| 421 |  NATEN | NATUREL ENERJI | ₺7,12 | +88,36% | 12:40:01 |
| 422 |  NETAS | NETAS TELEKOM. | ₺67,15 | +1,84% | 12:40:01 |
| 423 |  NETCD | NETCAD YAZILIM | ₺158,50 | −1,57% | 12:40:01 |
| 424 |  NIBAS | NIGBAS NIGDE BETON | ₺5,05 | −29,67% | 12:40:01 |
| 425 |  NPTLR | NUROL PORTFOY TLREF BYF | ₺46,99 | +0,00% | 12:40:00 |
| 426 |  NTGAZ | NATURELGAZ | ₺12,68 | +1,28% | 12:40:01 |
| 427 |  NTHOL | NET HOLDING | ₺37,56 | −0,29% | 12:40:01 |
| 428 |  NUGYO | NUROL GMYO | ₺9,88 | −49.500,00% | 12:40:01 |
| 429 |  NUHCM | NUH CIMENTO | ₺225,00 | +0,71% | 12:40:01 |
| 430 |  OBAMS | OBA MAKARNACILIK | ₺7,96 | −21,73% | 12:40:01 |
| 431 |  OBASE | OBASE BILGISAYAR | ₺38,74 | +4,67% | 12:40:01 |
| 432 |  ODAS | ODAS ELEKTRIK | ₺7,44 | +54,36% | 12:40:01 |
| 433 |  ODINE | ODINE TEKNOLOJI | ₺1.264,00 | +0,09% | 12:40:01 |
| 434 |  OFSYM | OFIS YEM GIDA | ₺58,35 | −2,67% | 12:40:01 |
| 435 |  ONCSM | ONCOSEM ONKOLOJIK SISTEMLER | ₺294,25 | −1,47% | 12:40:01 |
| 436 |  ONRYT | ONUR TEKNOLOJI | ₺78,50 | +5,33% | 12:40:01 |
| 437 |  OPK30 | OSMANLI PORTFOY KATILIM 30 ENDEKS HSY BYF | ₺71,66 | −1,70% | 12:40:00 |
| 438 |  OPT25 | OSMANLI PORTFOY BIST TEMETTU 25 ENDEKS HSY BYF | ₺50,24 | −2,07% | 12:40:00 |
| 439 |  OPTGY | OSMANLI PORTFOY KAR PAYI ODEYEN BIST GYO HSY BYF | ₺166,75 | +0,60% | 12:40:00 |
| 440 |  OPTLR | OSMANLI P BIST TLREF(TL) END BYF | ₺58,14 | +0,12% | 12:40:00 |
| 441 |  OPX30 | OSMANLI PORTFOY BIST 30 HSY BYF | ₺81,88 | −1,42% | 12:40:00 |
| 442 |  ORCAY | ORCAY ORTAKOY CAY SANAYI | ₺4,81 | +54,17% | 12:40:00 |
| 443 |  ORGE | ORGE ENERJI ELEKTRIK | ₺102,00 | −1,67% | 12:40:01 |
| 444 |  ORMA | ORMA ORMAN MAHSULLERI | ₺230,20 | +0,04% | 12:40:01 |
| 445 |  OSMEN | OSMANLI MENKUL | ₺7,52 | +3,72% | 12:40:01 |
| 446 |  OSTIM | OSTIM ENDUSTRIYEL YAT | ₺2,70 | +125,00% | 12:40:01 |
| 447 |  OTKAR | OTOKAR | ₺369,00 | +0,15% | 12:40:01 |
| 448 |  OTTO | OTTO HOLDING | ₺230,00 | −0,56% | 12:40:01 |
| 449 |  OYAKC | OYAK CIMENTO | ₺20,82 | −5,58% | 12:40:01 |
| 450 |  OYAYO | OYAK YAT. ORT. | ₺54,10 | +7,64% | 12:40:00 |
