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ADTRAN Holdings, Inc.

ADTN
Exchange
Nasdaq
Industry
Telephone & Telegraph Apparatus
SEC CIK
0000926282

In the last 90 days, ADTRAN Holdings, Inc. insiders filed 1 open-market purchase and 0 sales; 249 institutions reported holding it in 13F filings for Q2 2026, worth $1.17B in total; no superinvestor holds it.

13F holders, Q4 2021

Institutional positions in ADTRAN Holdings, Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
183
+10 vs. Q3 2021
Shares held
46.3M
+1.83M (+4.1%) vs. Q3 2021
Total value
$1.06B
+$222.6M (+26.7%) vs. Q3 2021
New holders
33
62 more added
Sold out
23
61 more reduced

2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ADTN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 183 institutions
Q1 2021: 136 institutionsQ2 2021: 155 institutionsQ3 2021: 175 institutionsQ4 2021: 183 institutionsQ1 2022: 187 institutionsQ2 2022: 163 institutionsQ3 2022: 187 institutionsQ4 2022: 180 institutionsQ1 2023: 174 institutionsQ2 2023: 165 institutionsQ3 2023: 165 institutionsQ4 2023: 169 institutionsQ1 2024: 169 institutionsQ2 2024: 158 institutionsQ3 2024: 153 institutionsQ4 2024: 158 institutionsQ1 2025: 205 institutionsQ2 2025: 194 institutionsQ3 2025: 221 institutionsQ4 2025: 213 institutionsQ1 2026: 228 institutionsQ2 2026: 249 institutions
Value heldQ4 2021: $1.06B
Q1 2021: $740.9MQ2 2021: $923.9MQ3 2021: $836.8MQ4 2021: $1.06BQ1 2022: $896.0MQ2 2022: $844.4MQ3 2022: $1.20BQ4 2022: $1.19BQ1 2023: $1.00BQ2 2023: $678.9MQ3 2023: $523.1MQ4 2023: $462.0MQ1 2024: $347.1MQ2 2024: $315.7MQ3 2024: $349.7MQ4 2024: $513.1MQ1 2025: $512.3MQ2 2025: $533.7MQ3 2025: $632.2MQ4 2025: $611.5MQ1 2026: $989.1MQ2 2026: $1.17B
Institutions holding ADTN and their total value by quarter
QuarterHoldersValue
Q2 2026249$1.17B
Q1 2026228$989.1M
Q4 2025213$611.5M
Q3 2025221$632.2M
Q2 2025194$533.7M
Q1 2025205$512.3M
Q4 2024158$513.1M
Q3 2024153$349.7M
Q2 2024158$315.7M
Q1 2024169$347.1M
Q4 2023169$462.0M
Q3 2023165$523.1M
Q2 2023165$678.9M
Q1 2023174$1.00B
Q4 2022180$1.19B
Q3 2022187$1.20B
Q2 2022163$844.4M
Q1 2022187$896.0M
Q4 2021183$1.06B
Q3 2021175$836.8M
Q2 2021155$923.9M
Q1 2021136$740.9M

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding ADTRAN Holdings, Inc.; share changes are against Q3 2021.

Institutions holding ADTN in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Meeder Asset Management Inc0$00.00%−8,328−100.0%Sold out
Arkadios Wealth Advisors0$00.00%−904−100.0%Sold out
Whittier Trust Co of Nevada Inc0$00.00%−685−100.0%Sold out
Harbour Investments, Inc.0$00.00%−657−100.0%Sold out
First Manhattan Co0$00.00%−210−100.0%Sold out
Kowal Investment Group, LLC0$00.00%−1−100.0%Sold out
Adirondack Research & Management Inc.––––Not filed
Wealth Quarterback LLC––––Not filed