We are live on ! Find out more
MREO

Mereo BioPharma

91 hedge funds and large institutions have $403M invested in Mereo BioPharma in 2024 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 20 increasing their positions, 25 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more first-time investments, than exits

New positions opened: 21 | Existing positions closed: 7

65% more call options, than puts

Call options by funds: $3.02M | Put options by funds: $1.84M

18% more funds holding

Funds holding: 7791 (+14)

1.11% more ownership

Funds ownership: 13.75%14.85% (+1.1%)

7% less capital invested

Capital invested by funds: $435M → $403M (-$31.6M)

20% less repeat investments, than reductions

Existing positions increased: 20 | Existing positions reduced: 25

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
91
Holders Change
+14
Holders Change %
+18.18%
% of All Funds
1.2%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
21
Increased
20
Reduced
25
Closed
7
Calls
$3.02M
Puts
$1.84M
Net Calls
+$1.19M
Net Calls Change
+$257K
Name Holding Trade Value Shares
Change
Change in
Stake
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$59.8M +$18.8M +4,776,697 +39%
RCMNY
2
Rubric Capital Management (New York)
New York
$53.6M
RSCM
3
Rock Springs Capital Management
Maryland
$33.6M +$255K +65,000 +0.7%
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$30.5M -$3.93M -1,000,000 -10%
MP
5
Mangrove Partners
Connecticut
$30.2M -$366K -93,235 -1%
DM
6
Deerfield Management
New York
$23.5M
FLSM
7
Frazier Life Sciences Management
California
$17.8M
Alkeon Capital Management
8
Alkeon Capital Management
New York
$16.4M
6CM
9
683 Capital Management
New York
$15.9M -$1.18M -299,800 -6%
Millennium Management
10
Millennium Management
New York
$13.9M -$5.62M -1,429,259 -26%
Morgan Stanley
11
Morgan Stanley
New York
$12.4M +$4.74M +1,206,409 +51%
CC
12
Clearline Capital
New York
$11.3M -$104K -26,440 -0.8%
UBS Group
13
UBS Group
Switzerland
$9.27M +$10.4M +2,648,140 New
TC
14
Tejara Capital
United Kingdom
$8.11M -$2.02M -512,905 -18%
Goldman Sachs
15
Goldman Sachs
New York
$7.42M +$438K +111,471 +6%
Renaissance Technologies
16
Renaissance Technologies
New York
$4.16M -$455K -115,900 -9%
GPP
17
Great Point Partners
Connecticut
$4.03M +$4.52M +1,150,000 New
PA
18
Perceptive Advisors
New York
$3.8M +$1.06M +269,790 +33%
IHAM
19
Integral Health Asset Management
New York
$3.5M
UBS AM
20
UBS AM
Illinois
$3.38M +$3.79M +964,900 New
TE
21
Tema ETFs
New York
$3.12M +$3.5M +890,548 New
Marshall Wace
22
Marshall Wace
United Kingdom
$3.03M -$637K -162,195 -16%
NIM
23
NEOS Investment Management
Connecticut
$2.89M -$41.6K -10,591 -1%
SCM
24
Soleus Capital Management
Connecticut
$2.75M -$236K -60,000 -7%
ACP
25
Acuta Capital Partners
California
$2.73M -$1.89M -481,392 -38%

MREO Hedge Fund Activity: Q4 2024 in Review

91 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Mereo BioPharma (MREO) for Q4 2024, worth a combined $403M — down 7.3% from $435M a quarter earlier.

Buyers outnumbered sellers: 21 funds opened new MREO positions and 7 closed out — a net gain of 14 holders — while 20 added to existing stakes and 25 trimmed.

The largest buyer was Janus Henderson Group, adding an estimated $18.8M. The largest seller was Millennium Management, cutting an estimated $5.62M.

  • 91 institutional investors held Mereo BioPharma (MREO) as of Q4 2024, up from 77 in Q3 2024.
  • Funds reported $403M of Mereo BioPharma stock for Q4 2024, down 7.3% quarter-over-quarter.
  • 21 funds opened new Mereo BioPharma positions in Q4 2024 and 7 closed out, a net change of +14 holders.
  • The largest Mereo BioPharma buyer in Q4 2024 was Janus Henderson Group, an estimated $18.8M added.
  • The largest Mereo BioPharma seller in Q4 2024 was Millennium Management, an estimated $5.62M sold.

Based on aggregated 13F filings for Q4 2024.