AMERICAN TOWER CORP /MA/ Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
AMERICAN TOWER CORP /MA/ (AMT) reported Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense of $7.90 million for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-07-28.
Financial Statements › Expense Statement › Interest Expense
us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense · last filed 2026-07-28
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for the quarter ending 2026-06-30 was $7.90M, a 36.21% increase year-over-year.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for the quarter ending 2026-03-31 was $5.90M, a 7.27% increase year-over-year.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for the quarter ending 2025-12-31 was $6.50M, a 2.99% decline year-over-year.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for the quarter ending 2025-09-30 was $11.50M, a 7.26% decline year-over-year.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for fiscal 2025 was $29.30M, a 2.45% increase from fiscal 2024.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for fiscal 2024 was $28.60M, a 31.19% increase from fiscal 2023.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for fiscal 2023 was $21.80M, a 37.11% increase from fiscal 2022.
- AMERICAN TOWER CORP /MA/ unrecognized tax benefits, income tax penalties and interest expense for fiscal 2022 was $15.90M, a 77.12% decline from fiscal 2021.
| Period end | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 3 month | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 3 month as first filed | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 6 month | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 6 month as first filed | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 9 month | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 9 month as first filed | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 12 month | Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 12 month as first filed |
|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | $7.90M 10-Q · filed 2026-07-28 | $13.80M 10-Q · filed 2026-07-28 | $20.30M derived: sum of 3 quarters · filed 2026-07-28 | $31.80M derived: sum of 4 quarters · filed 2026-07-28 | ||||
| 2026-03-31 | $5.90M 10-Q · filed 2026-04-28 | $12.40M derived: sum of 2 quarters · filed 2026-04-28 | $23.90M derived: sum of 3 quarters · filed 2026-04-28 | $29.70M derived: sum of 4 quarters · filed 2026-07-28 | ||||
| 2025-12-31 | $6.50M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-24 | $18.00M derived: sum of 2 quarters · filed 2026-02-24 | $23.80M derived: sum of 3 quarters · filed 2026-07-28 | $29.30M 10-K · filed 2026-02-24 | ||||
| 2025-09-30 | $11.50M 10-Q · filed 2025-10-28 | $17.30M derived: sum of 2 quarters · filed 2026-07-28 | $22.80M 10-Q · filed 2025-10-28 | $29.50M derived: sum of 4 quarters · filed 2026-07-28 | ||||
| 2025-06-30 | $5.80M 10-Q · filed 2026-07-28 | $11.30M 10-Q · filed 2026-07-28 | $18.00M derived: sum of 3 quarters · filed 2026-07-28 | $30.40M derived: sum of 4 quarters · filed 2026-07-28 | ||||
| 2025-03-31 | $5.50M 10-Q · filed 2026-04-28 | $12.20M derived: sum of 2 quarters · filed 2026-04-28 | $24.60M derived: sum of 3 quarters · filed 2026-04-28 | $29.70M derived: sum of 4 quarters · filed 2026-04-28 | ||||
| 2024-12-31 | $6.70M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-24 | $19.10M derived: sum of 2 quarters · filed 2026-02-24 | $24.20M derived: sum of 3 quarters · filed 2026-02-24 | $28.60M 10-K · filed 2026-02-24 | ||||
| 2024-09-30 | $12.40M 10-Q · filed 2025-10-28 | $17.50M derived: sum of 2 quarters · filed 2025-10-28 | $21.90M 10-Q · filed 2025-10-28 | $37.30M derived: sum of 4 quarters · filed 2026-02-24 | ||||
| 2024-06-30 | $5.10M 10-Q · filed 2025-07-29 | $6.20M 10-Q · filed 2024-07-30 | $9.50M 10-Q · filed 2025-07-29 | $11.70M 10-Q · filed 2024-07-30 | $24.90M derived: sum of 3 quarters · filed 2026-02-24 | $27.50M derived: sum of 4 quarters · filed 2026-02-24 | ||
| 2024-03-31 | $4.40M 10-Q · filed 2025-04-29 | $5.50M 10-Q · filed 2024-04-30 | $19.80M derived: sum of 2 quarters · filed 2026-02-24 | $22.40M derived: sum of 3 quarters · filed 2026-02-24 | $25.60M derived: sum of 4 quarters · filed 2026-02-24 | |||
| 2023-12-31 | $15.40M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-24 | $18.00M derived: sum of 2 quarters · filed 2026-02-24 | $21.20M derived: sum of 3 quarters · filed 2026-02-24 | $21.80M 10-K · filed 2026-02-24 | $26.20M 10-K · filed 2024-02-27 | |||
| 2023-09-30 | $2.60M 10-Q · filed 2024-10-29 | $3.80M 10-Q · filed 2023-10-26 | $5.80M derived: sum of 2 quarters · filed 2024-10-29 | $6.40M 10-Q · filed 2024-10-29 | $9.80M 10-Q · filed 2023-10-26 | $9.30M derived: sum of 4 quarters · filed 2025-02-25 | ||
| 2023-06-30 | $3.20M 10-Q · filed 2024-07-30 | $6.00M 10-Q · filed 2024-07-30 | $6.70M derived: sum of 3 quarters · filed 2025-02-25 | $10.40M derived: sum of 4 quarters · filed 2025-02-25 | ||||
| 2023-03-31 | $2.80M 10-Q · filed 2024-04-30 | $3.50M derived: sum of 2 quarters · filed 2025-02-25 | $7.20M derived: sum of 3 quarters · filed 2025-02-25 | $11.40M derived: sum of 4 quarters · filed 2025-02-25 | ||||
| 2022-12-31 | $700.00K derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-25 | $4.40M derived: sum of 2 quarters · filed 2025-02-25 | $8.60M derived: sum of 3 quarters · filed 2025-02-25 | $15.90M 10-K · filed 2025-02-25 | $20.60M 10-K · filed 2023-02-23 | |||
| 2022-09-30 | $3.70M 10-Q · filed 2023-10-26 | $7.90M derived: sum of 2 quarters · filed 2023-10-26 | $15.20M 10-Q · filed 2023-10-26 | $41.60M derived: sum of 4 quarters · filed 2024-02-27 | ||||
| 2022-06-30 | $4.20M 10-Q · filed 2023-07-27 | $11.50M 10-Q · filed 2023-07-27 | $37.90M derived: sum of 3 quarters · filed 2024-02-27 | $47.50M derived: sum of 4 quarters · filed 2024-02-27 | ||||
| 2022-03-31 | $7.30M 10-Q · filed 2023-04-26 | $33.70M derived: sum of 2 quarters · filed 2024-02-27 | $43.30M derived: sum of 3 quarters · filed 2024-02-27 | $73.10M derived: sum of 4 quarters · filed 2024-02-27 | ||||
| 2021-12-31 | $26.40M derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-27 | $36.00M derived: sum of 2 quarters · filed 2024-02-27 | $65.80M derived: sum of 3 quarters · filed 2024-02-27 | $69.50M 10-K · filed 2024-02-27 | ||||
| 2021-09-30 | $9.60M 10-Q · filed 2022-10-27 | $39.40M derived: sum of 2 quarters · filed 2022-10-27 | $43.10M 10-Q · filed 2022-10-27 | $50.20M derived: sum of 4 quarters · filed 2023-02-23 | ||||
| 2021-06-30 | $29.80M 10-Q · filed 2022-07-28 | $33.50M 10-Q · filed 2022-07-28 | $40.60M derived: sum of 3 quarters · filed 2023-02-23 | $47.20M derived: sum of 4 quarters · filed 2023-02-23 | ||||
| 2021-03-31 | $3.70M 10-Q · filed 2022-04-27 | $10.80M derived: sum of 2 quarters · filed 2023-02-23 | $17.40M derived: sum of 3 quarters · filed 2023-02-23 | $18.40M derived: sum of 4 quarters · filed 2023-02-23 | ||||
| 2020-12-31 | $7.10M derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-23 | $13.70M derived: sum of 2 quarters · filed 2023-02-23 | $14.70M derived: sum of 3 quarters · filed 2023-02-23 | $16.40M 10-K · filed 2023-02-23 | ||||
| 2020-09-30 | $6.60M 10-Q · filed 2021-10-28 | $7.60M derived: sum of 2 quarters · filed 2021-10-28 | $9.30M 10-Q · filed 2021-10-28 | $15.30M derived: sum of 4 quarters · filed 2022-02-25 | ||||
| 2020-06-30 | $1.00M 10-Q · filed 2021-07-29 | $2.70M 10-Q · filed 2021-07-29 | $8.70M derived: sum of 3 quarters · filed 2022-02-25 | $10.80M derived: sum of 4 quarters · filed 2022-02-25 | ||||
| 2020-03-31 | $1.70M 10-Q · filed 2021-04-29 | $7.70M derived: sum of 2 quarters · filed 2022-02-25 | $9.80M derived: sum of 3 quarters · filed 2022-02-25 | $10.90M derived: sum of 4 quarters · filed 2022-02-25 | ||||
| 2019-12-31 | $6.00M derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-25 | $8.10M derived: sum of 2 quarters · filed 2022-02-25 | $9.20M derived: sum of 3 quarters · filed 2022-02-25 | $10.30M 10-K · filed 2022-02-25 | ||||
| 2019-09-30 | $2.10M 10-Q · filed 2020-10-29 | $3.20M derived: sum of 2 quarters · filed 2020-10-29 | $4.30M 10-Q · filed 2020-10-29 | $9.60M derived: sum of 4 quarters · filed 2021-02-25 | ||||
| 2019-06-30 | $1.10M 10-Q · filed 2020-07-30 | $2.20M 10-Q · filed 2020-07-30 | $7.50M derived: sum of 3 quarters · filed 2021-02-25 | $8.50M derived: sum of 4 quarters · filed 2021-02-25 | ||||
| 2019-03-31 | $1.10M 10-Q · filed 2020-04-29 | $6.40M derived: sum of 2 quarters · filed 2021-02-25 | $7.40M derived: sum of 3 quarters · filed 2021-02-25 | $8.10M derived: sum of 4 quarters · filed 2021-02-25 | ||||
| 2018-12-31 | $5.30M derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-25 | $6.30M derived: sum of 2 quarters · filed 2021-02-25 | $7.00M derived: sum of 3 quarters · filed 2021-02-25 | $8.00M 10-K · filed 2021-02-25 | ||||
| 2018-09-30 | $1.00M 10-Q · filed 2019-10-31 | $1.70M derived: sum of 2 quarters · filed 2019-10-31 | $2.70M 10-Q · filed 2019-10-31 | $4.30M derived: sum of 4 quarters · filed 2020-02-25 | ||||
| 2018-06-30 | $700.00K 10-Q · filed 2019-07-31 | $1.70M 10-Q · filed 2019-07-31 | $3.30M derived: sum of 3 quarters · filed 2020-02-25 | $4.40M derived: sum of 4 quarters · filed 2020-02-25 | ||||
| 2018-03-31 | $1.00M 10-Q · filed 2019-05-03 | $2.60M derived: sum of 2 quarters · filed 2020-02-25 | $3.70M derived: sum of 3 quarters · filed 2020-02-25 | $4.70M derived: sum of 4 quarters · filed 2020-02-25 | ||||
| 2017-12-31 | $1.60M derived: 10-K 12 month − 10-Q 9 month · filed 2020-02-25 | $2.70M derived: sum of 2 quarters · filed 2020-02-25 | $3.70M derived: sum of 3 quarters · filed 2020-02-25 | $5.00M 10-K · filed 2020-02-25 | ||||
| 2017-09-30 | $1.10M 10-Q · filed 2018-10-30 | $1.04M 10-Q · filed 2017-10-31 | $2.10M derived: sum of 2 quarters · filed 2018-10-30 | $3.40M 10-Q · filed 2018-10-30 | $3.39M 10-Q · filed 2017-10-31 | $5.58M derived: sum of 4 quarters · filed 2019-02-27 | ||
| 2017-06-30 | $1.00M 10-Q · filed 2018-07-31 | $2.30M 10-Q · filed 2018-07-31 | $4.48M derived: sum of 3 quarters · filed 2019-02-27 | $6.28M derived: sum of 4 quarters · filed 2019-02-27 | ||||
| 2017-03-31 | $1.30M 10-Q · filed 2018-05-02 | $3.48M derived: sum of 2 quarters · filed 2019-02-27 | $5.28M derived: sum of 3 quarters · filed 2019-02-27 | $7.48M derived: sum of 4 quarters · filed 2019-02-27 | ||||
| 2016-12-31 | $2.18M derived: 10-K 12 month − 10-Q 9 month · filed 2019-02-27 | $3.98M derived: sum of 2 quarters · filed 2019-02-27 | $6.18M derived: sum of 3 quarters · filed 2019-02-27 | $9.20M 10-K · filed 2019-02-27 | ||||
| 2016-09-30 | $1.81M 10-Q · filed 2017-10-31 | $1.80M 10-Q · filed 2016-10-27 | $4.01M derived: sum of 2 quarters · filed 2017-10-31 | $7.02M 10-Q · filed 2017-10-31 | $7.00M 10-Q · filed 2016-10-27 | $8.11M derived: sum of 4 quarters · filed 2018-02-28 | ||
| 2016-06-30 | $2.20M 10-Q · filed 2017-07-27 | $5.20M 10-Q · filed 2017-07-27 | $6.30M derived: sum of 3 quarters · filed 2018-02-28 | $7.00M derived: sum of 4 quarters · filed 2018-02-28 | ||||
| 2016-03-31 | $3.20M 10-Q · filed 2017-04-27 | $4.10M derived: sum of 2 quarters · filed 2018-02-28 | $4.80M derived: sum of 3 quarters · filed 2018-02-28 | $5.40M derived: sum of 4 quarters · filed 2018-02-28 | ||||
| 2015-12-31 | $900.00K derived: 10-K 12 month − 10-Q 9 month · filed 2018-02-28 | $1.60M derived: sum of 2 quarters · filed 2018-02-28 | $2.20M derived: sum of 3 quarters · filed 2018-02-28 | $3.20M 10-K · filed 2018-02-28 | $100.00K 10-K · filed 2016-02-26 | |||
| 2015-09-30 | $700.00K 10-Q · filed 2016-10-27 | $1.30M derived: sum of 2 quarters · filed 2016-10-27 | $2.30M 10-Q · filed 2016-10-27 | $3.90M derived: sum of 4 quarters · filed 2017-02-27 | ||||
| 2015-06-30 | $600.00K 10-Q · filed 2016-07-28 | $1.50M 10-Q · filed 2016-07-28 | $3.20M derived: sum of 3 quarters · filed 2017-02-27 | $5.00M derived: sum of 4 quarters · filed 2017-02-27 | ||||
| 2015-03-31 | $900.00K 10-Q · filed 2016-04-29 | $2.60M derived: sum of 2 quarters · filed 2017-02-27 | $4.40M derived: sum of 3 quarters · filed 2017-02-27 | $6.30M derived: sum of 4 quarters · filed 2017-02-27 | ||||
| 2014-12-31 | $1.70M derived: 10-K 12 month − 10-Q 9 month · filed 2017-02-27 | $3.50M derived: sum of 2 quarters · filed 2017-02-27 | $5.40M derived: sum of 3 quarters · filed 2017-02-27 | $6.50M 10-K · filed 2017-02-27 | -$3.40M 10-K · filed 2015-02-24 | |||
| 2014-09-30 | $1.80M 10-Q · filed 2015-10-29 | $3.70M derived: sum of 2 quarters · filed 2015-10-29 | $4.80M 10-Q · filed 2015-10-29 | $4.90M derived: sum of 4 quarters · filed 2016-02-26 | ||||
| 2014-06-30 | $1.90M 10-Q · filed 2015-07-29 | $3.20M 10-Q · filed 2015-07-29 | $3.10M derived: sum of 3 quarters · filed 2016-02-26 | $4.00M derived: sum of 4 quarters · filed 2016-02-26 | ||||
| 2014-03-31 | $1.30M 10-Q · filed 2015-04-30 | $1.20M derived: sum of 2 quarters · filed 2016-02-26 | $2.10M derived: sum of 3 quarters · filed 2016-02-26 | $3.40M derived: sum of 4 quarters · filed 2016-02-26 | ||||
| 2013-12-31 | -$100.00K derived: 10-K 12 month − 10-Q 9 month · filed 2016-02-26 | $800.00K derived: sum of 2 quarters · filed 2016-02-26 | $2.10M derived: sum of 3 quarters · filed 2016-02-26 | $3.40M 10-K · filed 2016-02-26 | ||||
| 2013-09-30 | $900.00K 10-Q · filed 2014-10-30 | $2.20M derived: sum of 2 quarters · filed 2014-10-30 | $3.50M 10-Q · filed 2014-10-30 | -$3.20M derived: sum of 4 quarters · filed 2015-02-24 | ||||
| 2013-06-30 | $1.30M 10-Q · filed 2014-07-30 | $2.60M 10-Q · filed 2014-07-30 | -$4.10M derived: sum of 3 quarters · filed 2015-02-24 | -$2.80M derived: sum of 4 quarters · filed 2015-02-24 | ||||
| 2013-03-31 | $1.40M 10-Q · filed 2014-05-01 | -$5.40M derived: sum of 2 quarters · filed 2015-02-24 | -$4.10M derived: sum of 3 quarters · filed 2015-02-24 | -$2.90M derived: sum of 4 quarters · filed 2015-02-24 | ||||
| 2012-12-31 | -$6.80M derived: 10-K 12 month − 10-Q 9 month · filed 2015-02-24 | -$5.50M derived: sum of 2 quarters · filed 2015-02-24 | -$4.30M derived: sum of 3 quarters · filed 2015-02-24 | -$2.90M 10-K · filed 2015-02-24 | ||||
| 2012-09-30 | $1.30M 10-Q · filed 2013-10-30 | $2.50M derived: sum of 2 quarters · filed 2013-10-30 | $3.90M 10-Q · filed 2013-10-30 | $9.50M derived: sum of 4 quarters · filed 2014-02-26 | ||||
| 2012-06-30 | $1.20M 10-Q · filed 2013-07-31 | $2.60M 10-Q · filed 2013-07-31 | $8.20M derived: sum of 3 quarters · filed 2014-02-26 | $9.40M derived: sum of 4 quarters · filed 2014-02-26 | ||||
| 2012-03-31 | $1.40M 10-Q · filed 2013-05-01 | $7.00M derived: sum of 2 quarters · filed 2014-02-26 | $8.20M derived: sum of 3 quarters · filed 2014-02-26 | $9.70M derived: sum of 4 quarters · filed 2014-02-26 | ||||
| 2011-12-31 | $5.60M derived: 10-K 12 month − 10-Q 9 month · filed 2014-02-26 | $6.80M derived: sum of 2 quarters · filed 2014-02-26 | $8.30M derived: sum of 3 quarters · filed 2014-02-26 | $9.10M 10-K · filed 2014-02-26 | ||||
| 2011-09-30 | $1.20M 10-Q · filed 2012-10-31 | $2.70M derived: sum of 2 quarters · filed 2012-10-31 | $3.50M 10-Q · filed 2012-10-31 | |||||
| 2011-06-30 | $1.50M 10-Q · filed 2012-08-02 | $2.40M 10-Q · filed 2012-08-02 | ||||||
| 2011-03-31 | $1.30M 10-Q · filed 2012-05-03 | |||||||
| 2010-12-31 | $2.30M 10-K · filed 2013-02-27 | |||||||
| 2009-12-31 | -$14.10M 10-K · filed 2012-02-29 |
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