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Mirum Pharmaceuticals, Inc. (MIRM) short interest & options flow

NASDAQ

Mirum Pharmaceuticals reports Q2 results after the bell today with short sellers retreating but options traders hedging into the print. Short interest is elevated but moving in the right direction for longs. At 13.5% of the free float, the bearish overhang is real — yet that figure has dropped about 11% over the past month, with the most recent reading down another 3.4% in a single…

$82.24+2.62% 1d-4.44% 1w-10.44% 1mClose: 19 Oct 2026

Short interest % of float: High
Cost to borrow: Low
Availability
Put / call ratio

Market cap: $5.34B
Next earnings: 2 Nov 2026

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Key data as of 20 Oct 2026

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