Which hedge funds own MREO? MEREO BIOPHARMA GROUP PLC, Q2 2026 13F holders
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4 of the hedge funds tracked by WhaleCreep disclosed a position in MREO (MEREO BIOPHARMA GROUP PLC) in their Q2 2026 13F filings, worth $5.1m in total. The largest holder by portfolio weight is Rubric Capital Management at 0.0% of its book. 1 manager opened a new position this quarter: Citadel Advisors. 1 exited: Millennium Management.
4tracked managers holding
1opened this quarter
1exited this quarter
Which hedge funds hold MREO? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Rubric Capital Management | Q2 2026 | 0.0% | $4.9m | 15,307,347 | 0% | held |
| Citadel Advisors | Q2 2026 | 0.0% | $141.1k | 444,158 | – | new |
| Marshall Wace | Q2 2026 | 0.0% | $57.6k | 179,884 | -74% | reduced |
| Renaissance Technologies LLC | Q2 2026 | 0.0% | $16.6k | 52,100 | 8% | added |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Millennium Management | 0.0% | $1.2m |
How has hedge fund ownership of MREO changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 4 | $5.1m |
| Q1 2026 | 4 | $6.5m |
| Q4 2025 | 2 | $6.5m |
| Q3 2025 | 3 | $40.4m |
| Q2 2025 | 4 | $58.4m |
| Q1 2025 | 5 | $50.3m |
| Q4 2024 | 4 | $76.3m |
| Q3 2024 | 3 | $87.6m |
| Q2 2024 | 4 | $78.6m |
| Q1 2024 | 6 | $76.4m |
| Q4 2023 | 4 | $62.3m |
| Q3 2023 | 4 | $31.5m |
| Q2 2023 | 4 | $32.3m |
| Q1 2023 | 4 | $14.9m |
| Q4 2022 | 4 | $15.8m |
| Q3 2022 | 5 | $26.6m |
Counts every tracked manager that disclosed MREO in that quarter's filing, including managers that have since stopped filing.