Mereo BioPharma Group plc (NASDAQ:MREO) is held by 70 institutional investors per 13F filings through December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| Rubric Capital Management LP | 31 Mar, 2026 | 15,307,347 | 0 | 0.00% | $5,051,425.00 |
| Rubric Capital Management LP | 31 Mar, 2026 | 15,307,347 | 0 | 0.00% | $6,378,572.00 |
| 683 Capital Management, LLC | 31 Mar, 2026 | 15,025,000 | 10,150,000 | 208.21% | $6,260,917.00 |
| EcoR1 Capital, LLC | 31 Mar, 2026 | 13,368,855 | 5,512,389 | 70.16% | $4,411,722.00 |
| 683 Capital Management, LLC | 31 Mar, 2026 | 12,000,000 | -3,025,000 | -20.13% | $3,960,000.00 |
| Bank Of America Corp /De/ | 31 Mar, 2026 | 8,195,287 | 8,169,795 | 32,048.47% | $2,704,445.00 |
| EcoR1 Capital, LLC | 31 Mar, 2026 | 7,856,466 | 7,856,466 | 0.00% | $3,273,789.00 |
| Defilade Capital Management, L.P. | 31 Mar, 2026 | 7,558,756 | 7,558,756 | 0.00% | $2,494,389.00 |
| Newtyn Management, LLC | 31 Mar, 2026 | 7,079,056 | 6,854,434 | 3,051.54% | $2,336,088.00 |
| Schonfeld Strategic Advisors LLC | 31 Mar, 2026 | 6,090,381 | 4,357,657 | 251.49% | $2,537,860.00 |
| MILLENNIUM MANAGEMENT LLC | 31 Mar, 2026 | 3,559,103 | 3,475,457 | 4,154.96% | $1,174,504.00 |
| Tejara Capital Ltd | 31 Mar, 2026 | 2,159,681 | 252,837 | 13.26% | $899,939.00 |
| Tejara Capital Ltd | 31 Mar, 2026 | 2,037,520 | -122,161 | -5.66% | $672,382.00 |
| Logos Global Management LP | 31 Mar, 2026 | 1,850,000 | 1,350,000 | 270.00% | $770,895.00 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 31 Mar, 2026 | 1,763,666 | -143,109 | -7.51% | $735,449.00 |
| Monaco Asset Management SAM | 31 Mar, 2026 | 1,585,214 | 639,299 | 67.59% | $660,559.00 |
| UBS Group AG | 31 Mar, 2026 | 1,558,931 | 588,264 | 60.60% | $650,074.00 |
| UBS Group AG | 31 Mar, 2026 | 1,490,128 | -68,803 | -4.41% | $491,742.00 |
| BALYASNY ASSET MANAGEMENT L.P. | 31 Mar, 2026 | 1,280,275 | 1,280,275 | 0.00% | $533,491.00 |
| Morgan Stanley | 31 Mar, 2026 | 1,273,785 | -2,072,562 | -61.94% | $530,787.00 |