MARKData & TrustMarket data 2026-10-20
Stale Valuation Marks#
BIST publishes a settlement closing price for each instrument in its daily valuation file (tfd).
For a bond that did not trade, this price is the price of its last trade.
Notes
The mark gets older until the next trade. This page shows how old the marks are.
Total marks
517
settlement closing prices of 2026-10-20
Fresh marks (same day)
48
9.3% of marks traded in the latest session
Marks over 30 days old
212
41.0% of marks
Marks over 90 days old
95
18.4% of marks
Mark Age Distribution#
- Shows
- The number of instruments in each age group of the valuation mark.
- Each bar
- One age group. Age is the number of days from the last trade to the latest session.
- Read it as
- Tall bars on the right mean that many prices are old.
- Limit
- The chart counts instruments in the valuation file. It does not weight them by size.
- Terms
- Total marks · Same day · Over 90 days
Stale TRY Marks Still Active — 31 to 180 Days#
These are TRY bonds that have not matured and whose last trade was 31 to 180 days ago. When one of them trades again, its mark changes to the new trade price.
Notes
The table shows the 25 oldest marks.
- Shows
- The 25 oldest marks among TRY bonds that have not matured and whose last trade was 31 to 180 days ago.
- Each row
- One bond. The mark price is the price of its last trade.
- Limit
- The table does not predict the new price. It shows only that the old mark may no longer match the market.
- Terms
- Mark price · Last trade · Mark age
| ISIN | Issuer | Type | Mark price | Last trade | Mark age, days | To maturity, days |
|---|---|---|---|---|---|---|
| TRFOSMK22718 | Osmanlı Yatırım Menkul Değerler A.Ş. | Finansman Bonosu / Commercial Paper | 111.000 | 2026-04-30 | 173 | 106 |
| TRSTHALE2716 | Türkiye Halk Bankası A.Ş. | Özel Sektör Tahvili / Private Sector Bond | 103.294 | 2026-05-04 | 169 | 367 |
| TRSTISB72712 | Türkiye İş Bankası A.Ş. | Özel Sektör Tahvili / Private Sector Bond | 100.924 | 2026-05-14 | 159 | 280 |
| TRSVKFB92719 | Türkiye Vakıflar Bankası T.A.O. | Özel Sektör Tahvili / Private Sector Bond | 106.059 | 2026-05-14 | 159 | 321 |
| TRFYEOT22714 | YEO Teknoloji Enerji Ve Endüstri A.Ş. | Finansman Bonosu (Yeşil Bono) / Commercial Paper (Green Bond) | 101.553 | 2026-05-20 | 153 | 104 |
| TRSISFNK2711 | İş Finansal Kiralama A.Ş. | Özel Sektör Tahvili / Private Sector Bond | 100.000 | 2026-05-22 | 151 | 395 |
| TRFDEKOK2628 | Deniz Eko Enerji Ve Geri Dönüşüm A.Ş. | Finansman Bonosu / Commercial Paper | 100.338 | 2026-06-04 | 138 | 38 |
| TRT031029T10 | Hazine / Turkish Treasury | Devlet Tahvili / Government Bond | 100.408 | 2026-06-05 | 137 | 1079 |
| TRSDVYS52713 | Dünya Varlık Yönetim A.Ş. | Özel Sektör Tahvili / Private Sector Bond | 104.381 | 2026-06-18 | 124 | 205 |
| TRT131130T14 | Hazine / Turkish Treasury | Devlet Tahvili / Government Bond | 52.711 | 2026-06-22 | 120 | 1485 |
| TRSAKYBE2625 | Aktif Yatırım Bankası A.Ş. | Özel Sektör Tahvili / Private Sector Bond | 100.750 | 2026-06-23 | 119 | 1 |
| TRPTMKGA2612 | Birleşik İpotek Finansmanı A.Ş. | VDMK / Asset-backed Sec. | 102.239 | 2026-06-25 | 117 | 70 |
| TRSVKFB92925 | Türkiye Vakıflar Bankası T.A.O. | Özel Sektör Tahvili / Private Sector Bond | 100.651 | 2026-06-25 | 117 | 1060 |
| TRDKTSKK2620 | KT Sukuk Varlık Kiralama A.Ş. | Özel Kira Sertifikası / Private Lease Cert. | 105.439 | 2026-06-29 | 113 | 16 |
| TRFBLLYE2626 | Bulls Yatırım Menkul Değerler A.Ş. | Finansman Bonosu / Commercial Paper | 106.637 | 2026-06-30 | 112 | 6 |
| TRT070933T13 | Hazine / Turkish Treasury | Devlet Tahvili / Government Bond | 215.317 | 2026-06-30 | 112 | 2514 |
| TRT180827T19 | Hazine / Turkish Treasury | Devlet Tahvili / Government Bond | 169.991 | 2026-06-30 | 112 | 302 |
| TRFBLLYK2610 | Bulls Yatırım Menkul Değerler A.Ş. | Finansman Bonosu / Commercial Paper | 104.568 | 2026-06-30 | 112 | 24 |
| TRPTMK2A2614 | Birleşik İpotek Finansmanı A.Ş. | VDMK / Asset-backed Sec. | 114.450 | 2026-07-09 | 103 | 59 |
| TRD020627T17 | Hazine / Turkish Treasury | Kamu Kira Sert. / Public Lease Cert. | 189.056 | 2026-07-10 | 102 | 225 |
| TRT020529T18 | Hazine / Turkish Treasury | Devlet Tahvili / Government Bond | 179.465 | 2026-07-16 | 96 | 925 |
| TRD150328T14 | Hazine / Turkish Treasury | Altına Dayalı Kira Sert. / Gold indexed Lease Cert. | 6,100.000 | 2026-07-17 | 95 | 512 |
| TRSOTKR12818 | Otokar Otomotiv Ve Savunma Sanayi A.Ş. | Özel Sektör Tahvili / Private Sector Bond | 100.000 | 2026-07-22 | 90 | 456 |
| TRDABVK43012 | Aktif Bank Sukuk Varlık Kiralama A.Ş. | Özel Kira Sertifikası / Private Lease Cert. | 126.438 | 2026-07-23 | 89 | 1283 |
| TRDATAVK2611 | Ata Varlık Kiralama A.Ş. | Özel Kira Sertifikası / Private Lease Cert. | 107.720 | 2026-07-23 | 89 | 28 |
Currency × Age Cross-Tab#
The table counts the marks of each currency by age group.
- Shows
- The number of marks by currency and by age group.
- Each row
- One currency.
- Each column
- One age group. The columns add up to the marks of the currency that have a last trade date.
- Terms
- Same day · Over 90 days
| Currency | Same day, count | 1 to 7 days, count | 8 to 30 days, count | 31 to 90 days, count | Over 90 days, count |
|---|---|---|---|---|---|
| EUR | 0 | 0 | 1 | 0 | 2 |
| TRY | 46 | 68 | 179 | 117 | 63 |
| USD | 2 | 5 | 4 | 0 | 30 |
Deep-Dormant — Top 15 (historical reference)#
These are the 15 oldest marks in the latest valuation file, in any currency.
- Shows
- The 15 oldest marks in the valuation file, in any currency.
- Each row
- One instrument. The file keeps instruments that have not traded for years.
- Terms
- Mark price · Last trade · Mark age
| ISIN | Currency | Mark price | Last trade | Mark age, days |
|---|---|---|---|---|
| US900123AL40 | USD | 137.950 | 2019-10-21 | 2556 |
| TRSTHAL62811 | TRY | 101.816 | 2020-02-17 | 2437 |
| US900123DC14 | USD | 94.077 | 2021-04-01 | 2028 |
| US900123BB58 | USD | 96.655 | 2021-12-21 | 1764 |
| US900123CG37 | USD | 78.158 | 2023-01-24 | 1365 |
| TRSGRANE2915 | TRY | 120.252 | 2023-09-25 | 1121 |
| TRSSKBK52818 | TRY | 99.833 | 2023-09-27 | 1119 |
| US900123DJ66 | USD | 104.717 | 2023-11-13 | 1072 |
| TRT041126T11 | TRY | 102.306 | 2024-01-02 | 1022 |
| TRSGRAN23013 | TRY | 103.010 | 2024-05-29 | 874 |
| US900123DA57 | USD | 95.897 | 2024-06-07 | 865 |
| TRT050527T17 | TRY | 102.898 | 2024-08-14 | 797 |
| US900123DK30 | USD | 107.407 | 2024-08-27 | 784 |
| US900123CT57 | USD | 108.105 | 2024-08-28 | 783 |
| US900123AY60 | USD | 100.240 | 2024-12-04 | 685 |