Cotizaciones históricas: NATURGY
| 31/01/2018 | 18,605 | 0,70% | 18,710 | 18,185 | 18,475 |
| 30/01/2018 | 18,475 | -2,58% | 18,700 | 18,230 | 18,965 |
| 29/01/2018 | 18,965 | -1,68% | 19,175 | 18,500 | 19,290 |
| 26/01/2018 | 19,290 | -1,33% | 19,620 | 19,080 | 19,550 |
| 25/01/2018 | 19,550 | -1,88% | 19,910 | 19,440 | 19,925 |
| 24/01/2018 | 19,925 | -1,31% | 20,130 | 19,880 | 20,190 |
| 23/01/2018 | 20,190 | -0,39% | 20,340 | 20,060 | 20,270 |
| 22/01/2018 | 20,270 | -0,49% | 20,370 | 20,210 | 20,370 |
| 19/01/2018 | 20,370 | -0,92% | 20,430 | 20,240 | 20,560 |
| 18/01/2018 | 20,560 | -0,34% | 20,610 | 20,430 | 20,630 |
| 17/01/2018 | 20,630 | -0,34% | 20,700 | 20,500 | 20,700 |
| 16/01/2018 | 20,700 | 0,68% | 20,830 | 20,500 | 20,560 |
| 15/01/2018 | 20,560 | 0,64% | 20,700 | 20,430 | 20,430 |
| 12/01/2018 | 20,430 | -0,44% | 20,600 | 20,310 | 20,520 |
| 11/01/2018 | 20,520 | 1,08% | 20,620 | 20,300 | 20,300 |
| 10/01/2018 | 20,300 | -0,98% | 20,580 | 20,210 | 20,500 |
| 09/01/2018 | 20,500 | -1,01% | 20,750 | 20,320 | 20,710 |
| 08/01/2018 | 20,710 | -0,24% | 20,870 | 20,550 | 20,760 |
| 05/01/2018 | 20,760 | 0,14% | 20,830 | 20,570 | 20,730 |
| 04/01/2018 | 20,730 | 2,17% | 20,730 | 20,220 | 20,290 |
| 03/01/2018 | 20,290 | 1,86% | 20,290 | 19,725 | 19,920 |
| 02/01/2018 | 19,920 | 3,48% | 19,955 | 19,300 | 19,250 |
