226 hedge funds and large institutions have $987M invested in Adtran in 2026 Q1 according to their latest regulatory filings, with 49 funds opening new positions, 86 increasing their positions, 64 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

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

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

34% more repeat investments, than reductions

Existing positions increased: 86 | Existing positions reduced: 64

9.53% more ownership

Funds ownership: 87.81%97.35% (+9.5%)

6% more funds holding

Funds holding: 213226 (+13)

Holders
226
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.78M
Puts
$943K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MIM
126
MetLife Investment Management
New Jersey
$514K
IQI
127
Integrated Quantitative Investments
Washington
$483K
CCIA
128
Campbell & Co Investment Adviser
Maryland
$482K
QCG
129
Quadrant Capital Group
Ohio
$449K
Mirae Asset Global ETFs Holdings
130
Mirae Asset Global ETFs Holdings
Hong Kong
$439K
IC
131
IEQ Capital
California
$432K
Voloridge Investment Management
132
Voloridge Investment Management
Florida
$427K
JG
133
Jain Global
New York
$423K
Janus Henderson Group
134
Janus Henderson Group
United Kingdom
$413K
CMF
135
Counterpoint Mutual Funds
California
$412K
Mariner
136
Mariner
Kansas
$409K
VEA
137
Virtus ETF Advisers
New York
$397K
GIM
138
Granahan Investment Management
Massachusetts
$387K
WA
139
Waverly Advisors
Alabama
$376K
PAM
140
Panagora Asset Management
Massachusetts
$376K
Group One Trading
141
Group One Trading
Illinois
$331K
Russell Investments Group
142
Russell Investments Group
United Kingdom
$326K
Mercer Global Advisors
143
Mercer Global Advisors
Colorado
$322K
CAU
144
Caxton Associates (UK)
$308K
Carson Wealth (CWM LLC)
145
Carson Wealth (CWM LLC)
Nebraska
$307K
BC
146
Bridgefront Capital
Texas
$297K
HIM
147
Hillsdale Investment Management
Ontario, Canada
$288K
State Board of Administration of Florida Retirement System
148
State Board of Administration of Florida Retirement System
Florida
$281K
New York State Common Retirement Fund
149
New York State Common Retirement Fund
New York
$275K
PFSRSONJ
150
Police & Firemen's Retirement System of New Jersey
New Jersey
$264K