213 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, 82 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: $ → $

13% less repeat investments, than reductions

Existing positions increased: 71 | Existing positions reduced: 82

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
213
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
PWMG
201
Private Wealth Management Group
New Jersey
$765
CIAM
202
Caitong International Asset Management
Hong Kong
$739
MCM
203
MAI Capital Management
Ohio
$418
TM
204
Torren Management
California
$400
AF
205
Allworth Financial
California
$339
AssetMark Inc
206
AssetMark Inc
California
$295
EPL
207
Essential Partners LLC
California
$278
FFA
208
Farther Finance Advisors
California
$269
SS
209
SBI Securities
Japan
$113
LFG
210
Larson Financial Group
Missouri
$70
AAP
211
Arax Advisory Partners
Colorado
$43
HNB
212
Huntington National Bank
Ohio
$30
IA
213
IFP Advisors
Florida
$26
SSA
214
Schonfeld Strategic Advisors
New York
Marshall Wace
215
Marshall Wace
United Kingdom
WAM
216
Wolverine Asset Management
Illinois
MCM
217
Moore Capital Management
New York
MHP
218
Manatuck Hill Partners
Connecticut
DTL
219
Dynamic Technology Lab
Singapore
Focus Partners Wealth
220
Focus Partners Wealth
Massachusetts
SPPAM
221
Summit Partners Public Asset Management
Massachusetts
SFI
222
Susquehanna Fundamental Investments
Pennsylvania
SO
223
STRS Ohio
Ohio
OQS
224
Occudo Quantitative Strategies
Florida
TI
225
Tidal Investments
Wisconsin