目前共有 15 家機構持有 PULM，以下依持股市值由高至低排序。
| 主要持有機構 | 總市值 | 平均佔比 |
|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | US$14.1萬 | 0.00% |
| BlackRock, Inc. | US$7.1萬 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | US$5.8萬 | 0.00% |
| VANGUARD CAPITAL MANAGEMENT LLC | US$4.3萬 | 0.00% |
| SBI Securities Co., Ltd. | US$3.9萬 | 0.00% |
| VANGUARD FIDUCIARY TRUST CO | US$1.9萬 | 0.00% |
| JANE STREET GROUP, LLC | US$1.9萬 | 0.00% |
| STATE STREET CORP | US$1.8萬 | 0.00% |
| XTX Topco Ltd | US$1.8萬 | 0.00% |
| Tower Research Capital LLC (TRC) | US$267.0 | 0.00% |
| UBS Group AG | US$30.0 | 0.00% |
| Farther Finance Advisors, LLC | US$9.0 | 0.00% |
| Allworth Financial LP | US$4.0 | 0.00% |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | US$1.0 | 0.00% |
| ROYAL BANK OF CANADA | US$0.0 | 0.00% |