18 MAY 2026, THE BIGGEST WINNERS TODAY AND WHY ?
# Biggest Small-Cap Winners Today |Stock|Move|Why it’s moving| |:-|:-|:-| |SBFM|\+445%|Massive speculative momentum and retail trader volume. Extremely low-float biotech names are getting squeezed hard. | |biotech/healthcare small caps with unusual volume.||| |AIM|\+147%|Traders reacting to biotech speculation and short-squeeze activity. | …