best performing mid cap last 3 days

POET Technologies (POET) has had the highest return between May 12, 2026 and May 15, 2026 by a mid-cap US stock, returning 50.8%.

ASSETDATE% RETURN
POET Technologies (POET)
5/12/2026 - 5/15/2026
50.78%
Fermi (FRMI)
5/12/2026 - 5/15/2026
40.38%
Terns Pharmaceuticals (TERN)
5/12/2026 - 5/15/2026
33.33%
Ouster, Inc Common Stock (OUST)
5/12/2026 - 5/15/2026
32.05%
Enphase Energy (ENPH)
5/12/2026 - 5/15/2026
29.4%
Lumen Technologies (LUMN)
5/12/2026 - 5/15/2026
26.1%
Nexa Resources (NEXA)
5/12/2026 - 5/15/2026
24.68%
SolarEdge Technologies (SEDG)
5/12/2026 - 5/15/2026
23.05%
LG Display (LPL)
5/12/2026 - 5/15/2026
22.81%
Ondas (ONDS)
5/12/2026 - 5/15/2026
21.39%
Braskem SA Class A (BAK)
5/12/2026 - 5/15/2026
19.81%
Redwire (RDW)
5/12/2026 - 5/15/2026
18.56%
Nanobiotix (NBTX)
5/12/2026 - 5/15/2026
18.07%
Penguin Solutions (PENG)
5/12/2026 - 5/15/2026
17.1%
Copa (CPA)
5/12/2026 - 5/15/2026
16.6%
Legend Biotech  (LEGN)
5/12/2026 - 5/15/2026
16.12%
Intuitive Machines (LUNR)
5/12/2026 - 5/15/2026
16.03%
PLGO (PLGO)
5/12/2026 - 5/15/2026
15.85%
Babcock & Wilcox Enterprises (BW)
5/12/2026 - 5/15/2026
15.01%
Firefly Aerospace Inc Common Stock (FLY)
5/12/2026 - 5/15/2026
14.66%
Corcept Therapeutics (CORT)
5/12/2026 - 5/15/2026
13.98%
Karman (KRMN)
5/12/2026 - 5/15/2026
13.75%
Klarna (KLAR)
5/12/2026 - 5/15/2026
13.59%
Universal Technical Institute (UTI)
5/12/2026 - 5/15/2026
13.33%
Mobileye Global Inc Class A Common Stock (MBLY)
5/12/2026 - 5/15/2026
13.07%
Mid-cap stocks are treated as having a market cap between $2B and $10B.