Mereo BioPharma Group plc
MREO- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001719714
No open-market purchases or sales by Mereo BioPharma Group plc insiders were filed in the last 90 days; 60 institutions reported holding it in 13F filings for Q2 2026, worth $18.0M in total; no superinvestor holds it.
13F holders, Q4 2022
Institutional positions in Mereo BioPharma Group plc as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 61
- −2 vs. Q3 2022
- Shares held
- 61.6M
- −6.42M (−9.4%) vs. Q3 2022
- Total value
- $46.2M
- −$12.4M (−21.2%) vs. Q3 2022
- New holders
- 6
- 15 more added
- Sold out
- 8
- 14 more reduced
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MREO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 60 | $18.0M |
| Q1 2026 | 63 | $24.9M |
| Q4 2025 | 70 | $25.8M |
| Q3 2025 | 84 | $206.7M |
| Q2 2025 | 86 | $267.8M |
| Q1 2025 | 90 | $250.3M |
| Q4 2024 | 91 | $403.1M |
| Q3 2024 | 77 | $434.8M |
| Q2 2024 | 79 | $361.9M |
| Q1 2024 | 80 | $277.3M |
| Q4 2023 | 64 | $181.4M |
| Q3 2023 | 56 | $90.4M |
| Q2 2023 | 53 | $84.3M |
| Q1 2023 | 58 | $43.0M |
| Q4 2022 | 61 | $46.2M |
| Q3 2022 | 63 | $58.5M |
| Q2 2022 | 64 | $82.7M |
| Q1 2022 | 60 | $99.9M |
| Q4 2021 | 73 | $145.7M |
| Q3 2021 | 63 | $212.2M |
| Q2 2021 | 72 | $284.4M |
| Q1 2021 | 67 | $304.5M |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Mereo BioPharma Group plc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 30 | $0 | 0.00% | −215−87.8% | Reduced |
| Rockefeller Capital Management L.P. | 358 | $0 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 13 | $10 | 0.00% | 00.0% | Unchanged |
| Plante Moran Financial Advisors, LLC | 48 | $36 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 230 | $173 | 0.00% | −500−68.5% | Reduced |
| New England Capital Financial Advisors LLC | 300 | $291 | 0.00% | +300 | New |
| BNP Paribas Arbitrage, SA | 561 | $421 | 0.00% | +24+4.5% | Added |
| Sit Investment Associates Inc | 970 | $1.00K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 1,500 | $1.13K | 0.00% | +1,500 | New |
| Citigroup Inc | 1,547 | $1.16K | 0.00% | −17,368−91.8% | Reduced |
| SRS Capital Advisors, Inc. | 4,000 | $3.00K | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 4,000 | $3.00K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 6,190 | $4.00K | 0.00% | +4,328+232.4% | Added |
| CSS LLC | 10,735 | $8.05K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 13,100 | $9.82K | 0.00% | −38,825−74.8% | Reduced |
| Tower Research Capital LLC (TRC) | 15,129 | $11.0K | 0.00% | +2,562+20.4% | Added |
| TCWP LLC | 19,000 | $14.3K | 0.00% | +9,000+90.0% | Added |
| Virtu Financial LLC | 19,745 | $15.0K | 0.00% | −14,135−41.7% | Reduced |
| Level Four Advisory Services, LLC | 20,000 | $15.0K | 0.00% | 00.0% | Unchanged |
| Oppenheimer & Co Inc | 24,000 | $18.0K | 0.00% | −2,000−7.7% | Reduced |
| Centiva Capital, LP | 25,000 | $18.8K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 25,820 | $19.4K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 27,449 | $20.6K | 0.00% | −121,642−81.6% | Reduced |
| Envestnet Asset Management Inc | 37,367 | $28.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 45,074 | $33.8K | 0.00% | −16,814−27.2% | Reduced |
| HSBC Holdings PLC | 58,217 | $43.1K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 58,000 | $44.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 67,530 | $50.6K | 0.00% | +34,805+106.4% | Added |
| Gsa Capital Partners LLP | 72,740 | $55.0K | 0.01% | +72,740 | New |
| Forefront Analytics, LLC | 73,500 | $55.1K | 0.03% | −39,300−34.8% | Reduced |
| Clear Harbor Asset Management, LLC | 84,000 | $63.0K | 0.01% | −61,000−42.1% | Reduced |
| Geode Capital Management, LLC | 96,630 | $72.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 145,259 | $77.0K | 0.00% | +132,757+1,061.9% | Added |
| 683 Capital Management, LLC | 125,000 | $93.8K | 0.01% | +125,000 | New |
| UBS Group AG | 128,541 | $96.4K | 0.00% | −38,964−23.3% | Reduced |
| Ergoteles LLC | 132,784 | $99.6K | 0.00% | +132,784 | New |
| Schonfeld Strategic Advisors LLC | 156,000 | $117.0K | 0.00% | +4,600+3.0% | Added |
| Barclays PLC | 166,641 | $125.0K | 0.00% | +127,171+322.2% | Added |
| Privium Fund Management (UK) Ltd | 177,200 | $132.9K | 0.10% | 00.0% | Unchanged |
| Jane Street Group, LLC | 192,962 | $144.7K | 0.00% | +19,176+11.0% | Added |
| Formidable Asset Management, LLC | 288,080 | $216.0K | 0.05% | +6,262+2.2% | Added |
| Primecap Management Co | 297,230 | $222.9K | 0.00% | −17,530−5.6% | Reduced |
| J. Goldman & Co LP | 310,500 | $232.9K | 0.02% | 00.0% | Unchanged |
| Toroso Investments, LLC | 313,128 | $235.0K | 0.01% | +31,310+11.1% | Added |
| Octagon Capital Advisors LP | 1,000,000 | $750.0K | 0.12% | 00.0% | Unchanged |
| DAFNA Capital Management LLC | 1,096,513 | $822.4K | 0.23% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 1,257,369 | $943.0K | 0.00% | +23,755+1.9% | Added |
| Millennium Management LLC | 1,311,349 | $984.0K | 0.00% | +57,738+4.6% | Added |
| Artal Group S.A. | 1,500,000 | $1.13M | 0.06% | 00.0% | Unchanged |
| Tekla Capital Management LLC | 1,551,082 | $1.16M | 0.04% | 00.0% | Unchanged |
| Monaco Asset Management SAM | 2,049,661 | $1.54M | 0.55% | +1,863,005+998.1% | Added |
| Clearline Capital LP | 2,052,709 | $1.54M | 0.28% | −1,904,426−48.1% | Reduced |
| Alkeon Capital Management LLC | 2,135,600 | $1.60M | 0.01% | 00.0% | Unchanged |
| Tejara Capital Ltd | 2,188,606 | $1.64M | 0.95% | +2,188,606 | New |
| Boxer Capital, LLC | 2,250,000 | $1.69M | 0.09% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 2,294,766 | $1.72M | 0.00% | +1,585,640+223.6% | Added |
| Citadel Advisors LLC | 3,062,332 | $2.30M | 0.00% | −13,555−0.4% | Reduced |
| Rock Springs Capital Management LP | 6,244,897 | $4.68M | 0.11% | 00.0% | Unchanged |
| Suvretta Capital Management, LLC | 7,364,438 | $5.52M | 0.23% | 00.0% | Unchanged |
| Rubric Capital Management LP | 10,366,120 | $7.77M | 0.34% | 00.0% | Unchanged |
| OrbiMed Advisors LLC | 10,605,522 | $7.95M | 0.15% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −9,829,354−100.0% | Sold out |
| BlackRock Inc. | 0 | $0 | 0.00% | −657,182−100.0% | Sold out |
| MYDA Advisors LLC | 0 | $0 | 0.00% | −21,502−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −19,211−100.0% | Sold out |
| Resources Investment Advisors, LLC. | 0 | $0 | 0.00% | −19,362−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −10,043−100.0% | Sold out |
| China Universal Asset Management Co., Ltd. | 0 | $0 | 0.00% | −1,095−100.0% | Sold out |
| Axiom Investment Management LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |