Faeth Therapeutics (FTH) had the highest return on March 31 by a small-cap US stock, returning 31.8%.

ASSET	DATE	% RETURN
Faeth Therapeutics (FTH)	3/31/2026	31.83%
BUUU (BUUU)	3/31/2026	21.43%
Vor Biopharma (VOR)	3/31/2026	19.89%
BTQ Technologies Corp Common Stock (BTQ)	3/31/2026	17.62%
SL Science Holding Limited Ordinary Shares (SLBT)	3/31/2026	17.27%
Kopin (KOPN)	3/31/2026	16.58%
Critical Metals Corp Ordinary Shares (CRML)	3/31/2026	15.57%
Tanzanian Royalty Exploration (TRX)	3/31/2026	15.38%
Falcon's Beyond Global, Inc Class A Common Stock (FBYD)	3/31/2026	15.2%
Cypherpunk Technologies (CYPH)	3/31/2026	14.88%
Blue Moon Metals (BMM)	3/31/2026	14.74%
Satellogic V (SATL)	3/31/2026	14.53%
Sagimet Biosciences Inc Series A Common Stock (SGMT)	3/31/2026	13.59%
Mineralys Therapeutics, Inc Common Stock (MLYS)	3/31/2026	12.55%
Ocular Therapeutix (OCUL)	3/31/2026	12.48%
Amprius Technologies (AMPX)	3/31/2026	12.33%
TMC the metals (TMC)	3/31/2026	12.26%
Tamboran Resources (TBN)	3/31/2026	12.16%
BigBearai (BBAI)	3/31/2026	12.1%
Idaho Strategic Resources (IDR)	3/31/2026	11.92%
SEALSQ (LAES)	3/31/2026	11.49%
Hycroft Mining (HYMC)	3/31/2026	11.39%
Kyverna Therapeutics, Inc Common Stock (KYTX)	3/31/2026	11.35%
Burford Capital (BUR)	3/31/2026	11.33%
Rapport Therapeutics, Inc Common Stock (RAPP)	3/31/2026	11.23%

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