| TARİH | ORAN | BEDELLİ | BEDELSİZ | TEMETTÜ | SERMAYE AZALTIMI |
| 15.11.2021 | 1.21 | 30.00 | 0 | 0 | 0 |
| 14.05.2019 | 1.11 | 50.00 | 0 | 0 | 0 |
| 30.11.2010 | 1.05 | 26.58 | 0 | 0 | 0 |
Doğusan Boru Sanayi Ve Ticaret Anonim Şirketi; Portland çimento, asbestli çimento boru ve agreganın yanı sıra Seraper markası altında pazarlanan renkli beton çatı ve yer karoları üreten Türkiye merkezli bir imalat şirketidir.
Doğusan Boru, Borsa İstanbul’da BIST TAŞ, TOPRAK / BIST SINAİ / BIST ANA / BIST KOBI SANAYİ / BIST TÜM-100 endekslerine dahildir. Borsa İstanbul’da “DOGUB” kodu ile işlem görmektedir.
| Tarih | Açılış | Yüksek | Düşük | Kapanış | Hacim Lot | Hacim TL | Ağırlıklı Ortalama |
| 23.10.2026 | 12.00 | 13.75 | 11.60 | 13.75 | 603,487 | 7,778,947 | 12.89 |
| 22.10.2026 | 12.49 | 13.60 | 12.49 | 12.50 | 417,433 | 5,393,234 | 12.92 |
| 21.10.2026 | 15.10 | 15.15 | 13.77 | 13.87 | 414,914 | 5,876,012 | 14.16 |
| 20.10.2026 | 15.57 | 16.09 | 15.00 | 15.30 | 389,687 | 6,052,618 | 15.53 |
| 19.10.2026 | 16.92 | 17.13 | 16.13 | 16.20 | 412,702 | 6,836,821 | 16.57 |
| 16.10.2026 | 16.12 | 17.93 | 15.04 | 17.40 | 499,507 | 7,904,698 | 15.83 |
| 15.10.2026 | 17.01 | 17.29 | 16.00 | 16.37 | 449,369 | 7,397,063 | 16.46 |
| 14.10.2026 | 17.50 | 18.49 | 17.00 | 17.00 | 431,867 | 7,619,861 | 17.64 |
| 13.10.2026 | 19.00 | 19.05 | 17.74 | 17.80 | 573,782 | 10,526,605 | 18.35 |
| 12.10.2026 | 20.28 | 20.30 | 19.13 | 19.20 | 640,537 | 12,563,493 | 19.61 |
| 09.10.2026 | 19.81 | 21.46 | 19.10 | 20.28 | 828,846 | 16,978,081 | 20.48 |
| 08.10.2026 | 18.00 | 19.81 | 17.52 | 19.81 | 848,101 | 16,128,337 | 19.02 |
| 07.10.2026 | 18.33 | 18.83 | 17.87 | 18.01 | 384,097 | 7,015,148 | 18.26 |
| 06.10.2026 | 18.00 | 19.38 | 17.46 | 18.72 | 697,187 | 13,045,763 | 18.71 |
| 05.10.2026 | 18.47 | 19.17 | 17.94 | 18.00 | 800,294 | 14,729,411 | 18.41 |
| 02.10.2026 | 18.62 | 19.78 | 18.62 | 18.87 | 1,530,311 | 29,048,363 | 18.98 |
| 01.10.2026 | 17.85 | 21.28 | 17.42 | 20.68 | 1,241,938 | 23,621,661 | 19.02 |
| 30.09.2026 | 20.58 | 20.78 | 19.35 | 19.35 | 418,170 | 8,230,422 | 19.68 |
| 29.09.2026 | 20.88 | 23.18 | 20.88 | 21.50 | 1,008,178 | 21,746,399 | 21.57 |
| 28.09.2026 | 23.18 | 23.18 | 23.18 | 23.18 | 157,502 | 3,650,896 | 23.18 |
| 25.09.2026 | 25.74 | 25.74 | 25.74 | 25.74 | 117,026 | 3,012,249 | 25.74 |
| 24.09.2026 | 28.60 | 28.60 | 28.60 | 28.60 | 65,265 | 1,866,579 | 28.60 |
| 23.09.2026 | 31.76 | 38.06 | 31.76 | 31.76 | 1,010,635 | 33,340,849 | 32.99 |
| 22.09.2026 | 35.28 | 35.28 | 35.28 | 35.28 | 27,275 | 962,262 | 35.28 |
| 21.09.2026 | 39.18 | 39.18 | 39.18 | 39.18 | 31,819 | 1,246,668 | 39.18 |
| 18.09.2026 | 43.52 | 43.52 | 43.52 | 43.52 | 48,815 | 2,124,429 | 43.52 |
| 17.09.2026 | 50.00 | 50.00 | 48.34 | 48.34 | 221,752 | 10,748,985 | 48.47 |
| 16.09.2026 | 56.10 | 58.75 | 53.30 | 53.70 | 389,744 | 21,410,587 | 54.94 |
| 15.09.2026 | 61.95 | 63.00 | 57.90 | 57.90 | 463,639 | 27,911,068 | 60.20 |
| 14.09.2026 | 63.90 | 64.50 | 60.75 | 61.50 | 448,383 | 28,084,918 | 62.64 |
| 11.09.2026 | 64.50 | 66.60 | 63.00 | 63.65 | 806,127 | 52,321,673 | 64.91 |
| 10.09.2026 | 63.90 | 66.35 | 63.20 | 63.50 | 513,476 | 33,154,118 | 64.57 |
| 09.09.2026 | 63.50 | 65.60 | 61.30 | 64.60 | 549,233 | 34,524,786 | 62.86 |
| 08.09.2026 | 67.00 | 68.20 | 63.60 | 63.70 | 508,601 | 33,275,729 | 65.43 |
| 07.09.2026 | 63.50 | 71.70 | 62.00 | 68.60 | 704,980 | 48,226,977 | 68.41 |
| 04.09.2026 | 60.10 | 69.30 | 60.10 | 66.30 | 580,708 | 38,877,820 | 66.95 |
| 03.09.2026 | 65.90 | 65.90 | 62.05 | 63.00 | 362,890 | 23,119,722 | 63.71 |
| 02.09.2026 | 70.20 | 70.75 | 63.70 | 66.95 | 677,259 | 46,315,711 | 68.39 |
| 01.09.2026 | 60.00 | 67.30 | 60.00 | 67.30 | 431,052 | 28,496,848 | 66.11 |
| 31.08.2026 | 65.50 | 65.50 | 60.20 | 61.20 | 408,669 | 25,737,156 | 62.98 |
| 28.08.2026 | 68.50 | 68.85 | 64.95 | 65.65 | 422,244 | 28,072,048 | 66.48 |
| 27.08.2026 | 67.20 | 71.00 | 67.00 | 69.05 | 325,331 | 22,422,138 | 68.92 |
| 26.08.2026 | 70.40 | 73.00 | 67.40 | 69.45 | 305,619 | 21,129,886 | 69.14 |
| 25.08.2026 | 73.50 | 73.50 | 69.15 | 70.40 | 331,731 | 23,660,714 | 71.33 |
| 24.08.2026 | 75.75 | 75.75 | 73.50 | 73.50 | 256,969 | 19,075,066 | 74.23 |