Institutional Ownership Mereo Biopharma Group PLC (MREO)
This table provides information about the institutional ownership of Mereo Biopharma Group PLC (MREO). We have compiled data on the 96 institutions that hold shares in the stock, with a total of 99.9 Million shares, which have been reported (via 13F filing form) to have a value of $182 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Janus Henderson Group PLC
London, X0 |
Nov 14, 2025 Q3 2025 |
16,290,130
shares
|
$29.6 Million
0.02% of portfolio
|
Q3 2025
Reduced 7.91%
|
|
|
Rubric Capital Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
15,307,347
shares
|
$27.9 Million
0.5% of portfolio
|
Q2 2024
Added 12.94%
|
|
|
Frazier Life Sciences Management, L.P.
Menlo Park, CA |
Nov 14, 2025 Q3 2025 |
9,440,112
shares
|
$17.2 Million
0.79% of portfolio
|
Q2 2025
Added 20.72%
|
|
|
Mangrove Partners
New York, NY |
Nov 14, 2025 Q3 2025 |
7,790,580
shares
|
$14.2 Million
1.99% of portfolio
|
Q3 2025
Reduced 9.79%
|
|
|
Abrdn PLC
|
Nov 06, 2025 Q3 2025 |
5,538,699
shares
|
$10.1 Million
0.02% of portfolio
|
Q3 2025
Added 82.86%
|
|
|
683 Capital Management, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
4,875,000
shares
|
$8.87 Million
0.57% of portfolio
|
Q3 2025
Added 12.07%
|
|
|
Rock Springs Capital Management LP
Baltimore, MD |
Nov 14, 2025 Q3 2025 |
4,570,649
shares
|
$8.32 Million
0.61% of portfolio
|
Q3 2025
Added 2.36%
|
|
|
Clearline Capital LP
New York, NY |
Nov 14, 2025 Q3 2025 |
3,834,163
shares
|
$6.98 Million
0.38% of portfolio
|
Q3 2025
Added 5.97%
|
|
|
Alkeon Capital Management LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
3,698,100
shares
|
$6.73 Million
0.01% of portfolio
|
Q3 2025
Reduced 21.29%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
3,346,347
shares
|
$6.09 Million
0.0% of portfolio
|
Q3 2025
Added 326.08%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
3,171,632
shares
|
$5.77 Million
0.0% of portfolio
|
Q3 2025
Added 316.96%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
2,364,024
shares
|
$4.3 Million
0.0% of portfolio
|
Q3 2025
Reduced 23.5%
|
|
|
Tejara Capital LTD
London, X0 |
Nov 04, 2025 Q3 2025 |
1,906,844
shares
|
$3.47 Million
2.05% of portfolio
|
Q3 2025
Reduced 21.54%
|
|
|
Ubs Asset Management Americas Inc
Chicago, IL |
Nov 14, 2025 Q3 2025 |
1,906,775
shares
|
$3.47 Million
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Schonfeld Strategic Advisors LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
1,732,724
shares
|
$3.15 Million
0.02% of portfolio
|
Q3 2025
Added 90.48%
|
|
|
Tekla Capital Management LLC
|
Aug 10, 2023 Q2 2023 |
1,551,082
shares
|
$2.82 Million
0.08% of portfolio
|
Q3 2021
Added 48.46%
|
|
|
Blue Owl Capital Holdings LP
New York, NY |
Nov 12, 2025 Q3 2025 |
1,250,000
shares
|
$2.28 Million
1.08% of portfolio
|
Q3 2025
New holding
|
|
|
Two Sigma Investments, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
1,088,096
shares
|
$1.98 Million
0.0% of portfolio
|
Q3 2025
Added 65.07%
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
970,667
shares
|
$1.77 Million
0.0% of portfolio
|
Q3 2025
Added 159.88%
|
|
|
Monaco Asset Management Sam
|
Nov 10, 2025 Q3 2025 |
945,915
shares
|
$1.72 Million
0.12% of portfolio
|
Q3 2025
Added 139.47%
|
|
|
Marshall Wace, LLP
London, X0 |
Nov 13, 2025 Q3 2025 |
767,744
shares
|
$1.4 Million
0.0% of portfolio
|
Q1 2025
Reduced 11.38%
|
|
|
Health Invest Partners Ab
|
Nov 04, 2025 Q3 2025 |
764,901
shares
|
$1.39 Million
0.66% of portfolio
|
Q2 2025
Added 96.13%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Nov 13, 2025 Q3 2025 |
590,871
shares
|
$1.08 Million
0.0% of portfolio
|
Q3 2025
Reduced 60.09%
|
|
|
Logos Global Management LP
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
500,000
shares
|
$910,000
0.12% of portfolio
|
Q3 2025
New holding
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
493,378
shares
|
$897,947
0.0% of portfolio
|
Q3 2025
Added 36.46%
|
|