Costamare Bulkers Holdings CMDB Institutional Ownership

NYSE CMDB

$19.55 +0.23 (+1.19%)

As of: Oct 20, 2026 · 9:46 AM EDT

Institutions by Trading Activity

99 Institutions

Increased 43 43.4%

Unchanged 20 20.2%

Reduced 36 36.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

31.24%

▲+0.07 pp QoQ

Shares Held by Institutions

5.12Mn

of 16.37Mn outstanding

▲+0.21% QoQ

Shares Outstanding

16.37Mn

11.26Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+2 vs prior quarter

Net Shares Added (QoQ)

+10.65K

accumulated since last quarter

Value of Holdings

$99.66Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

Costamare Bulkers Holdings Ltd (NYSE:CMDB) was reported as a holding by 99 institutional investors in 13F filings for the quarter ended June 30, 2026.

These investors held 31.24% of Costamare Bulkers Holdings' outstanding shares at the end of Q2 2026, up from 31.18% in Q1 2026.
Total holdings of Costamare Bulkers Holdings shares rose 0.21% compared with Q1 2026.
Looking at the 99 holders of CMDB individually, 43 added to their positions, 36 reduced their stakes and 20 left their positions unchanged.
Combined, institutional investors held 5.12Mn shares of CMDB as of Q2 2026, up 10.65K from the prior quarter.
As of June 30, 2026, Dimensional Fund Advisors LP held the largest stake in Costamare Bulkers Holdings with 1.29Mn shares, or 7.91% of shares outstanding.
Among existing holders, the largest additions to Costamare Bulkers Holdings in Q2 2026 came from Ameriprise Financial Inc (+48.01K shares), Two Sigma Investments, LP (+36.13K shares), STRS Ohio (+34.9K shares), Oceanic Investment Management LTD (+22.1K shares) and Boothbay Fund Management, LLC (+22.1K shares).
The biggest cuts to CMDB positions during Q2 2026 came from Walleye Capital LLC (-53.9K shares), Bridgeway Capital Management, LLC (-29K shares), Citadel Advisors LLC (-24.7K shares), Goldman Sachs Group Inc (-19.96K shares) and Empowered Funds, LLC (-19K shares).
Per Business Quant, the top 10 investors in CMDB for the quarter ended June 30, 2026 were Dimensional Fund Advisors LP (1.29Mn shares), BlackRock, Inc. (556.26K shares), Ameriprise Financial Inc (425.41K shares), American Century Companies Inc (317.98K shares), Oceanic Investment Management LTD (277.78K shares), Renaissance Technologies LLC (196.15K shares), Morgan Stanley (156.32K shares), State Street Corp (141.9K shares), Qube Research & Technologies Ltd (117.56K shares) and Geode Capital Management, LLC (114.02K shares).

Form 13F Holdings

99 Institutional Holders

Report period 30 Jun, 2026

Total shares held 5.12Mn

Of outstanding 31.24%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	DIMENSIONAL FUND ADVISORS LP	0000354204	1,294,494	7.91%	▼14,363	-1.10%	$22.73Mn
2	BlackRock, Inc.	0002012383	556,263	3.40%	▲16,567	+3.07%	$9.77Mn
3	Ameriprise Financial Inc	0000820027	425,412	2.60%	▲48,011	+12.72%	$7.47Mn
4	AMERICAN CENTURY COMPANIES INC	0000748054	317,984	1.94%	▼2,762	-0.86%	$5.58Mn
5	Oceanic Investment Management LTD	0001438258	277,778	1.70%	▲22,101	+8.64%	$4.88Mn
6	RENAISSANCE TECHNOLOGIES LLC	0001037389	196,146	1.20%	▼8,293	-4.06%	$3.44Mn
7	Morgan Stanley	0000895421	156,325	0.95%	▼2,525	-1.59%	$2.75Mn
8	State Street Corp	0000093751	141,901	0.87%	▼990	-0.69%	$2.49Mn
9	Qube Research & Technologies Ltd	0001729829	117,562	0.72%	▼4,338	-3.56%	$2.06Mn
10	GEODE CAPITAL MANAGEMENT, LLC	0001214717	114,016	0.70%	▲7,327	+6.87%	$2.00Mn
11	BOOTHBAY FUND MANAGEMENT, LLC	0001549230	111,340	0.68%	▲22,101	+24.77%	$1.96Mn
12	Nuveen, LLC	0001871926	99,495	0.61%	▼2,050	-2.02%	$1.75Mn
13	Russell Investments Group, Ltd.	0001692234	95,867	0.59%	▲1,442	+1.53%	$1.68Mn
14	Quantinno Capital Management LP	0001759654	74,757	0.46%	▲12,653	+20.37%	$1.31Mn
15	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	72,830	0.44%	▼29,000	-28.48%	$1.28Mn
16	TWO SIGMA INVESTMENTS, LP	0001179392	64,121	0.39%	▲36,131	+129.09%	$1.13Mn
17	Walleye Capital LLC	0001758720	60,678	0.37%	▼53,899	-47.04%	$1.07Mn
18	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	58,059	0.35%	▲7,001	+13.71%	$1.02Mn
19	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	54,994	0.34%	▲73	+0.13%	$965.70K
20	Goldman Sachs Group Inc	0000886982	54,343	0.33%	▼19,956	-26.86%	$954.26K

Showing 1 to 20 of 99 holders