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, Q3 2025
Institutional positions in ADTRAN Holdings, Inc. as of Sep 30, 2025. 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
- 221
- +28 vs. Q2 2025
- Shares held
- 67.5M
- +8.21M (+13.8%) vs. Q2 2025
- Total value
- $632.2M
- +$100.3M (+18.8%) vs. Q2 2025
- New holders
- 46
- 84 more added
- Sold out
- 18
- 58 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 249 | $1.17B |
| Q1 2026 | 228 | $989.1M |
| Q4 2025 | 213 | $611.5M |
| Q3 2025 | 221 | $632.2M |
| Q2 2025 | 194 | $533.7M |
| Q1 2025 | 205 | $512.3M |
| Q4 2024 | 158 | $513.1M |
| Q3 2024 | 153 | $349.7M |
| Q2 2024 | 158 | $315.7M |
| Q1 2024 | 169 | $347.1M |
| Q4 2023 | 169 | $462.0M |
| Q3 2023 | 165 | $523.1M |
| Q2 2023 | 165 | $678.9M |
| Q1 2023 | 174 | $1.00B |
| Q4 2022 | 180 | $1.19B |
| Q3 2022 | 187 | $1.20B |
| Q2 2022 | 163 | $844.4M |
| Q1 2022 | 187 | $896.0M |
| Q4 2021 | 183 | $1.06B |
| Q3 2021 | 175 | $836.8M |
| Q2 2021 | 155 | $923.9M |
| Q1 2021 | 136 | $740.9M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding ADTRAN Holdings, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 793,537 | $7.44M | 0.00% | −150,461−15.9% | Reduced |
| Barclays PLC | 806,339 | $7.56M | 0.00% | +211,746+35.6% | Added |
| JPMorgan Chase & Co | 813,363 | $7.63M | 0.00% | +356,884+78.2% | Added |
| Tudor Investment Corp Et Al | 897,115 | $8.41M | 0.05% | +729,194+434.2% | Added |
| Westerly Capital Management, LLC | 920,220 | $8.63M | 2.74% | −54,780−5.6% | Reduced |
| Assenagon Asset Management S.A. | 932,680 | $8.75M | 0.01% | +814,864+691.6% | Added |
| Tieton Capital Management, LLC | 989,124 | $9.28M | 3.22% | +36,632+3.8% | Added |
| Alyeska Investment Group, L.P. | 1,084,029 | $10.2M | 0.03% | +1,084,029 | New |
| Needham Investment Management LLC | 1,175,000 | $11.0M | 0.77% | +55,000+4.9% | Added |
| Ophir Asset Management Pty Ltd | 1,204,749 | $11.3M | 1.40% | +1,204,749 | New |
| First Eagle Investment Management, LLC | 1,209,207 | $11.3M | 0.02% | +75,600+6.7% | Added |
| Citadel Advisors LLC | 1,218,868 | $11.4M | 0.01% | +813,822+200.9% | Added |
| Geode Capital Management, LLC | 1,770,186 | $16.6M | 0.00% | +20,880+1.2% | Added |
| State Street Corp | 1,899,508 | $17.8M | 0.00% | +44,028+2.4% | Added |
| Royce & Associates LP | 2,410,775 | $22.6M | 0.23% | +308,705+14.7% | Added |
| William Blair Investment Management, LLC | 2,736,430 | $25.7M | 0.07% | −166,096−5.7% | Reduced |
| DnB Asset Management AS | 2,903,869 | $27.2M | 0.10% | +174,354+6.4% | Added |
| Divisar Capital Management LLC | 3,213,090 | $30.1M | 8.20% | −1,016,272−24.0% | Reduced |
| BlackRock, Inc. | 8,273,324 | $77.6M | 0.00% | +214,974+2.7% | Added |
| Vanguard Group Inc | 8,383,305 | $78.6M | 0.00% | +217,148+2.7% | Added |
| Colony Group, LLC | 109,183 | – | – | +109,183 | New |
| SG Capital Management LLC | 0 | $0 | 0.00% | −847,417−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −238,963−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −176,300−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −115,800−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −73,103−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −52,018−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −35,307−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −30,577−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −26,134−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −12,707−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −11,855−100.0% | Sold out |
| Eqis Capital Management, Inc. | 0 | $0 | 0.00% | −11,101−100.0% | Sold out |
| Park Avenue Securities LLC | 0 | $0 | 0.00% | −10,130−100.0% | Sold out |
| Cape Investment Advisory, Inc. | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0 | $0 | 0.00% | −615−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Norges Bank | – | – | – | – | Not filed |