Vicor Corporation (VICR, US) is a USA company in the Power Supply segment of the AI compute value chain. As of October 04, 2026, its market cap is $14.2 billion ($14.2B), ranking #121 of 244 companies overall and #5 of 12 in the Power Supply segment (3.1% of the segment, 0.06% of the chain). Over the past year the stock gained 532.0% (52-week range 48.56 – 379.78 USD).
| Company | Vicor Corporation（Vicor） |
|---|---|
| Ticker | VICR · US |
| Segment | Power Supply |
| Headquarters | USA |
| Market cap | $14.2B（$14.2 billion） |
| Close | 308.90 USD (October 04, 2026) |
| Today | +0.10% |
| 30 days | +48.77% |
| 1 year | +531.96% |
| 52-wk high / low | 379.78 / 48.56 USD |
| Share of segment | 3.1% (Power Supply: 12 companies) |
| Share of chain | 0.06% (244 companies combined) |
| Segment leader | Eaton ($169.4B) |
| Revenue (TTM) | $474.0 million |
|---|---|
| Net income (TTM) | $145.3 million |
| Employees | 1,092 |
| P/E ratio (TTM) | 99.2 |
| P/B ratio | 17.07 |
| Gross margin | 56.6% |
| Net margin | 30.6% |
| Basis | TTM (source: StockAnalysis, 2026-10-05 07:49) |
| # | Company | Market | Market cap |
|---|---|---|---|
| 1 | Eaton ETN | US | $169.4B |
| 2 | Delta Electronics 2308.TW | TW | $153.7B |
| 3 | Monolithic Power Systems MPWR | US | $70.8B |
| 4 | Lite-On Technology 2301.TW | TW | $20.5B |
| 5 | Vicor Corporation VICR | US | $14.2B |
| 6 | Megmeet Electrical 002851 | SZ | $10.1B |
| 7 | Honor Electronic 300870 | SZ | $4.0B |
| 8 | Kehua Data 002335 | SZ | $3.4B |
| 9 | Zhongheng Electric 002364 | SZ | $2.7B |
| 10 | East Group 300376 | SZ | $1.4B |