Institutional Ownership Castellum, Inc. (CTM)
This table provides information about the institutional ownership of Castellum, Inc. (CTM). We have compiled data on the 43 institutions that hold shares in the stock, with a total of 7.92 Million shares, which have been reported (via 13F filing form) to have a value of $9.19 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Essex Investment Management CO LLC
Boston, MA |
Nov 06, 2025 Q3 2025 |
2,153,617
shares
|
$2.5 Million
0.41% of portfolio
|
Q3 2025
Added 3.02%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
1,277,915
shares
|
$1.48 Million
0.0% of portfolio
|
Q3 2025
Added 21.48%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
723,527
shares
|
$839,291
0.0% of portfolio
|
Q3 2025
Added 20.75%
|
|
|
Meridian Wealth Management, LLC
|
Nov 04, 2025 Q3 2025 |
684,600
shares
|
$794,136
0.03% of portfolio
|
Q3 2025
Added 10.99%
|
|
|
Legato Capital Management LLC
|
Nov 12, 2025 Q3 2025 |
621,409
shares
|
$720,834
0.08% of portfolio
|
Q2 2025
New holding
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
368,632
shares
|
$427,613
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
335,704
shares
|
$389,416
0.0% of portfolio
|
Q3 2025
Added 72.39%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
303,900
shares
|
$352,524
0.0% of portfolio
|
Q3 2025
Added 94.81%
|
|
|
Savvy Advisors, Inc.
New York, NY |
Nov 06, 2025 Q3 2025 |
227,000
shares
|
$263,320
0.01% of portfolio
|
Q3 2025
Added 18.79%
|
|
|
Xtx Topco LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
204,717
shares
|
$237,471
0.01% of portfolio
|
Q3 2025
Added 50.75%
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
140,483
shares
|
$162,960
0.0% of portfolio
|
Q3 2025
Added 49.26%
|
|
|
Centiva Capital, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
122,228
shares
|
$141,784
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Bridgeway Capital Management, LLC
Houston, TX |
Nov 14, 2025 Q3 2025 |
94,794
shares
|
$109,961
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Two Sigma Investments, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
77,565
shares
|
$89,975
0.0% of portfolio
|
Q3 2025
Added 135.07%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
73,714
shares
|
$85,508
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Quadrature Capital LTD
London, X0 |
Nov 13, 2025 Q3 2025 |
55,719
shares
|
$64,634
0.0% of portfolio
|
Q3 2025
Added 164.21%
|
|
|
Almanack Investment Partners, Llc.
Wayne, PA |
Oct 22, 2025 Q3 2025 |
50,000
shares
|
$57,999
0.01% of portfolio
|
Q4 2022
New holding
|
|
|
Pks Advisory Services, LLC
Albany, NY |
Nov 12, 2025 Q3 2025 |
42,222
shares
|
$48,977
0.01% of portfolio
|
Q1 2025
Added 0.0%
|
|
|
Pathstone Holdings, LLC
Englewood, NJ |
Nov 13, 2025 Q3 2025 |
31,179
shares
|
$36,167
0.0% of portfolio
|
Q3 2025
Added 99.99%
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
28,979
shares
|
$33,615
0.0% of portfolio
|
Q3 2025
Reduced 8.38%
|
|
|
Kestra Private Wealth Services, LLC
|
Nov 14, 2025 Q3 2025 |
27,250
shares
|
$31,609
0.0% of portfolio
|
Q1 2025
Reduced 3.54%
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
26,266
shares
|
$30,468
0.0% of portfolio
|
Q3 2025
Reduced 72.1%
|
|
|
Two Sigma Securities, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
25,739
shares
|
$29,857
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
21,781
shares
|
$25,265
0.0% of portfolio
|
Q3 2025
Added 28559.21%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
19,159
shares
|
$22,224
0.0% of portfolio
|
Q2 2024
Reduced 53.95%
|
|