Eterna Therapeutics (ERNA) had the highest return on May 15 by a micro-cap US stock, returning 48%.

ASSET	DATE	% RETURN
Eterna Therapeutics (ERNA)	5/15/2026	47.99%
Quantum Cyber (QUCY)	5/15/2026	40.59%
Fanhua (AIFU)	5/15/2026	37.5%
Zenta (ZTG)	5/15/2026	36.49%
SKK (SKK)	5/15/2026	36.29%
GCT Semiconductor (GCTS)	5/15/2026	35.56%
Trio-Tech International Common Stock (TRT)	5/15/2026	34.56%
Lottery (SEGG)	5/15/2026	31.69%
JIADE LIMITED Common stock (JDZG)	5/15/2026	29.24%
Heritage Distilling (IPST)	5/15/2026	24.07%
Vuzix Corp Cmn Stk (VUZI)	5/15/2026	23.97%
XORTX Therapeutics (XRTX)	5/15/2026	23.92%
LZ Technology Holdings Limited Class B Ordinary Shares (LZMH)	5/15/2026	23.17%
Green Circle Decarbonize Technology (GCDT)	5/15/2026	22.73%
CytoMed Therapeutics Limited Ordinary Shares (GDTC)	5/15/2026	22.11%
Broadwind Energy (BWEN)	5/15/2026	21.51%
Traws Pharma (TRAW)	5/15/2026	21.29%
Focus Universal (FCUV)	5/15/2026	20.77%
Texxon (NPT)	5/15/2026	19.35%
Hyperscale Data (GPUS)	5/15/2026	18.6%
Zhibao Technology Inc Class A Ordinary Shares (ZBAO)	5/15/2026	18.48%
Sidus Space (SIDU)	5/15/2026	18.29%
Getty Images (GETY)	5/15/2026	18.22%
51Talk Online Education (COE)	5/15/2026	17.06%
Calidi Biotherapeutics (CLDI)	5/15/2026	16.25%

Micro-cap stocks are treated as having a market cap of <= $300M.