31 | |
| GNUS | Genius Brands International Inc | 2.780 | 2.600 | 2.650 | 39,400 | -0.140 | | 5.02 | |
| GOGL | Golden Ocean Gp | 9.100 | 8.980 | 9.000 | 122,000 | 0.100 | | 1.12 | |
| GOGO | Gogo Inc | 5.160 | 4.980 | 5.100 | 1,718,800 | 0.080 | | 1.59 | |
| GOLD | Randgold Res Ltd | 76.32 | 75.46 | 75.83 | 374,700 | 1.16 | | 1.55 | |
| GOOD | Gladstone Comml | 19.11 | 18.80 | 19.05 | 242,900 | 0.20 | | 1.06 | |
| GOODM | Gladstone Commercial Corporatio | 25.30 | 25.23 | 25.28 | 3,800 | 0.05 | | 0.20 | |
| GOODO | Gladstone Commercial | 26.55 | 26.30 | 26.31 | 2,400 | -0.20 | | 0.75 | |
| GOODP | Gladstone Commercial Corp | 26.50 | 26.50 | 26.50 | 500 | 0.00 | | 0.00 | |
| GOOG | Alphabet Class C | 1,163 | 1,147 | 1,155 | 1,310,900 | -2 | | 0.19 | |
| GOOGL | Alphabet Class A | 1,175 | 1,160 | 1,169 | 1,711,000 | 0 | | 0.01 | |
| GOV | Government Properties Income Trust | 15.04 | 14.66 | 15.03 | 977,700 | 0.35 | | 2.38 | |
| GOVNI | Government Properties Income TR | 25.46 | 25.28 | 25.36 | 23,100 | 0.08 | | 0.32 | |
| GPAQ | Gordon Pointe Acquisition Corp. Class A | 9.740 | 9.720 | 9.720 | 13,500 | -0.010 | | 0.10 | |
| GPAQU | Gordon Pointe Acquisition Corp. Unit | 10.27 | 10.21 | 10.27 | 105,000 | 0.07 | | 0.69 | |
| GPAQW | Gordon Pointe Acquisition Corp. Warrant | 0.5200 | 0.5200 | 0.5200 | 2,000 | 0.0000 | | 0.00 | |
| GPIC | Gaming Partners Intl | 8.520 | 8.180 | 8.350 | 26,300 | -0.420 | | 4.79 | |
| GPOR | Gulfport Energy Corp | 11.71 | 11.35 | 11.62 | 25,780,800 | 0.21 | | 1.84 | |
| GPP | Green Plains Partners LP | 17.40 | 17.27 | 17.40 | 11,700 | 0.15 | | 0.87 | |
| GPRE | Green Plains Inc | 20.85 | 20.10 | 20.50 | 1,181,900 | 0.25 | | 1.23 | |
| GPRO | Gopro Inc Cl A | 6.820 | 6.580 | 6.770 | 4,129,400 | 0.060 | | 0.89 | |
| GRBK | Green Brick Partners | 9.200 | 8.925 | 9.200 | 5,953,200 | -1.200 | | 11.54 | |
| GRFS | Grifols S.A. | 22.90 | 22.50 | 22.73 | 1,324,500 | 0.40 | | 1.79 | |
| GRID | Nasdaq Clean Edge Smart Grid Infr Index | 49.80 | 49.57 | 49.63 | 3,400 | 0.09 | | 0.18 | |
| GRIF | Griffin Industrial | 44.10 | 41.89 | 44.10 | 21,500 | 0.99 | | 2.30 | |
| GRIN | Grindrod Shipping Holdings Ltd. | 17.00 | 17.00 | 17.00 | 100 | 0.00 | | 0.00 | |
| GRMN | Garmin Ltd | 60.74 | 60.09 | 60.23 | 945,900 | 0.11 | | 0.18 | |
| GRNQ | Greenpro Capital Corp | 12.12 | 11.16 | 12.06 | 2,700 | 0.83 | | 7.35 | |
| GROW | U S Global Inv Inc | 1.650 | 1.460 | 1.510 | 196,700 | -0.030 | | 1.95 | |
| GRPN | Groupon Cl A | 4.525 | 4.400 | 4.500 | 19,924,900 | 0.050 | | 1.12 | |
| GRVY | Gravity Co. Ltd | 63.12 | 58.31 | 59.30 | 13,900 | -3.05 | | 4.89 | |
| GSBC | Great Southern Bncp | 60.10 | 58.45 | 59.05 | 77,800 | -0.50 | | 0.84 | |
| GSHD | Goosehead Insurance Inc. Class A Common | 26.94 | 25.48 | 26.22 | 1,386,600 | 0.14 | | 0.54 | |
| GSHT | Gores Holdings II Inc Class A | 10.25 | 10.15 | 10.17 | 2,906,300 | 0.00 | | 0.00 | |
| GSHTU | Gores Holdings II Inc Units | 11.08 | 10.76 | 10.85 | 9,400 | 0.28 | | 2.60 | |
| GSHTW | Gores Holdings II Inc Warrants | 1.900 | 1.750 | 1.900 | 42,900 | 0.050 | | 2.70 | |
| GSIT | Gsi Technology Inc | 7.590 | 7.110 | 7.130 | 1,510,100 | -0.320 | | 4.30 | |
| GSKY | Greensky Inc. Class A | 24.52 | 23.35 | 24.16 | 1,273,100 | 0.47 | | 1.98 | |
| GSM | Ferroglobe Plc Os | 9.240 | 9.080 | 9.100 | 525,300 | 0.050 | | 0.55 | |
| GSUM | Gridsum Holding Inc | 6.430 | 6.310 | 6.430 | 54,000 | 0.060 | | 0.94 | |
| GSVC | Gsv Capital Cp | 7.340 | 7.080 | 7.130 | 99,600 | -0.160 | | 2.19 | |
| GT | Goodyear Tire Rubber | 25.11 | 24.48 | 24.63 | 3,275,800 | 0.06 | | 0.24 | |
| GTHX | G1 Therapeutics Inc | 49.46 | 46.29 | 48.26 | 1,318,100 | -1.11 | | 2.25 | |
| GTIM | Good Times Rest | 3.850 | 3.450 | 3.450 | 40,200 | -0.350 | | 9.21 | |
| GTLS | Chart Industries In | 63.95 | 62.23 | 63.50 | 819,600 | 1.58 | | 2.55 | |
| GTXI | GTX Inc | 18.90 | 17.10 | 17.30 | 726,900 | -1.19 | | 6.44 | |
| GTYH | Gty Technology Holdings Inc | 10.07 | 10.07 | 10.07 | 200 | -0.04 | | 0.40 | |
| GTYHU | Gty Technology Holdings Inc | 10.45 | 10.41 | 10.41 | 400 | 0.01 | | 0.10 | |
| GTYHW | Gty Technology Holdings Inc Warrants | 1.200 | 1.200 | 1.200 | 100 | -0.050 | | 4.00 | |
| GULF | Wisdomtree Middle East Dividend Fund | 19.48 | 19.08 | 19.10 | 6,400 | -0.50 | | 2.55 | |
| GURE | Gulf Resources Inc | 1.392 | 1.375 | 1.380 | 28,200 | -0.010 | | 0.72 | |
| GVP | GSE Systems | 3.300 | 3.210 | 3.300 | 15,900 | 0.076 | | 2.36 | |
| GWGH | Gwg Holdings | 8.010 | 8.010 | 8.010 | 200 | 0.080 | | 1.01 | |
| GWPH | Gw Pharma ADR | 152.8 | 149.0 | 151.3 | 324,700 | 0.2 | | 0.16 | |
| GWRS | Global Water Reso | 9.600 | 9.280 | 9.600 | 38,600 | 0.210 | | 2.24 | |
| GYRO | Gyrodyne Llc | 20.30 | 19.62 | 20.30 | 1,900 | 0.32 | | 1.60 | |