BIST 2025 Holidays
1 January — New Year's Day.
Eid al-Fitr (approx. 30 March–1 April 2025) — 3-day holiday. Early close at 13:00 on the eve.
23 April — National Sovereignty and Children's Day.
1 May — Labour and Solidarity Day.
19 May — Commemoration of Atatürk, Youth and Sports Day.
Eid al-Adha (approx. 6–9 June 2025) — 4-day holiday. Early close at 13:00 on the eve.
15 July — Democracy and National Unity Day.
29 October — Republic Day. Early close on 28 October afternoon.
NYSE & NASDAQ 2025 Holidays
1 Jan (New Year's), 20 Jan (MLK Day), 17 Feb (Presidents' Day), 18 Apr (Good Friday), 26 May (Memorial Day), 4 Jul (Independence Day), 1 Sep (Labor Day), 27 Nov (Thanksgiving), 25 Dec (Christmas).
Half-Day Trading Sessions
BIST closes at 13:00 on the eve of Eid al-Fitr and Eid al-Adha, and in the afternoon of 28 October (Republic Day eve).
NYSE has a 13:00 ET early close on the day before Thanksgiving and sometimes on Christmas Eve.