Seaport Therapeutics, Inc Common Stock (SPTX) had the highest return on July 8 by a small-cap US stock, returning 17%.

ASSET	DATE	% RETURN
Seaport Therapeutics, Inc Common Stock (SPTX)	7/8/2026	17.01%
Faeth Therapeutics (FTH)	7/8/2026	13.95%
Kura Sushi USA (KRUS)	7/8/2026	13.31%
WhiteFiber, Inc Ordinary Shares (WYFI)	7/8/2026	12.35%
Arteris (AIP)	7/8/2026	11.23%
Mobia Medical, Inc Common Stock (MOBI)	7/8/2026	11.1%
Bright Minds Biosciences (DRUG)	7/8/2026	10.15%
Compass Pathways (CMPS)	7/8/2026	9.34%
SharonAI Holdings, Inc Class A Common Stock (SHAZ)	7/8/2026	9.27%
Hongli Group Inc Ordinary Shares (HLP)	7/8/2026	9.23%
Alight (ALIT)	7/8/2026	8.87%
GrafTech International (EAF)	7/8/2026	8.85%
Voyager Technologies (VOYG)	7/8/2026	8.84%
Zura Bio Limited - Class A Ordinary shares (ZURA)	7/8/2026	8.28%
Hemab Therapeutics Holdings, Inc Common Stock (COAG)	7/8/2026	7.96%
REalloys (ALOY)	7/8/2026	7.95%
T1 Energy (TE)	7/8/2026	7.85%
HighPeak Energy (HPK)	7/8/2026	7.83%
Ambiq Micro (AMBQ)	7/8/2026	7.75%
Cogent Communications (CCOI)	7/8/2026	7.67%
NioCorp Developments Ltd Common Stock (NB)	7/8/2026	7.6%
Alpha and Omega Semiconductor (AOSL)	7/8/2026	7.6%
indie Semiconductor (INDI)	7/8/2026	7.37%
Prime Medicine, Inc Common Stock (PRME)	7/8/2026	7.19%
Quantum (QMCO)	7/8/2026	7.18%

Small-cap stocks are treated as having a market cap between $300M and $2B.