$EFX
stock+ Make pickLast price
$174.06
Today
▼ 0.03%
Open
$172.79
Day range
$172.23 – $174.93
Volume
111K
52-wk range
$150.75 – $271.84
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