ADTRAN Holdings, Inc. Defined Benefit Plan, Accumulated Benefit Obligation
ADTRAN Holdings, Inc. (ADTN) had Defined Benefit Plan, Accumulated Benefit Obligation of $67.90 million as of 2025-12-31, per its 10-K filed 2026-02-26.
Financial Statements › Notes › Compensation Related Costs › Retirement Benefits › Defined Benefit Plan
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation · last filed 2026-02-26
- 2025-12-31: Defined Benefit Plan, Accumulated Benefit Obligation $67.90M.
- 2024-12-31: Defined Benefit Plan, Accumulated Benefit Obligation $62.80M.
- 2023-12-31: Defined Benefit Plan, Accumulated Benefit Obligation $67.10M.
- 2022-12-31: Defined Benefit Plan, Accumulated Benefit Obligation $56.80M.
| Period end | Defined Benefit Plan, Accumulated Benefit Obligation |
|---|---|
| 2025-12-31 | $67.90M 10-K · filed 2026-02-26 |
| 2024-12-31 | $62.80M 10-K · filed 2026-02-26 |
| 2023-12-31 | $67.10M 10-K/A · filed 2025-05-20 |
| 2022-12-31 | $56.80M 10-K · filed 2024-03-15 |
| 2021-12-31 | $44.20M 10-K/A · filed 2023-08-14 |
| 2020-12-31 | $50.90M 10-K · filed 2022-02-25 |
| 2019-12-31 | $43.90M 10-K · filed 2021-02-26 |
| 2018-12-31 | $37.20M 10-K · filed 2020-02-25 |
| 2017-12-31 | $32.90M 10-K · filed 2019-02-28 |
| 2016-12-31 | $28.70M 10-K · filed 2018-02-23 |
| 2015-12-31 | $25.10M 10-K · filed 2017-02-24 |
| 2014-12-31 | $29.20M 10-K · filed 2016-02-24 |
| 2013-12-31 | $22.90M 10-K · filed 2015-02-24 |
| 2012-12-31 | $20.80M 10-K · filed 2014-02-27 |
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