$ALGN
stock+ Make pickLast price
$172.89
Today
▲ 2.21%
Open
$171.41
Day range
$171.00 – $175.48
Volume
904K
52-wk range
$122.00 – $200.44
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