diff --git a/Market-Manipulation/Failures-to-Deliver/2021-4-30-FTD-Volume-in-Shorted-Stocks-have-Clear-Cycles.md b/Market-Manipulation/Failures-to-Deliver/2021-04-30-FTD-Volume-in-Shorted-Stocks-have-Clear-Cycles.md
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rename from Market-Manipulation/Failures-to-Deliver/2021-4-30-FTD-Volume-in-Shorted-Stocks-have-Clear-Cycles.md
rename to Market-Manipulation/Failures-to-Deliver/2021-04-30-FTD-Volume-in-Shorted-Stocks-have-Clear-Cycles.md