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, Q2 2023
Institutional positions in Mereo BioPharma Group plc as of Jun 30, 2023. 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
- 53
- −5 vs. Q1 2023
- Shares held
- 64.5M
- +3.71M (+6.1%) vs. Q1 2023
- Total value
- $84.3M
- +$41.3M (+96.0%) vs. Q1 2023
- New holders
- 6
- 9 more added
- Sold out
- 11
- 21 more reduced
Compare with Q1 2023: 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, Q2 2023
Shares, value and share of portfolio for each institution holding Mereo BioPharma Group plc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 14 | $0 | 0.00% | −15−51.7% | Reduced |
| Bank of America Corp | 1 | $1 | 0.00% | −21,182−100.0% | Reduced |
| BNP Paribas Arbitrage, SA | 3 | $4 | 0.00% | −558−99.5% | Reduced |
| US Bancorp | 13 | $17 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 38 | $50 | 0.00% | −189,969−100.0% | Reduced |
| Plante Moran Financial Advisors, LLC | 48 | $63 | 0.00% | 00.0% | Unchanged |
| New England Capital Financial Advisors LLC | 300 | $396 | 0.00% | 00.0% | Unchanged |
| Sit Investment Associates Inc | 970 | $1.00K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 1,500 | $1.98K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 2,491 | $3.29K | 0.00% | −93,666−97.4% | Reduced |
| Rhumbline Advisers | 3,258 | $4.30K | 0.00% | +3,258 | New |
| SRS Capital Advisors, Inc. | 4,000 | $5.28K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 5,230 | $6.90K | 0.00% | +5,001+2,183.8% | Added |
| Morgan Stanley | 9,019 | $11.9K | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 9,500 | $12.5K | 0.01% | +2,500+35.7% | Added |
| Oppenheimer & Co Inc | 14,000 | $18.5K | 0.00% | −10,000−41.7% | Reduced |
| Golden State Equity Partners | 14,400 | $19.0K | 0.01% | 00.0% | Unchanged |
| Jane Street Group, LLC | 18,746 | $24.7K | 0.00% | −72,347−79.4% | Reduced |
| Level Four Advisory Services, LLC | 20,000 | $26.4K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 25,000 | $33.0K | 0.00% | 00.0% | Unchanged |
| PFG Investments, LLC | 31,500 | $41.6K | 0.01% | −16,000−33.7% | Reduced |
| Resources Investment Advisors, LLC. | 39,062 | $51.6K | 0.00% | +17,100+77.9% | Added |
| Clear Harbor Asset Management, LLC | 56,754 | $74.9K | 0.01% | −24,000−29.7% | Reduced |
| HSBC Holdings PLC | 58,217 | $76.8K | 0.00% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 74,727 | $98.6K | 0.00% | +74,727 | New |
| Forefront Analytics, LLC | 82,749 | $109.2K | 0.06% | −951−1.1% | Reduced |
| Geode Capital Management, LLC | 96,630 | $127.6K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 130,500 | $172.3K | 0.00% | −30,100−18.7% | Reduced |
| Primecap Management Co | 157,700 | $208.2K | 0.00% | −138,830−46.8% | Reduced |
| Privium Fund Management (UK) Ltd | 177,200 | $225.0K | 0.18% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 181,724 | $239.9K | 0.01% | −245,679−57.5% | Reduced |
| Two Sigma Investments, LP | 197,759 | $261.0K | 0.00% | +197,759 | New |
| Ikarian Capital, LLC | 891,676 | $300.2K | 0.11% | +891,676 | New |
| JPMorgan Chase & Co | 304,031 | $401.3K | 0.00% | −123,102−28.8% | Reduced |
| Toroso Investments, LLC | 331,914 | $438.0K | 0.01% | 00.0% | Unchanged |
| J. Goldman & Co LP | 350,985 | $463.3K | 0.03% | −256,515−42.2% | Reduced |
| Monaco Asset Management SAM | 705,729 | $931.6K | 0.50% | −610,516−46.4% | Reduced |
| Millennium Management LLC | 955,071 | $1.26M | 0.00% | −1,550,559−61.9% | Reduced |
| DAFNA Capital Management LLC | 1,009,013 | $1.33M | 0.36% | −87,500−8.0% | Reduced |
| Tekla Capital Management LLC | 1,551,082 | $2.05M | 0.08% | 00.0% | Unchanged |
| Citadel Advisors LLC | 1,768,443 | $2.33M | 0.00% | −1,279,517−42.0% | Reduced |
| Renaissance Technologies LLC | 1,778,772 | $2.35M | 0.00% | +862,863+94.2% | Added |
| Clearline Capital LP | 1,945,040 | $2.57M | 0.33% | −107,669−5.2% | Reduced |
| Goldman Sachs Group Inc | 1,982,406 | $2.62M | 0.00% | −280,379−12.4% | Reduced |
| Boxer Capital, LLC | 2,250,000 | $2.97M | 0.14% | 00.0% | Unchanged |
| Tejara Capital Ltd | 3,037,971 | $4.01M | 1.98% | +602,165+24.7% | Added |
| Baker Bros. Advisors LP | 3,554,979 | $4.69M | 0.03% | +3,554,979 | New |
| Alkeon Capital Management LLC | 3,738,100 | $4.93M | 0.03% | +1,352,500+56.7% | Added |
| 683 Capital Management, LLC | 5,400,000 | $7.13M | 0.69% | +3,400,000+170.0% | Added |
| Mangrove Partners | 5,531,547 | $7.30M | 0.73% | +5,531,547 | New |
| Rock Springs Capital Management LP | 7,042,391 | $9.30M | 0.22% | +797,494+12.8% | Added |
| Suvretta Capital Management, LLC | 7,364,438 | $9.72M | 0.52% | 00.0% | Unchanged |
| Rubric Capital Management LP | 11,616,120 | $15.3M | 0.66% | +1,250,000+12.1% | Added |
| OrbiMed Advisors LLC | 0 | $0 | 0.00% | −7,747,891−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −1,130,650−100.0% | Sold out |
| Formidable Asset Management, LLC | 0 | $0 | 0.00% | −331,914−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −191,899−100.0% | Sold out |
| Worth Venture Partners, LLC | 0 | $0 | 0.00% | −76,513−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −58,718−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −58,000−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −43,089−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −38,320−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −10,735−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −8,130−100.0% | Sold out |