MIT License

Copyright (c) 2026 Armin

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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### INSPIRATION & ACKNOWLEDGEMENTS

This development is inspired by and incorporates concepts from the following open-source libraries:
1. **yfinance** (https://github.com/ranaroussi/yfinance) - Licensed under the Apache License, Version 2.0 (http://www.apache.org/licenses/LICENSE-2.0). Used as direct inspiration for historical stock price downloading and data formatting.
2. **pytickersymbols** (https://github.com/0x8b/pytickersymbols) - Licensed under the MIT License. Used as direct inspiration for constituent tracking and index mapping capabilities.
3. **yahoo-fin** (https://github.com/israel-dryer/yahoo-fin) - Licensed under the MIT License. Used as inspiration for raw scraping interfaces and symbol directory retrieval concepts.

We respect and express gratitude to the authors of these libraries.

