best performing mid cap in last 1 week

AXT (AXTI) has had the highest return between February 19, 2026 and February 26, 2026 by a mid-cap US stock, returning 78.1%.

ASSETDATE% RETURN
AXT (AXTI)
2/19/2026 - 2/26/2026
78.13%
Arcellx (ACLX)
2/19/2026 - 2/26/2026
67.04%
Clear Secure (YOU)
2/19/2026 - 2/26/2026
39.59%
Celldex Therapeutics (CLDX)
2/19/2026 - 2/26/2026
34.76%
Applied Opt (AAOI)
2/19/2026 - 2/26/2026
34.38%
Sprott (SII)
2/19/2026 - 2/26/2026
32.46%
CAVA (CAVA)
2/19/2026 - 2/26/2026
28.38%
B2Gold (BTG)
2/19/2026 - 2/26/2026
28.1%
Vicor (VICR)
2/19/2026 - 2/26/2026
27.98%
Everus Construction (ECG)
2/19/2026 - 2/26/2026
27.76%
Fermi (FRMI)
2/19/2026 - 2/26/2026
27.74%
LG Display (LPL)
2/19/2026 - 2/26/2026
27.38%
Fortuna Silver Mines (FSM)
2/19/2026 - 2/26/2026
26.75%
SolarEdge Technologies (SEDG)
2/19/2026 - 2/26/2026
25.58%
Ultra Clean (UCTT)
2/19/2026 - 2/26/2026
24.16%
Aura Minerals Inc Common Shares (AUGO)
2/19/2026 - 2/26/2026
23.95%
Silvercorp Metals (SVM)
2/19/2026 - 2/26/2026
22.37%
Hycroft Mining (HYMC)
2/19/2026 - 2/26/2026
22.04%
Americas Silver (USAS)
2/19/2026 - 2/26/2026
20.7%
Spyre Therapeutics (SYRE)
2/19/2026 - 2/26/2026
19.69%
Legence Corp Class A Common stock (LGN)
2/19/2026 - 2/26/2026
19.55%
Terawulf (WULF)
2/19/2026 - 2/26/2026
19.47%
Viavi Solutions (VIAV)
2/19/2026 - 2/26/2026
18.79%
Ringcentral (RNG)
2/19/2026 - 2/26/2026
18.49%
Photronics (PLAB)
2/19/2026 - 2/26/2026
17.57%
Mid-cap stocks are treated as having a market cap between $2B and $10B.