TransMedics (TMDX) had the highest return in November 2023 by a mid-cap US stock, returning 103.5%.

ASSET	MONTH	% RETURN
TransMedics (TMDX)	November 2023	103.5%
Oscar Health (OSCR)	November 2023	67.32%
Lemonade (LMND)	November 2023	60.78%
Telecom Argentina SA ADR (TEO)	November 2023	60.39%
VinFast Auto Ltd Ordinary Shares (VFS)	November 2023	58.83%
Gap (GAP)	November 2023	57.66%
StoneCo (STNE)	November 2023	57.42%
Banco Macro SA B ADR (BMA)	November 2023	54.79%
Madrigal Pharmaceuticals (MDGL)	November 2023	53.82%
Crispr Therapeutics (CRSP)	November 2023	53.58%
Twist Bioscience (TWST)	November 2023	53.09%
Avidity Biosciences (RNA)	November 2023	51.06%
Shift4 Payments (FOUR)	November 2023	49.35%
Hims Hers Health (HIMS)	November 2023	48.91%
Companhia Siderurgica Nacional ADR (SID)	November 2023	48.63%
CleanSpark (CLSK)	November 2023	48.57%
Arcellx (ACLX)	November 2023	47.76%
Ast Spacemobile (ASTS)	November 2023	46.97%
DigitalOcean (DOCN)	November 2023	46.42%
TAL Education (TAL)	November 2023	45.7%
Rhythm Pharmaceuticals (RYTM)	November 2023	45.16%
PagSeguro Digital (PAGS)	November 2023	43.39%
BBVA Banco Frances SA ADR (BBAR)	November 2023	42.6%
Surgery Partners (SGRY)	November 2023	42.27%
Silicon Laboratories (SLAB)	November 2023	40.31%

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