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Adtran
ADTN

Overview Fund Activity

191 hedge funds and large institutions have $532M invested in Adtran in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 66 increasing their positions, 71 reducing their positions, and 39 closing their positions.

Holders
191
Holders Change
-13
Holders Change %
-6.37%
% of All Funds
2.56%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
28
Increased
66
Reduced
71
Closed
39
Calls
$628K
Puts
$456K
Net Calls
+$172K
Net Calls Change
-$2.11M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$73.3M
2
SCM
2
SG Capital Management
Illinois
$7.6M
3
DCM
3
Divisar Capital Management
California
$37.9M
4
RA
4
Royce & Associates
New York
$18.9M
5
BlackRock
5
BlackRock
New York
$72.3M

Top Sellers

1
Invesco
1
Invesco
Georgia
$2.54M
2
DnB Asset Management
2
DnB Asset Management
Norway
$24.5M
3
Bank of New York Mellon
3
Bank of New York Mellon
New York
$1.94M
4
Stifel Financial
4
Stifel Financial
Missouri
$398K
5
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Bank of New York Mellon
51
Bank of New York Mellon
New York
$1.94M 216,543 -586,080 -73%
Millennium Management
52
Millennium Management
New York
$1.85M 206,436 +85,174 +70%
GIM
53
Granahan Investment Management
Massachusetts
$1.8M 200,320 +164,227 +455%
HIM
54
Herald Investment Management
United Kingdom
$1.79M 200,000 – –
Norges Bank
55
Norges Bank
Norway
$1.78M 198,100 +198,100 New
NL
56
Nuveen LLC
North Carolina
$1.66M 185,301 -42,899 -19%
UBS AM
57
UBS AM
Illinois
$1.61M 179,152 +103,783 +138%
Lazard Asset Management
58
Lazard Asset Management
New York
$1.58M 176,300 +176,300 New
Tudor Investment Corp
59
Tudor Investment Corp
Connecticut
$1.51M 167,921 -311,247 -65%
JF
60
Jump Financial
Illinois
$1.47M 163,937 +163,937 New
AG
61
Algert Global
California
$1.41M 157,650 – –
Swiss National Bank
62
Swiss National Bank
Switzerland
$1.23M 137,400 -8,600 -6%
SFI
63
Susquehanna Fundamental Investments
Pennsylvania
$1.16M 129,008 -13,089 -9%
PCMI
64
Paradigm Capital Management Inc
New York
$1.08M 120,000 +40,000 +50%
Skandinaviska Enskilda Banken (SEB)
65
Skandinaviska Enskilda Banken (SEB)
Sweden
$1.06M 118,636 -1,782 -1%
Assenagon Asset Management
66
Assenagon Asset Management
Luxembourg
$1.06M 117,816 – –
RhumbLine Advisers
67
RhumbLine Advisers
Massachusetts
$1.05M 116,661 -5,386 -4%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
68
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$1.04M 115,800 – –
Legal & General Group
69
Legal & General Group
United Kingdom
$1.02M 113,480 +13,821 +14%
Verition Fund Management
70
Verition Fund Management
Connecticut
$986K 109,883 +24,357 +28%
T. Rowe Price Associates
71
T. Rowe Price Associates
Maryland
$927K 103,291 +1,956 +2%
Victory Capital Management
72
Victory Capital Management
Texas
$904K 100,814 -2,986 -3%
Teacher Retirement System of Texas
73
Teacher Retirement System of Texas
Texas
$894K 99,711 +34,305 +52%
SAG
74
Susquehanna Advisors Group
Pennsylvania
$826K 92,112 -5,536 -6%
Lido Advisors
75
Lido Advisors
California
$814K 90,732 -78 -0.1%
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3
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