Compare · ARM vs SELX
ARM vs SELX
Side-by-side comparison of Arm Holdings plc (ARM) and Semilux International Ltd. (SELX): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both ARM and SELX operate in Semiconductors (Technology), so they compete in similar markets.
- ARM is the larger of the two at $433.84B, about 29431.4x SELX ($14.7M).
- Over the past year, ARM is up 147.6% and SELX is down 77.6% - ARM leads by 225.3 points.
- ARM has hit the wire 4 times in the past 4 weeks while SELX has been quiet.
- ARM has more recent analyst coverage (25 ratings vs 0 for SELX).
PerformanceARM+149.70%SELX-77.63%
2025-07-09+0.00%2026-06-23
- Company
- Arm Holdings plc
- Semilux International Ltd.
- Price
- $369.55-9.40%
- $0.34-24.34%
- Market cap
- $433.84B
- $14.7M
- 1M return
- +23.96%
- -13.56%
- 1Y return
- +147.62%
- -77.63%
- Industry
- Semiconductors
- Semiconductors
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 2023
- News (4w)
- 4
- 0
- Recent ratings
- 25
- 0
Latest ARM
- Arm Holdings plc downgraded by New Street
- Chief Accounting Officer Bartels Laura Kathleen sold $4,439,866 worth of Ordinary Shares (11,306 units at $392.70), decreasing direct ownership by 48% to 12,135 units (SEC Form 4)
- Chief Commercial Officer Abbey William sold $2,644,252 worth of Ordinary Shares (6,566 units at $402.72), decreasing direct ownership by 24% to 20,563 units (SEC Form 4)
- Chief Commercial Officer Abbey William sold $1,444,002 worth of Ordinary Shares (4,200 units at $343.81), decreasing direct ownership by 13% to 27,129 units (SEC Form 4)
- Chief Commercial Officer Abbey William sold $703,386 worth of Ordinary Shares (2,300 units at $305.82), decreasing direct ownership by 7% to 31,329 units (SEC Form 4)
- SEC Form SD filed by Arm Holdings plc
- SEC Form IRANNOTICE filed by Arm Holdings plc
- SEC Form 20-F filed by Arm Holdings plc
- Chief Commercial Officer Abbey William sold $1,336,125 worth of Ordinary Shares (4,655 units at $287.03), decreasing direct ownership by 12% to 33,629 units (SEC Form 4)
- Chief People Officer Eaton Charlotte Claire sold $2,263,520 worth of Ordinary Shares (7,805 units at $290.01), closing all direct ownership in the company (SEC Form 4)
Latest SELX
- SEC Form 6-K filed by Semilux International Ltd.
- SemiLux International Ltd. Announces Receipt of Nasdaq Staff Determination Letter and Intention to Request Hearing
- Amendment: SEC Form SCHEDULE 13G/A filed by Semilux International Ltd.
- SEC Form 6-K filed by Semilux International Ltd.
- SEC Form 6-K filed by Semilux International Ltd.
- SEC Form SCHEDULE 13G filed by Semilux International Ltd.
- Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard.
- SEC Form 6-K filed by Semilux International Ltd.
- SEC Form 6-K filed by Semilux International Ltd.
- SEC Form 6-K filed by Semilux International Ltd.