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CMDB

Costamare Bulkers Holdings
CMDB

91 hedge funds and large institutions have $68.9M invested in Costamare Bulkers Holdings in 2025 Q4 according to their latest regulatory filings, with 13 funds opening new positions, 28 increasing their positions, 32 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

9% more capital invested

Capital invested by funds: $63M → $68.9M (+$5.94M)

0.32% more ownership

Funds ownership: 18.08% → 18.4% (+0.32%)

7% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 14

1% less funds holding

Funds holding: 92 → 91 (-1)

13% less repeat investments, than reductions

Existing positions increased: 28 | Existing positions reduced: 32

Holders
91
Holders Change
-1
Holders Change %
-1.09%
% of All Funds
1.11%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
13
Increased
28
Reduced
32
Closed
14
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
N
Nuveen
North Carolina
+$1.31M
2
BFM
Boothbay Fund Management
New York
+$678K
3
Goldman Sachs
Goldman Sachs
New York
+$499K
4
Walleye Capital
Walleye Capital
New York
+$466K
5
American Century Companies
American Century Companies
Missouri
+$367K

Top Sellers

1
TI
Tidal Investments
Wisconsin
-$998K
2
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$910K
3
Jane Street
Jane Street
New York
-$857K
4
BGIM
Boussard & Gavaudan Investment Management
United Kingdom
-$487K
5
JF
Jump Financial
Illinois
-$480K
Name Holding Trade Value Shares
Change 		Change in
Stake
Dimensional Fund Advisors
1
Dimensional Fund Advisors
Texas
$20.9M -$910K -62,787 -4%
BlackRock
2
BlackRock
New York
$8.28M +$338K +23,335 +5%
American Century Companies
3
American Century Companies
Missouri
$4.22M +$367K +25,321 +10%
OIM
4
Oceanic Investment Management
Isle Of Man
$3.16M +$2.97M +204,778 New
Morgan Stanley
5
Morgan Stanley
New York
$2.74M -$50.5K -3,485 -2%
State Street
6
State Street
Massachusetts
$2.18M -$60K -4,143 -3%
Renaissance Technologies
7
Renaissance Technologies
New York
$2.13M -$214K -14,797 -10%
N
8
Nuveen
North Carolina
$1.88M +$1.31M +90,310 +285%
BCM
9
Bridgeway Capital Management
Texas
$1.85M -$420K -29,000 -19%
Qube Research & Technologies (QRT)
10
Qube Research & Technologies (QRT)
United Kingdom
$1.81M -$185K -12,762 -10%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$1.62M +$57.4K +3,961 +4%
SSA
12
Schonfeld Strategic Advisors
New York
$1.42M +$8.19K +565 +0.6%
Russell Investments Group
13
Russell Investments Group
United Kingdom
$1.32M -$191K -13,150 -13%
Goldman Sachs
14
Goldman Sachs
New York
$1.23M +$499K +34,433 +76%
BFM
15
Boothbay Fund Management
New York
$1.02M +$678K +46,829 +246%
EF
16
Empowered Funds
Pennsylvania
$925K -$420K -29,000 -33%
Citadel Advisors
17
Citadel Advisors
Florida
$914K -$289K -19,973 -25%
Millennium Management
18
Millennium Management
New York
$884K -$25.7K -1,772 -3%
Charles Schwab
19
Charles Schwab
California
$884K +$72 +5 +0%
Vanguard Group
20
Vanguard Group
Pennsylvania
$832K +$23.6K +1,628 +3%
QCM
21
Quantinno Capital Management
New York
$763K +$282K +19,492 +65%
Northern Trust
22
Northern Trust
Illinois
$762K -$102K -7,028 -12%
JP Morgan Chase
23
JP Morgan Chase
New York
$756K +$4.87K +336 +0.7%
Jane Street
24
Jane Street
New York
$576K -$857K -59,180 -61%
Walleye Capital
25
Walleye Capital
New York
$496K +$466K +32,156 New
1
2 3 4 5

CMDB Hedge Fund Activity: Q4 2025 in Review

91 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Costamare Bulkers Holdings (CMDB) for Q4 2025, worth a combined $68.9M — up 9.4% from $63M a quarter earlier.

Sellers outnumbered buyers: 14 funds closed out of CMDB and 13 opened new positions — a net loss of 1 holder — while 32 trimmed existing stakes and 28 added.

The largest buyer was Nuveen, adding an estimated $1.31M. The largest seller was Tidal Investments, exiting entirely with an estimated $998K sold.

  • 91 institutional investors held Costamare Bulkers Holdings (CMDB) as of Q4 2025, down from 92 in Q3 2025.
  • Funds reported $68.9M of Costamare Bulkers Holdings stock for Q4 2025, up 9.4% quarter-over-quarter.
  • 13 funds opened new Costamare Bulkers Holdings positions in Q4 2025 and 14 closed out, a net change of -1 holder.
  • The largest Costamare Bulkers Holdings buyer in Q4 2025 was Nuveen, an estimated $1.31M added.
  • The largest Costamare Bulkers Holdings seller in Q4 2025 was Tidal Investments, an estimated $998K sold.

Based on aggregated 13F filings for Q4 2025.