| Symbol | Name | Country | Exchange |
|---|---|---|---|
| ACFN | Acorn Energy | US | OTC |
| KRKNF | Kraken Sonar Inc. | US | OTC |
| PNG | Kraken Sonar Inc. | CA | TSXV |
| NORBT | Norbit ASA | NO | OL |
| 300810 | Beijing Zhongkehaixun Digital S T | CN | SHE |
| FNOEF | Furuno Electric Co., Ltd. | US | US |
| 2KQ | Kraken Robotics Inc | DE | F |
| PNG | Kraken Robotics Inc | CA | V |