best performing stocks feb to march 2026 mid or large cap

AXT (AXTI) had the highest return between February 1, 2026 and March 31, 2026 by a US stock with a market cap of $2B+, returning 211.5%.

ASSETDATE% RETURN
AXT (AXTI)
2/1/2026 - 3/31/2026
211.45%
Applied Opt (AAOI)
2/1/2026 - 3/31/2026
101.36%
Nektar Therapeutics (NKTR)
2/1/2026 - 3/31/2026
92.95%
Sasol (SSL)
2/1/2026 - 3/31/2026
88.65%
Veradermics (MANE)
2/1/2026 - 3/31/2026
85.74%
Tango Therapeutics (TNGX)
2/1/2026 - 3/31/2026
80.03%
Valaris (VAL)
2/1/2026 - 3/31/2026
75.38%
Acadia Healthcare (ACHC)
2/1/2026 - 3/31/2026
74.68%
Lumentum (LITE)
2/1/2026 - 3/31/2026
73.31%
Par Pacific (PARR)
2/1/2026 - 3/31/2026
72.56%
LyondellBasell Industries (LYB)
2/1/2026 - 3/31/2026
67.46%
APA (APA)
2/1/2026 - 3/31/2026
67.28%
SM Energy (SM)
2/1/2026 - 3/31/2026
67%
Kodiak Sciences (KOD)
2/1/2026 - 3/31/2026
65.31%
SolarEdge Technologies (SEDG)
2/1/2026 - 3/31/2026
64.73%
Equinor ASA ADR (EQNR)
2/1/2026 - 3/31/2026
64.28%
Calumet Specialty Products Partners (CLMT)
2/1/2026 - 3/31/2026
62.96%
Delek US Energy (DK)
2/1/2026 - 3/31/2026
59.54%
Spyre Therapeutics (SYRE)
2/1/2026 - 3/31/2026
58.82%
Dianthus Therapeutics (DNTH)
2/1/2026 - 3/31/2026
57.6%
Palvella Therapeutics (PVLA)
2/1/2026 - 3/31/2026
57.23%
Ciena (CIEN)
2/1/2026 - 3/31/2026
56.59%
Pulse Biosciences (PLSE)
2/1/2026 - 3/31/2026
56.56%
DigitalOcean (DOCN)
2/1/2026 - 3/31/2026
56.19%
CVR Energy (CVI)
2/1/2026 - 3/31/2026
55.76%