| Rank | Name | Market Cap | Price | Today | Price (30 days) | Country | |
|---|---|---|---|---|---|---|---|
 | 1 |  | $2.70 B | $8.73 | 0.11% | 🇮🇸 Iceland | |
| 2 |  | $2.24 B | $5.08 | 0.00% | 🇮🇸 Iceland | |
| 3 |  | $1.96 B | $1.42 | 0.86% | 🇮🇸 Iceland | |
| 4 |  | $1.83 B | $0.98 | 0.42% | 🇮🇸 Iceland | |
| 5 |  | $1.08 B | $0.59 | 1.06% | 🇮🇸 Iceland | |
| 6 |  | $1.00 B | $0.89 | 0.91% | 🇮🇸 Iceland | |
| 7 |  | $0.91 B | $0.47 | 0.44% | 🇮🇸 Iceland | |
| 8 |  | $0.75 B | $2.40 | 0.68% | 🇮🇸 Iceland | |
| 9 |  | $0.70 B | $0.15 | 0.28% | 🇮🇸 Iceland | |
| 10 |  | $0.66 B | $0.95 | 0.00% | 🇮🇸 Iceland | |
| 11 |  | $0.59 B | $0.96 | 1.68% | 🇮🇸 Iceland | |
| 12 |  | $0.58 B | $0.38 | 0.00% | 🇮🇸 Iceland | |
| 13 |  | $0.54 B | $0.31 | 0.00% | 🇮🇸 Iceland | |
| 14 |  | $0.50 B | $3.07 | 0.00% | 🇮🇸 Iceland | |
| 15 |  | $0.42 B | $0.01042 | 7.63% | 🇮🇸 Iceland | |
| 16 |  | $0.42 B | $0.15 | 0.00% | 🇮🇸 Iceland | |
| 17 |  | $0.38 B | $0.11 | 2.14% | 🇮🇸 Iceland | |
|
|
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| 18 |  | $0.35 B | $2.87 | 0.00% | 🇮🇸 Iceland | |
| 19 |  | $0.31 B | $10.15 | 2.71% | 🇮🇸 Iceland | |
| 20 |  | $0.26 B | $0.14 | 0.29% | 🇮🇸 Iceland | |
| 21 |  | $0.25 B | $0.10 | 1.92% | 🇮🇸 Iceland | |
| 22 |  | $0.23 B | $0.12 | 0.00% | 🇮🇸 Iceland | |
| 23 |  | $0.21 B | $0.20 | 0.83% | 🇮🇸 Iceland | |
| 24 |  | $0.15 B | $4.81 | 0.41% | 🇮🇸 Iceland | |
| 25 |  | $0.14 B | $0.03989 | 0.21% | 🇮🇸 Iceland | |
| 26 |  | $0.12 B | $0.04103 | 0.00% | 🇮🇸 Iceland | |
| 27 |  | $62.59 M | $0.25 | 6.21% | 🇮🇸 Iceland | |
| 28 |  | $14.2 M | $0.006155 | 7.41% | 🇮🇸 Iceland | |
| 29 |  | $13.13 M | $0.02462 | 0.00% | 🇮🇸 Iceland | |
| 30 |  | $8.82 M | $0.01231 | 0.00% | 🇮🇸 Iceland | |
This is the list of the largest companies in Iceland by market capitalization. Only the top companies with headquarters in Iceland are shown in this list.