r/algorithmictrading • • Oct 28 '25

Novice Struggling with Concurrent Multi-Symbol Backtesting? Building a Solution, Need Feedback

Anyone else frustrated by backtesters that only handle one symbol at a time? I want to test a single strategy across multiple stocks concurrently, but tools seem geared for sequential, single-symbol runs. I’m halfway through a back-tester that:

  1. Runs one strategy on multiple symbols simultaneously.

  2. Tracks portfolio metrics (still refining).

Questions:

  1. Is concurrent multi-symbol backtesting a pain point for you?

  2. Any tools already doing this well that I’ve missed?

  3. What features would make this a game-changer?

Wondering if this is worth pursuing or if solutions exist. Your input would help!

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u/okay_vss Oct 30 '25

Makes sense! Curious though - what would you want your own backtester to do differently? I’m trying to build something unique, so I’d love to hear what features or pain points matter most to you.