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Adtran
ADTN

Overview Fund Activity

204 hedge funds and large institutions have $510M invested in Adtran in 2025 Q1 according to their latest regulatory filings, with 65 funds opening new positions, 60 increasing their positions, 59 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
204
Holders Change
+45
Holders Change %
+28.3%
% of All Funds
2.77%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
65
Increased
60
Reduced
59
Closed
18
Calls
$3.06M
Puts
$781K
Net Calls
+$2.28M
Net Calls Change
+$53K

Top Buyers

1
RA
Royce & Associates
New York
+$8.01M
2
Invesco
Invesco
Georgia
+$7.89M
3
BlackRock
BlackRock
New York
+$6.37M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$4.37M
5
Stifel Financial
Stifel Financial
Missouri
+$4.33M

Top Sellers

1
PCMI
Paradigm Capital Management Inc
New York
-$20.4M
2
William Blair Investment Management
William Blair Investment Management
Illinois
-$13.2M
3
SSA
Schonfeld Strategic Advisors
New York
-$12.8M
4
DnB Asset Management
DnB Asset Management
Norway
-$12.8M
5
DCM
Divisar Capital Management
California
-$12M
Name Holding Trade Value Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$66.3M +$6.37M +730,099 +11%
Vanguard Group
2
Vanguard Group
Pennsylvania
$61.9M +$4.37M +501,512 +8%
DnB Asset Management
3
DnB Asset Management
Norway
$31M -$12.8M -1,470,786 -29%
DCM
4
Divisar Capital Management
California
$29.9M -$12M -1,377,520 -29%
William Blair Investment Management
5
William Blair Investment Management
Illinois
$27.4M -$13.2M -1,508,052 -32%
State Street
6
State Street
Massachusetts
$16.7M +$1.44M +164,669 +9%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$15.9M +$225K +25,783 +1%
RA
8
Royce & Associates
New York
$12.3M +$8.01M +919,000 +189%
Invesco
9
Invesco
Georgia
$10.3M +$7.89M +905,056 +325%
First Eagle Investment Management
10
First Eagle Investment Management
New York
$9.98M -$896K -102,700 -8%
NIM
11
Needham Investment Management
New York
$9.77M -$1.09M -125,000 -10%
Morgan Stanley
12
Morgan Stanley
New York
$9.09M -$1.24M -142,444 -12%
TCM
13
Tieton Capital Management
Washington
$8.38M -$2.02M -231,270 -19%
WCM
14
Westerly Capital Management
California
$7.28M -$828K -95,000 -10%
Renaissance Technologies
15
Renaissance Technologies
New York
$7.13M +$4.27M +489,889 +149%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$7M -$48.9K -5,605 -0.7%
Federated Hermes
17
Federated Hermes
Pennsylvania
$6.65M -$146K -16,779 -2%
Northern Trust
18
Northern Trust
Illinois
$6.49M +$545K +62,537 +9%
Charles Schwab
19
Charles Schwab
California
$6.14M -$459K -52,626 -7%
KA
20
Kovack Advisors
Florida
$6.03M -$948K -108,700 -14%
JPMorgan Chase & Co
21
JPMorgan Chase & Co
New York
$5.2M -$2.33M -267,160 -31%
Stifel Financial
22
Stifel Financial
Missouri
$4.48M +$4.33M +496,918 +2,923%
Bank of America
23
Bank of America
North Carolina
$4.42M -$1.11M -126,970 -20%
1CM
24
1492 Capital Management
Wisconsin
$4.19M +$1.01M +116,192 +32%
Tudor Investment Corp
25
Tudor Investment Corp
Connecticut
$4.18M +$1.75M +200,679 +72%
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