Applied Opt (AAOI) had the highest return on April 2 by a mid-cap US stock, returning 27.3%.

ASSET	DATE	% RETURN
Applied Opt (AAOI)	4/2/2026	27.34%
ViaSat (VSAT)	4/2/2026	24.46%
Intuitive Machines (LUNR)	4/2/2026	24.24%
Aehr Test Systems (AEHR)	4/2/2026	22.33%
Planet Labs PBC (PL)	4/2/2026	21.88%
Firefly Aerospace Inc Common Stock (FLY)	4/2/2026	19.48%
Relay Therapeutics (RLAY)	4/2/2026	19.43%
Telesat (TSAT)	4/2/2026	19.38%
AXT (AXTI)	4/2/2026	18.69%
Infleqtion (INFQ)	4/2/2026	17.05%
VinFast Auto Ltd Ordinary Shares (VFS)	4/2/2026	13.5%
Iridium Communications (IRDM)	4/2/2026	13%
Ondas (ONDS)	4/2/2026	12.74%
USA Rare Earth (USAR)	4/2/2026	12.31%
Redwire (RDW)	4/2/2026	12.1%
Avis Budget (CAR)	4/2/2026	12.01%
Veradermics (MANE)	4/2/2026	11.62%
MDA Space (MDA)	4/2/2026	11.33%
Liberty Global PLC Class B (LBTYB)	4/2/2026	11.32%
Structure Therapeutics Inc American Depositary Shares (GPCR)	4/2/2026	10.75%
Ouster, Inc Common Stock (OUST)	4/2/2026	10.65%
Rigetti Computing (RGTI)	4/2/2026	10.09%
Plug Power (PLUG)	4/2/2026	10.05%
AMC Entertainment (AMC)	4/2/2026	9.8%
nLIGHT (LASR)	4/2/2026	9.63%

Mid-cap stocks are treated as having a market cap between $2B and $10B.