Nisan 2011 Erbosan Erciyas Boru Sanayi ve Ticaret A.S. fiyatları
| Tarih | Açılış | Yüksek | Düşük | Kapanış | Değişim |
|---|---|---|---|---|---|
| 29.04.2011 | 6,7599 | 6,9426 | 6,6033 | 6,7599 | %-2,26 |
| 28.04.2011 | 6,9165 | 7,0731 | 6,8643 | 6,9165 | %1,53 |
| 27.04.2011 | 6,8121 | 6,9687 | 6,3684 | 6,8121 | %-0,76 |
| 26.04.2011 | 6,8643 | 7,6212 | 6,6816 | 6,8643 | %-6,07 |
| 25.04.2011 | 7,3080 | 7,4907 | 6,9687 | 7,3080 | %6,46 |
| 22.04.2011 | 6,8643 | 6,9426 | 6,4598 | 6,8643 | %6,05 |
| 21.04.2011 | 6,4728 | 6,6294 | 6,4467 | 6,4728 | %-1,59 |
| 20.04.2011 | 6,5772 | 6,8382 | 6,5250 | 6,5772 | %0,80 |
| 19.04.2011 | 6,5250 | 6,6424 | 6,3814 | 6,5250 | %5,49 |
| 18.04.2011 | 6,1857 | 6,4989 | 6,0813 | 6,1857 | %2,60 |
| 15.04.2011 | 6,0291 | 6,0944 | 6,0030 | 6,0291 | %0,22 |
| 14.04.2011 | 6,0160 | 6,1596 | 6,0030 | 6,0160 | %-1,50 |
| 13.04.2011 | 6,1074 | 6,3162 | 6,0813 | 6,1074 | %-0,85 |
| 12.04.2011 | 6,1596 | 6,3554 | 6,0422 | 6,1596 | %0,43 |
| 11.04.2011 | 6,1335 | 6,2901 | 5,9900 | 6,1335 | %3,30 |
| 08.04.2011 | 5,9378 | 6,1466 | 5,8594 | 5,9378 | %-1,94 |
| 07.04.2011 | 6,0552 | 6,2379 | 6,0030 | 6,0552 | %-1,28 |
| 06.04.2011 | 6,1335 | 6,2901 | 6,1204 | 6,1335 | %0,00 |
| 05.04.2011 | 6,1335 | 6,3814 | 5,8986 | 6,1335 | %2,62 |
| 04.04.2011 | 5,9769 | 6,0552 | 5,2852 | 5,9769 | %13,93 |
| 01.04.2011 | 5,2461 | 5,3244 | 5,2461 | 5,2461 | %-0,74 |