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, Q3 2022
Institutional positions in Mereo BioPharma Group plc as of Sep 30, 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
- 63
- −1 vs. Q2 2022
- Shares held
- 68.0M
- +865.5K (+1.3%) vs. Q2 2022
- Total value
- $58.5M
- −$24.1M (−29.2%) vs. Q2 2022
- New holders
- 9
- 21 more added
- Sold out
- 10
- 15 more reduced
Compare with Q2 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, Q3 2022
Shares, value and share of portfolio for each institution holding Mereo BioPharma Group plc; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| OrbiMed Advisors LLC | 10,605,522 | $9.13M | 0.18% | +8,004,054+307.7% | Added |
| Rubric Capital Management LP | 10,366,120 | $8.93M | 0.45% | −6,390,000−38.1% | Reduced |
| Point72 Asset Management, L.P. | 9,829,354 | $8.46M | 0.04% | −206,616−2.1% | Reduced |
| Suvretta Capital Management, LLC | 7,364,438 | $6.34M | 0.27% | −1,777,629−19.4% | Reduced |
| Rock Springs Capital Management LP | 6,244,897 | $5.38M | 0.14% | +14,622+0.2% | Added |
| Clearline Capital LP | 3,957,135 | $3.41M | 0.47% | +898,539+29.4% | Added |
| Citadel Advisors LLC | 3,075,887 | $2.65M | 0.00% | +312,462+11.3% | Added |
| Boxer Capital, LLC | 2,250,000 | $1.94M | 0.11% | 00.0% | Unchanged |
| Alkeon Capital Management LLC | 2,135,600 | $1.84M | 0.01% | +400,000+23.0% | Added |
| Tekla Capital Management LLC | 1,551,082 | $1.34M | 0.05% | 00.0% | Unchanged |
| Artal Group S.A. | 1,500,000 | $1.29M | 0.07% | 00.0% | Unchanged |
| Millennium Management LLC | 1,253,611 | $1.08M | 0.00% | +551,715+78.6% | Added |
| Renaissance Technologies LLC | 1,233,614 | $1.06M | 0.00% | +624,705+102.6% | Added |
| DAFNA Capital Management LLC | 1,096,513 | $944.0K | 0.25% | 00.0% | Unchanged |
| Octagon Capital Advisors LP | 1,000,000 | $861.0K | 0.15% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 709,126 | $611.0K | 0.00% | −8,329−1.2% | Reduced |
| BlackRock Inc. | 657,182 | $565.0K | 0.00% | −18,850−2.8% | Reduced |
| Primecap Management Co | 314,760 | $271.0K | 0.00% | −6,900−2.1% | Reduced |
| J. Goldman & Co LP | 310,500 | $267.0K | 0.02% | +175,500+130.0% | Added |
| Toroso Investments, LLC | 281,818 | $243.0K | 0.01% | +6,262+2.3% | Added |
| Formidable Asset Management, LLC | 281,818 | $242.0K | 0.06% | +6,262+2.3% | Added |
| Monaco Asset Management SAM | 186,656 | $161.0K | 0.07% | +186,656 | New |
| Privium Fund Management (UK) Ltd | 177,200 | $153.0K | 0.20% | +177,200 | New |
| Jane Street Group, LLC | 173,786 | $150.0K | 0.00% | +151,762+689.1% | Added |
| UBS Group AG | 167,505 | $144.0K | 0.00% | +127,505+318.8% | Added |
| Schonfeld Strategic Advisors LLC | 151,400 | $130.0K | 0.00% | −564,296−78.8% | Reduced |
| Morgan Stanley | 149,091 | $129.0K | 0.00% | +43,954+41.8% | Added |
| Clear Harbor Asset Management, LLC | 145,000 | $125.0K | 0.02% | −17,000−10.5% | Reduced |
| Forefront Analytics, LLC | 112,800 | $96.0K | 0.05% | +36,950+48.7% | Added |
| Geode Capital Management, LLC | 96,630 | $83.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 61,888 | $53.0K | 0.00% | +13,587+28.1% | Added |
| HSBC Holdings PLC | 58,217 | $52.0K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 58,000 | $50.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 51,925 | $45.0K | 0.00% | −15,154−22.6% | Reduced |
| Barclays PLC | 39,470 | $34.0K | 0.00% | +19,470+97.4% | Added |
| Envestnet Asset Management Inc | 37,367 | $32.0K | 0.00% | +37,367 | New |
| Virtu Financial LLC | 33,880 | $29.0K | 0.00% | +33,880 | New |
| Bank of America Corp | 32,725 | $28.0K | 0.00% | −34,153−51.1% | Reduced |
| Oppenheimer & Co Inc | 26,000 | $22.0K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 25,000 | $22.0K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 25,820 | $22.0K | 0.00% | +25,820 | New |
| MYDA Advisors LLC | 21,502 | $19.0K | 0.01% | −8,498−28.3% | Reduced |
| Resources Investment Advisors, LLC. | 19,362 | $17.0K | 0.00% | −27,333−58.5% | Reduced |
| Level Four Advisory Services, LLC | 20,000 | $17.0K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 19,211 | $17.0K | 0.00% | +19,211 | New |
| Citigroup Inc | 18,915 | $16.0K | 0.00% | +17,044+911.0% | Added |
| Tower Research Capital LLC (TRC) | 12,567 | $11.0K | 0.00% | +233+1.9% | Added |
| JPMorgan Chase & Co | 12,502 | $10.0K | 0.00% | +7,922+173.0% | Added |
| Two Sigma Securities, LLC | 10,043 | $9.00K | 0.00% | −85,768−89.5% | Reduced |
| CSS LLC | 10,735 | $9.00K | 0.00% | 00.0% | Unchanged |
| TCWP LLC | 10,000 | $8.00K | 0.00% | +10,000 | New |
| 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 | 1,862 | $1.00K | 0.00% | −69,124−97.4% | Reduced |
| Sit Investment Associates Inc | 970 | $1.00K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 1,095 | $1.00K | 0.00% | +1,095 | New |
| BNP Paribas Arbitrage, SA | 537 | $462 | 0.00% | −2,892−84.3% | Reduced |
| US Bancorp | 13 | $0 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 730 | $0 | 0.00% | +500+217.4% | Added |
| Royal Bank of Canada | 245 | $0 | 0.00% | +15+6.5% | Added |
| Plante Moran Financial Advisors, LLC | 48 | $0 | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 358 | $0 | 0.00% | 00.0% | Unchanged |
| Axiom Investment Management LLC | 1 | $0 | 0.00% | +1 | New |
| Ergoteles LLC | 0 | $0 | 0.00% | −529,300−100.0% | Sold out |
| Sectoral Asset Management Inc | 0 | $0 | 0.00% | −385,000−100.0% | Sold out |
| Ikarian Capital, LLC | 0 | $0 | 0.00% | −615,856−100.0% | Sold out |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −156,195−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −55,532−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −39,886−100.0% | Sold out |
| Hall Capital Management Co Inc | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Spire Wealth Management | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Total Clarity Wealth Management, Inc. | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |