Holdings of Portolan Capital Management, LLC
125 declared positions · as of Mar 31, 2026
Original filing · Ten largest lines: 32.9 % of the equity sleeve
Sector breakdown
- Health care 6.6 %
- Technology 3.3 %
- Consumer discretionary 0.9 %
- Communication 0.9 %
- Consumer staples 0.6 %
- Unattributed 87.6 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
- USD 100.0 %
The quoted currency of each line, as declared.
Country breakdown
- US 96.4 %
- NL 1.9 %
- FI 1.2 %
- AU 0.3 %
- KY 0.0 %
Shares computed on the equity sleeve.
| Country | Lines | Value | Share |
|---|---|---|---|
| US | 121 | 1.5B $ | 96.44 % |
| NL | 1 | 29.9M $ | 1.94 % |
| FI | 1 | 19.2M $ | 1.25 % |
| AU | 1 | 5.2M $ | 0.34 % |
| KY | 1 | 615.7K $ | 0.04 % |
Positions
| Company | Shares | Value | Weight |
|---|---|---|---|
| Exzeo Group Inc | 209,885 | 3.1M $ | |
| Oshkosh Corp | 18,185 | 2.7M $ | |
| Applied Optoelectronics Inc | 29,833 | 2.5M $ | |
| Amplitude Inc | 359,593 | 2.5M $ | |
| Tapestry Inc | 17,038 | 2.4M $ | |
| Natera Inc | 11,418 | 2.3M $ | |
| Ultra Clean Holdings Inc | 33,700 | 2.1M $ | |
| SandRidge Energy Inc | 123,591 | 2M $ | |
| Fulgent Genetics Inc | 106,642 | 1.7M $ | |
| Kosmos Energy Ltd | 602,542 | 1.7M $ | |
| Alphabet Inc | 5,710 | 1.6M $ | |
| Solaris Energy Infrastructure Inc | 27,930 | 1.6M $ | |
| RadNet Inc | 23,728 | 1.3M $ | |
| Planet Labs PBC | 47,288 | 1.3M $ | |
| Guardant Health Inc | 14,155 | 1.3M $ | |
| Casella Waste Systems Inc | 15,100 | 1.2M $ | |
| Dana Inc | 34,237 | 1.2M $ | |
| Tecogen Inc | 443,555 | 1.1M $ | |
| TransMedics Group Inc | 10,688 | 1.1M $ | |
| Everus Construction Group Inc | 8,725 | 1M $ | |
| L3Harris Technologies Inc | 2,157 | 744.5K $ | |
| GDS Holdings Ltd | 15,281 | 615.7K $ | |
| Domo Inc | 197,104 | 603.1K $ | |
| Lincoln Educational Services Corp | 14,007 | 569.8K $ | |
| Amplify Energy Corp | 74,120 | 462.5K $ |