best performing large cap stocks january 2026 to september 2026

Sandisk (SNDK) has had the highest return between January 1, 2026 and September 30, 2026 by a large-cap US stock, returning 526.5%.

ASSETDATE% RETURN
Sandisk (SNDK)
1/1/2026 - 9/30/2026
526.52%
Moderna (MRNA)
1/1/2026 - 9/30/2026
381.96%
Dell Technologies (DELL)
1/1/2026 - 9/30/2026
327.17%
Micron Technology (MU)
1/1/2026 - 9/30/2026
214.48%
Corcept Therapeutics (CORT)
1/1/2026 - 9/30/2026
209.9%
Bloom Energy (BE)
1/1/2026 - 9/30/2026
186.35%
United Microelectronics (UMC)
1/1/2026 - 9/30/2026
180.13%
Seagate Technology (STX)
1/1/2026 - 9/30/2026
174.39%
Frontline (FRO)
1/1/2026 - 9/30/2026
161.88%
Intel (INTC)
1/1/2026 - 9/30/2026
157.19%
Marvell Technology (MRVL)
1/1/2026 - 9/30/2026
155.97%
Marathon Petroleum (MPC)
1/1/2026 - 9/30/2026
155.21%
Revolution Medicines (RVMD)
1/1/2026 - 9/30/2026
155.15%
HF Sinclair (DINO)
1/1/2026 - 9/30/2026
149.74%
Valero Energy (VLO)
1/1/2026 - 9/30/2026
146.81%
DigitalOcean (DOCN)
1/1/2026 - 9/30/2026
142.29%
Nebius (NBIS)
1/1/2026 - 9/30/2026
138.4%
Western Digital (WDC)
1/1/2026 - 9/30/2026
132.73%
Hewlett Packard Enterprise (HPE)
1/1/2026 - 9/30/2026
132.31%
Advanced Micro Devices (AMD)
1/1/2026 - 9/30/2026
130.33%
ASE Industrial Holding Co Ltd ADR (ASX)
1/1/2026 - 9/30/2026
124.92%
Oscar Health (OSCR)
1/1/2026 - 9/30/2026
124.5%
Lumentum (LITE)
1/1/2026 - 9/30/2026
121.14%
Okta (OKTA)
1/1/2026 - 9/30/2026
118.53%
Fortinet (FTNT)
1/1/2026 - 9/30/2026
115.54%
Large-cap stocks are treated as having a market cap of $10B+.