best performing sandp 500 stock 2026

Sandisk (SNDK) has had the highest return this year by a US stock in the S&P 500 (GSPC), returning 643.4%.

ASSETYEAR% RETURN
Sandisk (SNDK)
2026
643.43%
Moderna (MRNA)
2026
510.49%
Dell Technologies (DELL)
2026
332.13%
Micron Technology (MU)
2026
263.4%
Seagate Technology (STX)
2026
228.45%
Intel (INTC)
2026
224.6%
Bloom Energy (BE)
2026
203.84%
Marvell Technology (MRVL)
2026
201.23%
Advanced Micro Devices (AMD)
2026
180.77%
Western Digital (WDC)
2026
167.6%
Hewlett Packard Enterprise (HPE)
2026
159.78%
Lumentum (LITE)
2026
146.98%
Marathon Petroleum (MPC)
2026
141.26%
Valero Energy (VLO)
2026
133.63%
Fortinet (FTNT)
2026
123.51%
Crowdstrike (CRWD)
2026
121.51%
Palo Alto Networks (PANW)
2026
112.81%
Phillips 66 (PSX)
2026
102.98%
Teradyne (TER)
2026
95.49%
Illumina (ILMN)
2026
94.46%
NetApp (NTAP)
2026
83.87%
Datadog (DDOG)
2026
83.23%
Flex (FLEX)
2026
82.78%
APA (APA)
2026
81.95%
Applied Materials (AMAT)
2026
78.25%