Short Interest Chart

View Short Interest for ALRTF.
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Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00

Historical Short Interest Data

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Date % of Float Short % of SO Short Days to Cover Short Interest
Sep 22, 2025 -- -- -- --
Sep 19, 2025 -- -- -- --
Sep 18, 2025 -- -- -- --
Sep 17, 2025 -- -- -- --
Sep 16, 2025 -- -- -- --
May 30, 2025 -- -- -- --
May 26, 2025 -- -- -- --
May 23, 2025 -- -- -- --
May 22, 2025 -- -- -- --
May 21, 2025 -- -- -- --
Apr 11, 2025 -- -- -- --
Apr 10, 2025 -- -- -- --
Mar 24, 2025 -- -- -- --
Mar 03, 2025 -- -- -- --

Short Interest Definition

The number of shares that have been sold short but have yet to be covered or closed out.

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Short Interest Range, Past 5 Years

View Short Interest Range, Past 5 Years
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Minimum
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Maximum
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Average
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Median