Cotizaciones históricas: NATURGY
| 31/08/2017 | 20,420 | 0,59% | 20,440 | 20,260 | |
| 30/08/2017 | 20,300 | 1,10% | 20,380 | 20,080 | |
| 29/08/2017 | 20,080 | -0,15% | 20,125 | 19,870 | |
| 28/08/2017 | 20,110 | -0,54% | 20,230 | 20,100 | |
| 25/08/2017 | 20,220 | -0,54% | 20,370 | 20,210 | |
| 24/08/2017 | 20,330 | 0,35% | 20,415 | 20,245 | |
| 23/08/2017 | 20,260 | -0,05% | 20,395 | 20,200 | |
| 22/08/2017 | 20,270 | 0,07% | 20,355 | 20,195 | |
| 21/08/2017 | 20,255 | -0,15% | 20,330 | 20,195 | |
| 18/08/2017 | 20,285 | -0,54% | 20,310 | 20,135 | |
| 17/08/2017 | 20,395 | 0,52% | 20,530 | 20,280 | |
| 16/08/2017 | 20,290 | 0,10% | 20,420 | 20,285 | |
| 15/08/2017 | 20,270 | -0,22% | 20,465 | 20,220 | |
| 14/08/2017 | 20,315 | 1,60% | 20,365 | 20,015 | |
| 11/08/2017 | 19,995 | -1,09% | 20,205 | 19,955 | |
| 10/08/2017 | 20,215 | -0,69% | 20,435 | 20,150 | |
| 09/08/2017 | 20,355 | -0,56% | 20,445 | 20,150 | |
| 08/08/2017 | 20,470 | 0,86% | 20,470 | 20,245 | |
| 07/08/2017 | 20,295 | -0,34% | 20,430 | 20,130 | |
| 04/08/2017 | 20,365 | 1,93% | 20,470 | 20,135 | |
| 03/08/2017 | 19,980 | 0,05% | 20,060 | 19,795 | |
| 02/08/2017 | 19,970 | -0,40% | 20,150 | 19,910 | |
