ADTRAN Holdings, Inc. - Common Stock, par value $0.01 (ADTN)

Historical Holders from Q1 2016 to Q3 2025

Symbol
ADTN on Nasdaq
Type / Class
Equity / Common Stock, par value $0.01
Shares outstanding
80,327,250
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
67,395,308
Holdings value
$632,170,642
% of all portfolios
0.004%
Number of holders
218
Number of buys
126
Number of sells
-77
Average buys %
+0%
Average sells %
-0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of ADTRAN Holdings, Inc. - Common Stock, par value $0.01 (ADTN)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD GROUP INC 10.2% $63,859,348 8,166,157 The Vanguard Group 30 Jun 2025
EGORA VENTURES AG 6.73% $41,305,115 5,357,343 EGORA Ventures AG (f/k/a EGORA Holding GmbH) 14 Feb 2025
DnB Asset Management AS 4.4% $27,382,882 3,551,606 DnB Asset Management AS 31 Mar 2025
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 4.2% $25,861,915 3,354,334 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 31 Mar 2025
Divisar Capital Management LLC 4% -26% $30,138,784 -$9,532,631 3,213,090 -24% Divisar Capital Management LLC 30 Sep 2025

Institutional Holders of ADTRAN Holdings, Inc. - Common Stock, par value $0.01 (ADTN)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 67,395,308 $632,170,642 +$73,019,725 $9.38 218
2025 Q2 59,497,253 $533,686,663 +$9,414,153 $8.97 192
2025 Q1 58,522,511 $510,321,126 -$28,852,601 $8.72 204
2024 Q4 61,596,351 $513,093,123 +$19,032,311 $8.33 157
2024 Q3 58,965,958 $349,632,043 -$5,837,235 $5.93 149
2024 Q2 59,970,719 $315,391,967 -$19,892,933 $5.26 156
2024 Q1 63,682,349 $346,190,573 -$270,296 $5.44 166
2023 Q4 62,894,503 $461,974,644 -$8,184,997 $7.34 168
2023 Q3 63,552,312 $523,087,079 -$14,687,244 $8.23 164
2023 Q2 64,342,704 $677,558,122 -$26,182,923 $10.53 159
2023 Q1 63,196,076 $1,002,082,503 -$1,663,078 $15.86 172
2022 Q4 63,601,968 $1,194,292,898 +$47,348,414 $18.79 177
2022 Q3 61,173,817 $1,197,841,121 +$1,169,038,375 $19.58 180
2022 Q2 1,377,834 $24,255,835 +$24,246,702 $17.53 10
2022 Q1 521 $9,612 +$240 $18.45 1
2021 Q4 508 $11,598 +$251 $22.83 1
2021 Q3 497 $9,324 $18.76 1
2021 Q2 497 $10,263 $20.65 1
2021 Q1 497 $8,290 $16.68 1
2020 Q4 497 $7,341 $14.77 1
2020 Q3 497 $5,097 $10.26 1
2020 Q2 497 $5,432 +$5,432 $10.93 1
2019 Q4 0 $0 -$12,752 0
2019 Q3 1,124 $12,752 $11.35 1
2019 Q2 1,124 $17,141 $15.25 1
2019 Q1 1,124 $15,399 +$15,399 $13.7 1
2018 Q4 0 $0 -$14,844 0
2018 Q3 841 $14,844 +$6,937 $17.65 1
2018 Q2 448 $6,653 -$10,098 $14.85 1
2018 Q1 1,128 $17,540 $15.55 1
2017 Q4 1,128 $21,827 $19.35 1
2017 Q3 1,128 $27,072 $24 1
2017 Q2 1,128 $23,293 $20.65 1
2017 Q1 1,128 $23,406 $20.75 1
2016 Q4 1,128 $25,211 $22.35 1
2016 Q3 1,128 $21,590 $19.14 1
2016 Q2 1,128 $21,037 $18.65 1
2016 Q1 1,128 $22,808 $20.22 1