best performing mid cap stocks q2 2025

Regencell Bioscience (RGC) had the highest return in Q2 2025 by a mid-cap US stock, returning 1,885.6%.

ASSETQUARTER% RETURN
Regencell Bioscience (RGC)
Q2 2025
1,885.55%
American Bitcoin (ABTC)
Q2 2025
421.3%
Anbio Biotechnology Class A Ordinary Shares (NNNN)
Q2 2025
315.49%
TMC the metals (TMC)
Q2 2025
268.72%
Dave (DAVE)
Q2 2025
223.54%
Centrus Energy (LEU)
Q2 2025
183.3%
Nuscale Power (SMR)
Q2 2025
168.2%
Sharplink Gaming (SBET)
Q2 2025
143.38%
BigBearai (BBAI)
Q2 2025
134.14%
Quantum Computing  (QUBT)
Q2 2025
133.78%
Cidara Therapeutics (CDTX)
Q2 2025
127.72%
Avis Budget (CAR)
Q2 2025
121.07%
Magnite (MGNI)
Q2 2025
114.78%
Cipher Mining (CIFR)
Q2 2025
106.93%
GRAIL, LLC (GRAL)
Q2 2025
103.32%
Tutor Perini (TPC)
Q2 2025
102.86%
TransMedics (TMDX)
Q2 2025
102.04%
TTM Technologies (TTMI)
Q2 2025
100.39%
ELF Beauty (ELF)
Q2 2025
93.2%
D-Wave Quantum (QBTS)
Q2 2025
84.97%
Par Pacific (PARR)
Q2 2025
84.88%
Planet Labs PBC (PL)
Q2 2025
81.55%
Applied Digital (APLD)
Q2 2025
79.18%
IES (IESC)
Q2 2025
78.61%
Five Below (FIVE)
Q2 2025
74.02%
Mid-cap stocks are treated as having a market cap between $2B and $10B.