$MUU
stock+ Make pickLast price
$26.96
Today
▲ 12.36%
Open
$25.95
Day range
$25.69 – $27.41
Volume
23.5M
52-wk range
$0.89 – $62.64
Fails-to-deliver = shares that weren't delivered to settle a trade by the due date. Persistent spikes are a classic short-squeeze / illiquidity tell the degen crowd watches.
source: SEC fails-to-deliver data · free · updated twice monthly (~3–4 wk lag)
source: FINRA OTC Transparency (ATS + non-ATS) · free · weekly, ~2–4 wk lag