4.12 🌈

What’s Changed

• Fix/xshg 2026 calendar (#524) @cabbagecabbage
• XBOM: Add 2026 holidays (#528) @w3stling
• Update the documentation with the new release version (#533) @w3stling
• XTAE: Refactor holiday methods (#532) @w3stling
• XSAU: Add 2026 holidays (#534) @w3stling
• XTAE: New schedule - transition to Monday-Friday trading (#525) @w3stling
• Update dev container (#530) @w3stling
• XBKK: 2026 trading calendar (#529) @w3stling
• XKRX: 2026 trading calendar (#527) @w3stling
• XSES: 2026 trading calendar (#526) @w3stling

4.11.3 🌈

What’s Changed

• XTAI: Add missing holidays (#516) @w3stling
• XTKS: Update Vernal Equinox and Autumnal Equinox holidays (#515) @w3stling
• Add Ljubljana stock exchange (#512) @w3stling
• Add Bratislava stock exchange (#514) @w3stling
• Add Belgrade stock exchange (#513) @w3stling
• Fix test_testbase_integrity test following pytest upgrade. (#510) @maread99

4.11.2 🌈

What’s Changed

Calendar Updates

• Update XBOM (#502) @maread99

Development

• Migrate to uv (#505) @maread99
• Migrate to Ruff for formatting and linting (#497) @maread99

Test Changes

• Fix TestXLITExchangeCalendar (#502) @maread99

4.11.1 🌈

What’s Changed

• Refactor Orthodox Easter related holidays (#494) @w3stling
• Add Zagreb stock exchange (#493) @w3stling
• Add Cyprus stock exchange (#491) @w3stling
• XLIM: Add missing holidays (#489) @w3stling
• XSGO: Add missing holidays (#490) @w3stling
• Add Bermuda stock exchange (#492) @w3stling

4.11 🌈

What’s Changed

• Use np.intp for 32-bit compatibility (#410) (#485) @EdwardBetts
• BVMF: force open on November 20, 2020 (#484) @DStalkerBR
• Add Tallinn stock exchange (#482) @w3stling
• Add Riga stock exchange (#483) @w3stling
• Add Vilnius stock exchange (#481) @w3stling
• XKLS: Update holiday Hari Raya Haji to June 7, 2025 (#478) @w3stling

4.10.1 🌈

What’s Changed

Thank you to all contributors, not least @w3stling for the various calendar updates.

Calendar Updates

• XPHS: Add missing holidays (#466) @w3stling
• XIDX: Add missing holidays (#468) @w3stling
• XKAR: Add missing holidays (#470) @w3stling
• XBOM: Add special trading session on Saturday, January 20, 2024 (#471) @w3stling
• XBOM Add 2024-11-20 election holiday (#474) @npezolano
• XKRX: Presidential election 3 June 2025 (#475) @w3stling
• XPHS: Local elections 12 May 2025 (#476) @w3stling

Fixes

• Date type alias takes datetime.date (#472) @dennisylyung

Maintenance

• Use Python tzdata in tests (#461) @w3stling
• Return true bools, not numpy ints, etc. (#460) @herebebeasties
• Update dependencies (#477) (#469) @maread99

4.10 🌈

What’s Changed

• AIXK: Add missing holidays (#459) @w3stling
• XSAU: 2025 trading calendar (#458) @w3stling
• Bump actions/cache from 4.2.0 to 4.2.2 (#456) @dependabot[bot]
• XKLS: Add missing holidays for 2025 (#454) @w3stling
• XTAI: Add missing holidays and typhoon dates (#453) @w3stling

4.9 🌈

What’s Changed

• XBKK: Add missing holidays (#450) @w3stling
• XSHG: 2025 trading calendar (#449) @w3stling
• XMAD: Early close from 2024 (#448) @w3stling

4.8 🌈

What’s Changed

Note

exchange_calendars now supports Python 3.13

New Calendar

Big thank you to @w3stling for contributing XLUX for the Luxembourg Stock Exchange! (#446) @w3stling

Calendar Updates

• XKRX: January 27th, 2025 temporary public holiday (#441) @w3stling

Fixes

• Fix XSAU bound_max error msg (#445) @maread99

Maintenance

• Bump max Python version to 3.13 (#443) @maread99
• Update dependencies / update test dates (#442) @maread99

4.7 🌈

What’s Changed

• XBOM: 2025 trading calendar (#438) @w3stling
• Add Jimmy Carter Day of Mourning (#439) @w3stling

Maintenance

• Bump actions/cache from 4.1.2 to 4.2.0 (#437) @dependabot