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Compare · ARM vs ATOM

ARM vs ATOM

Side-by-side comparison of Arm Holdings plc (ARM) and Atomera Incorporated (ATOM): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both ARM and ATOM operate in Semiconductors (Technology), so they compete in similar markets.
  • ARM is the larger of the two at $327.12B, about 1053.5x ATOM ($310.5M).
  • Over the past year, ARM is up 119.1% and ATOM is up 28.3% - ARM leads by 90.8 points.
  • ARM has been more active in the news (28 items in the past 4 weeks vs 5 for ATOM).
  • ARM has more recent analyst coverage (25 ratings vs 0 for ATOM).
PerformanceARM+119.09%ATOM+28.26%
2025-06-11+0.00%2026-06-10
MetricARMATOM
Company
Arm Holdings plc
Atomera Incorporated
Price
$308.75-4.86%
$8.01-0.87%
Market cap
$327.12B
$310.5M
1M return
+44.51%
-3.49%
1Y return
+119.09%
+28.26%
Industry
Semiconductors
Semiconductors
Exchange
NASDAQ
NASDAQ
IPO
2023
2016
News (4w)
28
5
Recent ratings
25
0
ATOM

Atomera Incorporated

Atomera Incorporated develops, commercializes, and licenses proprietary materials, processes, and technologies for the semiconductor industry in North America, Europe, and the Asia Pacific. The company's lead technology is the Mears Silicon Technology, a thin film of reengineered silicon that can be applied as a transistor channel enhancement to CMOS-type transistors. Its customers include foundries, integrated device manufacturers, fabless semiconductor manufacturers, original equipment manufacturers, and electronic design automation companies. The company was formerly known as Mears Technologies, Inc. and changed its name to Atomera Incorporated in January 2016. Atomera Incorporated was incorporated in 2001 and is headquartered in Los Gatos, California.

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