| Code | Name | High | Low | Close | Volume | Change | |
|---|
| GABC | German Amer Bncp Inc | 33.13 | 32.01 | 32.83 | 63,100 | 0.39 |  | 1.20 |   |
| GAIA | Gaiam Inc | 11.60 | 11.35 | 11.45 | 47,000 | -0.05 |  | 0.43 | |
| GAIN | Gladstone Investment | 9.470 | 9.300 | 9.300 | 155,200 | -0.090 | | 0.96 | |
| GAINM | Gladstone Investment Corp | 25.64 | 25.61 | 25.64 | 1,200 | 0.03 | | 0.12 | |
| GAINN | Gladstone Inv 6.5 C | 25.58 | 25.57 | 25.58 | 6,700 | 0.00 |  | 0.00 | |
| GAINO | Gladstone Invt Corp | 25.54 | 25.52 | 25.52 | 900 | 0.00 | | 0.00 | |
| GALE | Galena Biopharma In | 0.6200 | 0.5800 | 0.6000 | 652,000 | 0.0100 | | 1.69 | |
| GALT | Galectin Therapeutic | 2.560 | 2.400 | 2.450 | 90,600 | -0.080 | | 3.16 | |
| GARS | Garrison Capital Inc | 8.350 | 8.200 | 8.290 | 30,200 | -0.030 | | 0.36 | |
| GASS | Stealthgas Inc | 3.450 | 3.330 | 3.370 | 66,500 | -0.020 | | 0.59 | |
| GBCI | Glacier Bancorp Inc | 35.81 | 35.31 | 35.35 | 297,800 | 0.01 | | 0.03 | |
| GBDC | Golub Capital Bdc I | 19.38 | 19.25 | 19.27 | 169,500 | -0.04 | | 0.21 | |
| GBLI | Global Indemnity Plc | 40.43 | 38.83 | 39.05 | 7,400 | -0.51 | | 1.29 | |
| GBLIL | Global Indemnity Limited 7.875% | 25.82 | 25.61 | 25.69 | 77,600 | -0.12 | | 0.46 | |
| GBLIZ | Global Indmnty 7.75 | 25.63 | 25.51 | 25.51 | 14,400 | -0.02 | | 0.08 | |
| GBNK | Guaranty Bancorp | 26.27 | 25.90 | 26.05 | 125,200 | 0.05 | | 0.19 | |
| GBT | Global Blood Ther Cmn | 28.95 | 27.40 | 27.50 | 780,300 | -0.40 | | 1.43 | |
| GCBC | Greene County Bncp | 25.90 | 25.90 | 25.90 | 700 | -0.45 | | 1.71 | |
| GCVRZ | Sanofi Cvr | 0.3800 | 0.3600 | 0.3800 | 17,200 | 0.0000 | | 0.00 | |
| GDEN | Golden Entmt Cmn | 21.12 | 20.25 | 20.36 | 47,500 | -0.37 | | 1.78 | |
| GDS | Gds Holdings Ltd | 9.200 | 8.830 | 9.080 | 65,900 | 0.250 | | 2.83 | |
| GEC | Great Elm Capital Group Inc | 3.450 | 3.300 | 3.450 | 92,200 | 0.050 | | 1.47 | |
| GECC | Great Elm Capital Corp | 10.43 | 10.34 | 10.43 | 15,800 | 0.06 | | 0.58 | |
| GEMP | Gemphire Therapeutics Inc | 12.90 | 11.74 | 11.84 | 73,300 | -0.96 | | 7.50 | |
| GENC | Gencor Industries In | 16.50 | 16.00 | 16.15 | 14,400 | -0.05 | | 0.31 | |
| GENE | Genetic Tech Spn Ads | 0.9000 | 0.8500 | 0.8700 | 39,900 | -0.0100 | | 1.14 | |
| GENY | Principal Millennials Index ETF | 29.41 | 29.41 | 29.41 | 500 | 0.39 | | 1.34 | |
| GEOS | Geospace Technologie | 14.48 | 13.91 | 13.95 | 22,100 | 0.00 | | 0.00 | |
| GERN | Geron Corporation | 2.960 | 2.810 | 2.820 | 1,511,400 | -0.120 | | 4.08 | |
| GEVO | Gevo Inc Cmn Stk | 0.6500 | 0.6100 | 0.6100 | 455,200 | -0.0100 | | 1.61 | |
| GFED | Guaranty Fedl Bcshs | 20.83 | 19.15 | 20.39 | 3,100 | -0.40 | | 1.92 | |
| GFN | General Finance Corp | 5.100 | 4.600 | 5.000 | 19,600 | 0.050 | | 1.01 | |
| GFNCP | General Fn Cum Pfd C | 96.00 | 96.00 | 96.00 | 200 | 2.69 | | 2.88 | |
| GFNSL | Genrl Fin Sr Nt 2021 | 25.75 | 25.10 | 25.40 | 4,000 | -0.05 | | 0.20 | |
| GGAL | Grupo Fin Galicia | 41.13 | 40.61 | 41.07 | 362,800 | -0.02 | | 0.05 | |
| GHDX | Genomic Health Inc | 33.13 | 31.71 | 31.87 | 112,300 | -1.27 | | 3.83 | |
| GIFI | Gulf Island Fab | 10.80 | 10.65 | 10.75 | 72,100 | 0.00 | | 0.00 | |
| GIGA | Giga Tronics Inc | 0.8200 | 0.7900 | 0.8100 | 17,400 | 0.0200 | | 2.53 | |
| GIGM | Gigamedia Limited | 3.120 | 2.970 | 3.110 | 18,500 | 0.010 | | 0.32 | |
| GIII | G-III Apparel Gp I | 25.50 | 24.81 | 25.29 | 780,900 | 0.40 | | 1.61 | |
| GILD | Gilead Sciences Inc | 71.90 | 70.64 | 70.65 | 10,757,300 | -0.59 | | 0.83 | |
| GILT | Gilat Satellite Ntwk | 4.500 | 4.360 | 4.450 | 12,100 | 0.020 | | 0.45 | |
| GLAD | Gladstone Cap Corp | 9.870 | 9.790 | 9.800 | 80,600 | -0.040 | | 0.41 | |
| GLADO | Gladstone 6.75 Srs | 25.60 | 25.47 | 25.60 | 6,100 | 0.08 | | 0.31 | |
| GLBL | Terraform Glbl Cla | 5.050 | 5.000 | 5.000 | 1,375,700 | -0.030 | | 0.60 | |
| GLBR | Global Brokerage Inc | 2.050 | 2.000 | 2.030 | 4,200 | 0.080 | | 4.10 | |
| GLBS | Globus Maritime Limi | 1.330 | 1.250 | 1.280 | 680,500 | 0.010 | | 0.79 | |
| GLBZ | Glen Burnie Bancorp | 10.98 | 10.75 | 10.86 | 3,400 | 0.06 | | 0.56 | |
| GLDD | Great Lakes Drg Dock | 4.350 | 4.100 | 4.250 | 208,400 | 0.100 | | 2.41 | |
| GLDI | CS X-Links Gold Share | 9.320 | 9.260 | 9.270 | 26,800 | 0.050 | | 0.54 | |
| GLMD | Galmed Pharmaceutica | 6.400 | 6.020 | 6.020 | 14,800 | 0.000 | | 0.00 | |
| GLNG | Golar Lng Ltd | 22.50 | 21.77 | 21.85 | 796,000 | -0.04 | | 0.18 | |
| GLPG | Galapagos Nv | 76.82 | 75.05 | 75.08 | 158,600 | -1.28 | | 1.68 | |
| GLPI | Gaming & Leisure | 38.89 | 38.20 | 38.21 | 1,466,400 | -0.32 | | 0.83 | |
| GLRE | Greenlight Cap. Re. | 20.80 | 20.35 | 20.55 | 90,800 | 0.00 | | 0.00 | |
| GLUU | Glu Mobile Inc | 2.690 | 2.550 | 2.570 | 4,111,500 | -0.100 | | 3.75 | |
| GLYC | Glycomimetics Inc | 12.61 | 11.45 | 11.55 | 860,300 | -1.06 | | 8.41 | |
| GMLP | Golar Lng Partners | 20.63 | 19.73 | 19.85 | 225,000 | -0.70 | | 3.41 | |
| GNBC | Green Bancorp Cmn | 19.25 | 18.80 | 18.95 | 107,000 | -0.10 | | 0.52 | |
| GNCA | Genocea Biosciences | 5.480 | 5.230 | 5.260 | 214,300 | -0.140 | | 2.59 | |
| GNCMA | Gen Communication | 36.47 | 35.78 | 35.84 | 141,600 | -0.47 | | 1.29 | |
| GNMA | Ishares GNMA Bond ETF | 49.95 | 49.83 | 49.86 | 5,500 | -0.11 | | 0.22 | |
| GNMK | Genmark Diagnostics | 12.61 | 12.22 | 12.24 | 219,800 | -0.35 | | 2.78 | |
| GNMX | Aevi Genomic Medicine | 1.490 | 1.360 | 1.380 | 289,300 | -0.060 | | 4.17 | |
| GNRX | Generic Drugs Vaneck ETF | 22.75 | 22.75 | 22.75 | 900 | 0.05 | | 0.22 | |
| GNTX | Gentex Corp | 18.62 | 18.18 | 18.39 | 1,595,100 | -0.25 | | 1.34 | |
| GNTY | Guaranty Bancshares Inc. | 33.27 | 30.45 | 31.67 | 39,300 | 0.83 | | 2.69 | |
| GNUS | Genius Brands International Inc | 3.480 | 3.350 | 3.400 | 21,900 | 0.000 | | 0.00 | |
| GNVC | Genvec Inc | 7.250 | 7.010 | 7.190 | 12,900 | -0.020 | | 0.28 | |
| GOGL | Golden Ocean Gp Cmn | 6.680 | 6.490 | 6.610 | 384,400 | 0.320 | | 5.09 | |
| GOGO | Gogo Inc Cmn Stk | 11.93 | 11.44 | 11.48 | 538,000 | -0.46 | | 3.85 | |
| GOLD | Randgold Res Ltd | 90.50 | 88.96 | 89.06 | 537,200 | -0.42 | | 0.47 | |
| GOOD | Gladstone Comml | 22.11 | 21.91 | 21.98 | 117,400 | -0.07 | | 0.32 | |
| GOODM | Gladstone Commercial Corporatio | 26.10 | 25.86 | 25.86 | 14,300 | -0.05 | | 0.19 | |
| GOODO | Gladstone Commercial | 25.52 | 25.45 | 25.52 | 600 | 0.00 | | 0.00 | |
| GOODP | Gladstone Commercia | 25.88 | 25.72 | 25.72 | 4,800 | 0.10 | | 0.39 | |
| GOOG | Alphabet Class C | 948.3 | 926.9 | 927.3 | 2,565,200 | -24.9 | | 2.62 | |
| GOOGL | Alphabet Class A | 967.2 | 947.1 | 948.1 | 2,436,400 | -24.0 | | 2.47 | |
| GOV | Government Properties Income Trust | 22.48 | 21.80 | 21.90 | 741,000 | -0.42 | | 1.88 | |
| GOVNI | Government Properties Income TR | 25.90 | 25.72 | 25.88 | 41,800 | 0.11 | | 0.43 | |
| GPAC | Global Ptnr Acq Com | 9.960 | 9.950 | 9.950 | 300 | 0.000 | | 0.00 | |
| GPACW | Global Ptnr Acq Wrt | 0.2600 | 0.2400 | 0.2600 | 7,700 | 0.0600 | | 30.00 | |
| GPIA | Gp Invstmts Aq Ord | 10.03 | 10.03 | 10.03 | 200 | 0.01 | | 0.10 | |
| GPIAU | Gp Investments Unit | 10.98 | 10.98 | 10.98 | 100 | 0.03 | | 0.27 | |
| GPIAW | Gp Investments Aq WT | 0.8100 | 0.7300 | 0.7300 | 800 | -0.0100 | | 1.35 | |
| GPIC | Gaming Partners Intl | 11.15 | 11.15 | 11.15 | 500 | 0.03 | | 0.27 | |
| GPOR | Gulfport Energy Corp | 14.77 | 14.37 | 14.57 | 2,606,200 | 0.24 | | 1.67 | |
| GPP | Green Plains Partners LP | 18.75 | 18.55 | 18.60 | 10,500 | 0.00 | | 0.00 | |
| GPRE | Green Plains Inc | 19.80 | 19.30 | 19.40 | 582,500 | -0.10 | | 0.51 | |
| GPRO | Gopro Inc Cl A Cmn | 8.460 | 8.120 | 8.140 | 2,606,500 | -0.050 | | 0.61 | |
| GRBK | Green Brick Partners | 10.95 | 10.65 | 10.80 | 39,800 | 0.05 | | 0.47 | |
| GRFS | Grifols S.A. | 21.90 | 21.59 | 21.59 | 834,200 | -0.27 | | 1.24 | |
| GRID | Nasdaq Clean Edge Smart Grid Infr Index | 44.05 | 43.53 | 43.74 | 3,100 | -0.16 | | 0.36 | |
| GRIF | Griffin Industrial | 31.93 | 30.33 | 31.00 | 8,700 | -0.51 | | 1.62 | |
| GRMN | Garmin Ltd | 51.41 | 50.51 | 50.57 | 735,000 | -0.73 | | 1.42 | |
| GROW | U S Global Inv Inc | 1.540 | 1.500 | 1.530 | 5,300 | 0.020 | | 1.32 | |
| GRPN | Groupon Cl A Cmn | 3.600 | 3.380 | 3.430 | 10,506,800 | -0.020 | | 0.58 | |
| GRVY | Gravity Co. Ltd | 18.24 | 17.26 | 18.11 | 1,900 | -0.14 | | 0.77 | |
| GSBC | Great Southern Bncp | 53.65 | 52.45 | 52.70 | 16,600 | -0.20 | | 0.38 | |
| GSHT | Gores Holdings II Inc. Class A Common | 10.20 | 9.98 | 10.20 | 500 | 0.18 | | 1.80 | |
| GSHTU | Gores Holdings II Inc. Units | 10.45 | 10.40 | 10.41 | 10,500 | -0.06 | | 0.57 | |
| GSHTW | Gores Holdings II Inc. Warrants | 1.490 | 1.450 | 1.490 | 7,100 | 0.040 | | 2.76 | |
| GSIT | Gsi Technology Inc | 8.210 | 7.850 | 7.860 | 47,200 | -0.300 | | 3.68 | |
| GSM | Ferroglobe Plc Os | 11.80 | 11.40 | 11.40 | 912,600 | -0.20 | | 1.72 | |
| GSOL | Global Sources Ltd | 20.15 | 19.95 | 20.00 | 24,000 | -0.10 | | 0.50 | |
| GSUM | Gridsum Holding Inc | 9.100 | 8.410 | 8.600 | 25,900 | -0.670 | | 7.23 | |
| GSVC | Gsv Capital Cp Cmn | 4.440 | 4.280 | 4.290 | 82,900 | -0.030 | | 0.69 | |
| GT | Goodyear Tire Rubber | 34.53 | 33.75 | 34.35 | 3,179,100 | 0.25 | | 0.73 | |
| GTHX | G1 Therapeutics Inc | 18.72 | 17.61 | 18.20 | 263,100 | 0.20 | | 1.11 | |
| GTIM | Good Times Rest | 3.450 | 3.250 | 3.450 | 31,300 | 0.150 | | 4.55 | |
| GTLS | Chart Industries In | 33.01 | 32.21 | 32.24 | 247,200 | -0.27 | | 0.83 | |
| GTXI | GTX Inc | 4.940 | 4.450 | 4.900 | 41,000 | 0.020 | | 0.41 | |
| GTYH | Gty Technology Holdings Inc | 10.10 | 10.10 | 10.10 | 300 | -0.05 | | 0.49 | |
| GTYHU | Gty Technology Holdings Inc | 10.48 | 10.47 | 10.48 | 1,000 | -0.02 | | 0.19 | |
| GTYHW | Gty Technology Holdings Inc. Warrants | 1.900 | 1.900 | 1.900 | 1,000 | -0.120 | | 5.94 | |
| GUID | Guidance Software | 6.740 | 6.570 | 6.630 | 559,000 | -0.100 | | 1.49 | |
| GULF | Wisdomtree Middle East Dividend Fund | 16.92 | 16.65 | 16.65 | 2,200 | -0.05 | | 0.30 | |
| GURE | Gulf Resources Inc | 1.650 | 1.600 | 1.640 | 39,100 | 0.040 | | 2.50 | |
| GWGH | Gwg Holdings Com Stk | 10.25 | 10.03 | 10.23 | 3,100 | 0.03 | | 0.29 | |
| GWPH | Gw Pharma ADR | 102.72 | 97.50 | 97.57 | 292,500 | -5.47 | | 5.31 | |
| GWRS | Global Water Reso Cmn | 9.900 | 9.770 | 9.780 | 6,900 | -0.110 | | 1.11 | |
| GYRO | Gyrodyne Llc Cmn | 20.51 | 20.28 | 20.51 | 1,400 | 0.26 | | 1.28 | |