212 hedge funds and large institutions have $612M invested in Adtran in 2025 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 71 increasing their positions, 81 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

12% less repeat investments, than reductions

Existing positions increased: 71 | Existing positions reduced: 81

16% less first-time investments, than exits

New positions opened: 26 | Existing positions closed: 31

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
212
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.99M
Puts
$338K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
SPS
101
Susquehanna Portfolio Strategies
Pennsylvania
$570K
VRS
102
Virginia Retirement Systems
Virginia
$563K
JG
103
Jain Global
New York
$563K
Creative Planning
104
Creative Planning
Kansas
$530K
VI
105
Versor Investments
New York
$527K
WVP
106
Worth Venture Partners
New Jersey
$526K
Jacobs Levy Equity Management
107
Jacobs Levy Equity Management
New Jersey
$514K
Teacher Retirement System of Texas
108
Teacher Retirement System of Texas
Texas
$499K
VOYA Investment Management
109
VOYA Investment Management
Georgia
$499K
Two Sigma Advisers
110
Two Sigma Advisers
New York
$495K
GIM
111
Granahan Investment Management
Massachusetts
$477K
II
112
Inspire Investing
Idaho
$464K
Bank of Montreal
113
Bank of Montreal
Ontario, Canada
$437K
I
114
InceptionR
California
$394K
Lazard Asset Management
115
Lazard Asset Management
New York
$393K
QCM
116
Quantinno Capital Management
New York
$384K
Los Angeles Capital Management
117
Los Angeles Capital Management
California
$313K
YIH
118
Y-Intercept (HK)
Hong Kong
$311K
QCG
119
Quadrant Capital Group
Ohio
$310K
Mirae Asset Global ETFs Holdings
120
Mirae Asset Global ETFs Holdings
Hong Kong
$300K
MIM
121
MetLife Investment Management
New Jersey
$291K
Janus Henderson Group
122
Janus Henderson Group
United Kingdom
$286K
WA
123
Waverly Advisors
Alabama
$275K
VEA
124
Virtus ETF Advisers
New York
$274K
CCIA
125
Campbell & Co Investment Adviser
Maryland
$267K