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Castellum

33 hedge funds and large institutions have $7.3M invested in Castellum in 2025 Q2 according to their latest regulatory filings, with 14 funds opening new positions, 8 increasing their positions, 2 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
33
Holders Change
+8
Holders Change %
+32%
% of All Funds
0.44%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
14
Increased
8
Reduced
2
Closed
6
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Shares
Change %
EIM
1
Essex Investment Management
Massachusetts
$2.2M +$2.2M +2,090,500 New
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.1M +$433K +412,350 +64%
LCM
3
Legato Capital Management
California
$652K +$652K +621,409 New
MWM
4
Meridian Wealth Management
Kentucky
$648K +$37.8K +36,000 +6%
Geode Capital Management
5
Geode Capital Management
Massachusetts
$629K +$190K +180,673 +43%
Bank of New York Mellon
6
Bank of New York Mellon
New York
$525K -$105K -100,001 -17%
Jane Street
7
Jane Street
New York
$204K +$204K +194,733 New
SAI
8
Savvy Advisors Inc
New York
$201K +$201K +191,100 New
State Street
9
State Street
Massachusetts
$164K
XT
10
XTX Topco
Cayman Islands
$143K +$73.9K +70,377 +108%
BlackRock
11
BlackRock
New York
$134K
VF
12
Virtu Financial
New York
$110K +$90K +85,997 +450%
CSS
13
Cubist Systematic Strategies
Connecticut
$98.9K +$27.8K +26,472 +39%
Northern Trust
14
Northern Trust
Illinois
$98.8K
AIP
15
Almanack Investment Partners
Pennsylvania
$52.5K
HF
16
HRT Financial
New York
$52K +$52K +50,395 New
PAS
17
PKS Advisory Services
New York
$44.3K
Two Sigma Investments
18
Two Sigma Investments
New York
$34.6K +$34.6K +32,996 New
Citigroup
19
Citigroup
New York
$33.2K +$33.2K +31,628 New
KPWS
20
Kestra Private Wealth Services
Texas
$28.6K
Squarepoint
21
Squarepoint
New York
$25.1K +$25.1K +23,940 New
QC
22
Quadrature Capital
United Kingdom
$22.2K +$22.2K +21,089 New
Susquehanna International Group
23
Susquehanna International Group
Pennsylvania
$18.6K +$20 +19 +0.1%
Pathstone Holdings
24
Pathstone Holdings
New Jersey
$16.4K +$16.4K +15,590 New
BTI
25
Blue Trust Inc
Georgia
$15.5K