Ionis Pharmaceuticals, Inc. Interest Expense
Ionis Pharmaceuticals, Inc. (IONS) reported Interest Expense of $4.62 million for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-07-29.
Financial Statements › Expense Statement › Interest Expense
us-gaap:InterestExpense · last filed 2026-07-29
- Ionis Pharmaceuticals, Inc. interest expense for the quarter ending 2026-06-30 was $4.62M, a 12.25% increase year-over-year.
- Ionis Pharmaceuticals, Inc. interest expense for the quarter ending 2026-03-31 was $5.16M, a 25.61% increase year-over-year.
- Ionis Pharmaceuticals, Inc. interest expense for the quarter ending 2025-12-31 was $4.83M, a 15.20% increase year-over-year.
- Ionis Pharmaceuticals, Inc. interest expense for the quarter ending 2025-09-30 was $4.21M, a 1.23% increase year-over-year.
- Ionis Pharmaceuticals, Inc. interest expense for fiscal 2025 was $17.26M, a 1.58% increase from fiscal 2024.
- Ionis Pharmaceuticals, Inc. interest expense for fiscal 2024 was $16.99M, a 34.23% increase from fiscal 2023.
- Ionis Pharmaceuticals, Inc. interest expense for fiscal 2023 was $12.66M, a 55.87% increase from fiscal 2022.
- Ionis Pharmaceuticals, Inc. interest expense for fiscal 2022 was $8.12M, a 13.12% decline from fiscal 2021.
| Period end | Interest Expense 3 month | Interest Expense 3 month as first filed | Interest Expense 6 month | Interest Expense 6 month as first filed | Interest Expense 9 month | Interest Expense 9 month as first filed | Interest Expense 12 month | Interest Expense 12 month as first filed |
|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | $4.62M 10-Q · filed 2026-07-29 | $9.78M 10-Q · filed 2026-07-29 | $14.61M derived: sum of 3 quarters · filed 2026-07-29 | $18.82M derived: sum of 4 quarters · filed 2026-07-29 | ||||
| 2026-03-31 | $5.16M 10-Q · filed 2026-04-29 | $9.99M derived: sum of 2 quarters · filed 2026-04-29 | $14.20M derived: sum of 3 quarters · filed 2026-04-29 | $18.31M derived: sum of 4 quarters · filed 2026-07-29 | ||||
| 2025-12-31 | $4.83M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $9.04M derived: sum of 2 quarters · filed 2026-02-26 | $13.15M derived: sum of 3 quarters · filed 2026-07-29 | $17.26M 10-K · filed 2026-02-26 | ||||
| 2025-09-30 | $4.21M 10-Q · filed 2025-10-29 | $8.33M derived: sum of 2 quarters · filed 2026-07-29 | $12.43M 10-Q · filed 2025-10-29 | $16.63M derived: sum of 4 quarters · filed 2026-07-29 | ||||
| 2025-06-30 | $4.11M 10-Q · filed 2026-07-29 | $8.22M 10-Q · filed 2026-07-29 | $12.41M derived: sum of 3 quarters · filed 2026-07-29 | $16.57M derived: sum of 4 quarters · filed 2026-07-29 | ||||
| 2025-03-31 | $4.11M 10-Q · filed 2026-04-29 | $8.30M derived: sum of 2 quarters · filed 2026-04-29 | $12.46M derived: sum of 3 quarters · filed 2026-04-29 | $16.95M derived: sum of 4 quarters · filed 2026-04-29 | ||||
| 2024-12-31 | $4.19M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $8.35M derived: sum of 2 quarters · filed 2026-02-26 | $12.84M derived: sum of 3 quarters · filed 2026-02-26 | $16.99M 10-K · filed 2026-02-26 | ||||
| 2024-09-30 | $4.16M 10-Q · filed 2025-10-29 | $8.65M derived: sum of 2 quarters · filed 2025-10-29 | $12.80M 10-Q · filed 2025-10-29 | $17.36M derived: sum of 4 quarters · filed 2026-02-26 | ||||
| 2024-06-30 | $4.49M 10-Q · filed 2025-07-30 | $8.64M 10-Q · filed 2025-07-30 | $13.20M derived: sum of 3 quarters · filed 2026-02-26 | $17.40M derived: sum of 4 quarters · filed 2026-02-26 | ||||
| 2024-03-31 | $4.15M 10-Q · filed 2025-04-30 | $8.71M derived: sum of 2 quarters · filed 2026-02-26 | $12.91M derived: sum of 3 quarters · filed 2026-02-26 | $15.20M derived: sum of 4 quarters · filed 2026-02-26 | ||||
| 2023-12-31 | $4.56M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $8.76M derived: sum of 2 quarters · filed 2026-02-26 | $11.05M derived: sum of 3 quarters · filed 2026-02-26 | $12.66M 10-K · filed 2026-02-26 | ||||
| 2023-09-30 | $4.20M 10-Q · filed 2024-11-06 | $6.49M derived: sum of 2 quarters · filed 2024-11-06 | $8.10M 10-Q · filed 2024-11-06 | $9.83M derived: sum of 4 quarters · filed 2025-02-19 | ||||
| 2023-06-30 | $2.29M 10-Q · filed 2024-08-01 | $3.90M 10-Q · filed 2024-08-01 | $5.63M derived: sum of 3 quarters · filed 2025-02-19 | $7.77M derived: sum of 4 quarters · filed 2025-02-19 | ||||
| 2023-03-31 | $1.61M 10-Q · filed 2024-05-07 | $3.34M derived: sum of 2 quarters · filed 2025-02-19 | $5.48M derived: sum of 3 quarters · filed 2025-02-19 | $7.61M derived: sum of 4 quarters · filed 2025-02-19 | ||||
| 2022-12-31 | $1.73M derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-19 | $3.87M derived: sum of 2 quarters · filed 2025-02-19 | $6.00M derived: sum of 3 quarters · filed 2025-02-19 | $8.12M 10-K · filed 2025-02-19 | ||||
| 2022-09-30 | $2.14M 10-Q · filed 2023-11-02 | $4.27M derived: sum of 2 quarters · filed 2023-11-02 | $6.39M 10-Q · filed 2023-11-02 | $8.63M derived: sum of 4 quarters · filed 2024-02-21 | ||||
| 2022-06-30 | $2.13M 10-Q · filed 2023-08-09 | $4.25M 10-Q · filed 2023-08-09 | $6.49M derived: sum of 3 quarters · filed 2024-02-21 | $8.83M derived: sum of 4 quarters · filed 2024-02-21 | ||||
| 2022-03-31 | $2.12M 10-Q · filed 2023-05-03 | $4.36M derived: sum of 2 quarters · filed 2024-02-21 | $6.70M derived: sum of 3 quarters · filed 2024-02-21 | $9.06M derived: sum of 4 quarters · filed 2024-02-21 | ||||
| 2021-12-31 | $2.24M derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-21 | $4.58M derived: sum of 2 quarters · filed 2024-02-21 | $6.93M derived: sum of 3 quarters · filed 2024-02-21 | $9.35M 10-K · filed 2024-02-21 | ||||
| 2021-09-30 | $2.34M 10-Q · filed 2022-11-09 | $4.70M derived: sum of 2 quarters · filed 2022-11-09 | $7.11M 10-Q · filed 2022-11-09 | $9.54M derived: sum of 4 quarters · filed 2023-02-22 | ||||
| 2021-06-30 | $2.36M 10-Q · filed 2022-08-09 | $4.77M 10-Q · filed 2022-08-09 | $7.21M derived: sum of 3 quarters · filed 2023-02-22 | $9.63M derived: sum of 4 quarters · filed 2023-02-22 | ||||
| 2021-03-31 | $2.41M 10-Q · filed 2022-05-04 | $4.85M derived: sum of 2 quarters · filed 2023-02-22 | $7.28M derived: sum of 3 quarters · filed 2023-02-22 | $9.72M derived: sum of 4 quarters · filed 2023-02-22 | ||||
| 2020-12-31 | $2.43M derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-22 | $4.86M derived: sum of 2 quarters · filed 2023-02-22 | $7.30M derived: sum of 3 quarters · filed 2023-02-22 | $9.51M 10-K · filed 2023-02-22 | $44.99M 10-K · filed 2021-02-24 | |||
| 2020-09-30 | $2.43M 10-Q · filed 2021-11-03 | $11.32M 10-Q · filed 2020-11-04 | $4.87M derived: sum of 2 quarters · filed 2021-11-03 | $7.08M 10-Q · filed 2021-11-03 | $33.48M 10-Q · filed 2020-11-04 | -$15.89M derived: sum of 4 quarters · filed 2022-02-25 | ||
| 2020-06-30 | $2.44M 10-Q · filed 2021-08-04 | $11.17M 10-Q · filed 2020-08-05 | $4.65M 10-Q · filed 2021-08-04 | $22.16M 10-Q · filed 2020-08-05 | -$18.32M derived: sum of 3 quarters · filed 2022-02-25 | -$6.31M derived: sum of 4 quarters · filed 2022-02-25 | ||
| 2020-03-31 | $2.21M 10-Q · filed 2021-05-05 | $10.99M 10-Q · filed 2020-05-06 | -$20.76M derived: sum of 2 quarters · filed 2022-02-25 | -$8.76M derived: sum of 3 quarters · filed 2022-02-25 | $3.05M derived: sum of 4 quarters · filed 2022-02-25 | |||
| 2019-12-31 | -$22.96M derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-25 | -$10.96M derived: sum of 2 quarters · filed 2022-02-25 | $840.00K derived: sum of 3 quarters · filed 2022-02-25 | $12.44M 10-K · filed 2022-02-25 | $48.77M 10-K · filed 2020-03-02 | |||
| 2019-09-30 | $12.00M 10-Q · filed 2020-11-04 | $23.80M derived: sum of 2 quarters · filed 2020-11-04 | $35.40M 10-Q · filed 2020-11-04 | $46.86M derived: sum of 4 quarters · filed 2021-02-24 | ||||
| 2019-06-30 | $11.80M 10-Q · filed 2020-08-05 | $23.40M 10-Q · filed 2020-08-05 | $34.86M derived: sum of 3 quarters · filed 2021-02-24 | $46.14M derived: sum of 4 quarters · filed 2021-02-24 | ||||
| 2019-03-31 | $11.60M 10-Q · filed 2020-05-06 | $23.06M derived: sum of 2 quarters · filed 2021-02-24 | $34.34M derived: sum of 3 quarters · filed 2021-02-24 | $45.45M derived: sum of 4 quarters · filed 2021-02-24 | ||||
| 2018-12-31 | $11.46M derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-24 | $22.74M derived: sum of 2 quarters · filed 2021-02-24 | $33.85M derived: sum of 3 quarters · filed 2021-02-24 | $44.79M 10-K · filed 2021-02-24 | ||||
| 2018-09-30 | $11.28M 10-Q · filed 2019-11-06 | $22.39M derived: sum of 2 quarters · filed 2019-11-06 | $33.33M 10-Q · filed 2019-11-06 | $44.12M derived: sum of 4 quarters · filed 2020-03-02 | ||||
| 2018-06-30 | $11.11M 10-Q · filed 2019-08-08 | $22.05M 10-Q · filed 2019-08-08 | $32.84M derived: sum of 3 quarters · filed 2020-03-02 | $43.66M derived: sum of 4 quarters · filed 2020-03-02 | ||||
| 2018-03-31 | $10.94M 10-Q · filed 2019-05-09 | $21.72M derived: sum of 2 quarters · filed 2020-03-02 | $32.55M derived: sum of 3 quarters · filed 2020-03-02 | $44.33M derived: sum of 4 quarters · filed 2020-03-02 | ||||
| 2017-12-31 | $10.79M derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-02 | $21.61M derived: sum of 2 quarters · filed 2020-03-02 | $33.39M derived: sum of 3 quarters · filed 2020-03-02 | $44.75M 10-K · filed 2020-03-02 | ||||
| 2017-09-30 | $10.82M 10-Q · filed 2018-11-06 | $22.60M derived: sum of 2 quarters · filed 2018-11-06 | $33.97M 10-Q · filed 2018-11-06 | $43.90M derived: sum of 4 quarters · filed 2019-03-01 | ||||
| 2017-06-30 | $11.78M 10-Q · filed 2018-08-07 | $23.14M 10-Q · filed 2018-08-07 | $33.08M derived: sum of 3 quarters · filed 2019-03-01 | $42.82M derived: sum of 4 quarters · filed 2019-03-01 | ||||
| 2017-03-31 | $11.36M 10-Q · filed 2018-05-07 | $21.30M derived: sum of 2 quarters · filed 2019-03-01 | $31.04M derived: sum of 3 quarters · filed 2019-03-01 | $40.67M derived: sum of 4 quarters · filed 2019-03-01 | ||||
| 2016-12-31 | $9.93M derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-01 | $19.68M derived: sum of 2 quarters · filed 2019-03-01 | $29.30M derived: sum of 3 quarters · filed 2019-03-01 | $38.80M 10-K · filed 2019-03-01 | ||||
| 2016-09-30 | $9.75M 10-Q · filed 2017-11-07 | $19.37M derived: sum of 2 quarters · filed 2017-11-07 | $28.86M 10-Q · filed 2017-11-07 | $38.21M derived: sum of 4 quarters · filed 2018-02-28 | ||||
| 2016-06-30 | $9.63M 10-Q · filed 2017-08-09 | $19.11M 10-Q · filed 2017-08-09 | $28.47M derived: sum of 3 quarters · filed 2018-02-28 | $37.70M derived: sum of 4 quarters · filed 2018-02-28 | ||||
| 2016-03-31 | $9.49M 10-Q · filed 2017-05-09 | $18.84M derived: sum of 2 quarters · filed 2018-02-28 | $28.07M derived: sum of 3 quarters · filed 2018-02-28 | $37.20M derived: sum of 4 quarters · filed 2018-02-28 | ||||
| 2015-12-31 | $9.35M derived: 10-K 12 month − 10-Q 9 month · filed 2018-02-28 | $18.58M derived: sum of 2 quarters · filed 2018-02-28 | $27.71M derived: sum of 3 quarters · filed 2018-02-28 | $36.73M 10-K · filed 2018-02-28 | ||||
| 2015-09-30 | $9.23M 10-Q · filed 2016-11-09 | $18.36M derived: sum of 2 quarters · filed 2016-11-09 | $27.38M 10-Q · filed 2016-11-09 | $34.69M derived: sum of 4 quarters · filed 2017-03-01 | ||||
| 2015-06-30 | $9.13M 10-Q · filed 2016-08-09 | $18.15M 10-Q · filed 2016-08-09 | $25.45M derived: sum of 3 quarters · filed 2017-03-01 | $30.45M derived: sum of 4 quarters · filed 2017-03-01 | ||||
| 2015-03-31 | $9.02M 10-Q · filed 2016-05-05 | $16.33M derived: sum of 2 quarters · filed 2017-03-01 | $21.33M derived: sum of 3 quarters · filed 2017-03-01 | $26.29M derived: sum of 4 quarters · filed 2017-03-01 | ||||
| 2014-12-31 | $7.31M derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-01 | $12.30M derived: sum of 2 quarters · filed 2017-03-01 | $17.27M derived: sum of 3 quarters · filed 2017-03-01 | $22.21M 10-K · filed 2017-03-01 | ||||
| 2014-09-30 | $5.00M 10-Q · filed 2015-11-09 | $9.96M derived: sum of 2 quarters · filed 2015-11-09 | $14.90M 10-Q · filed 2015-11-09 | $19.79M derived: sum of 4 quarters · filed 2016-02-26 | ||||
| 2014-06-30 | $4.96M 10-Q · filed 2015-08-05 | $9.90M 10-Q · filed 2015-08-05 | $14.79M derived: sum of 3 quarters · filed 2016-02-26 | $19.66M derived: sum of 4 quarters · filed 2016-02-26 | ||||
| 2014-03-31 | $4.94M 10-Q · filed 2015-05-05 | $9.83M derived: sum of 2 quarters · filed 2016-02-26 | $14.70M derived: sum of 3 quarters · filed 2016-02-26 | $19.50M derived: sum of 4 quarters · filed 2016-02-26 | ||||
| 2013-12-31 | $4.88M derived: 10-K 12 month − 10-Q 9 month · filed 2016-02-26 | $9.75M derived: sum of 2 quarters · filed 2016-02-26 | $14.56M derived: sum of 3 quarters · filed 2016-02-26 | $19.36M 10-K · filed 2016-02-26 | ||||
| 2013-09-30 | $4.87M 10-Q · filed 2014-11-07 | $9.68M derived: sum of 2 quarters · filed 2014-11-07 | $14.47M 10-Q · filed 2014-11-07 | $19.29M derived: sum of 4 quarters · filed 2015-03-02 | ||||
| 2013-06-30 | $4.81M 10-Q · filed 2014-08-04 | $9.60M 10-Q · filed 2014-08-04 | $14.42M derived: sum of 3 quarters · filed 2015-03-02 | $20.36M derived: sum of 4 quarters · filed 2015-03-02 | ||||
| 2013-03-31 | $4.79M 10-Q · filed 2014-05-06 | $9.61M derived: sum of 2 quarters · filed 2015-03-02 | $15.55M derived: sum of 3 quarters · filed 2015-03-02 | $20.77M derived: sum of 4 quarters · filed 2015-03-02 | ||||
| 2012-12-31 | $4.82M derived: 10-K 12 month − 10-Q 9 month · filed 2015-03-02 | $10.75M derived: sum of 2 quarters · filed 2015-03-02 | $15.97M derived: sum of 3 quarters · filed 2015-03-02 | $21.15M 10-K · filed 2015-03-02 | ||||
| 2012-09-30 | $5.94M 10-Q · filed 2013-11-05 | $11.16M derived: sum of 2 quarters · filed 2013-11-05 | $16.34M 10-Q · filed 2013-11-05 | $21.44M derived: sum of 4 quarters · filed 2014-03-03 | ||||
| 2012-06-30 | $5.22M 10-Q · filed 2013-08-06 | $10.40M 10-Q · filed 2013-08-06 | $15.51M derived: sum of 3 quarters · filed 2014-03-03 | $20.28M derived: sum of 4 quarters · filed 2014-03-03 | ||||
| 2012-03-31 | $5.18M 10-Q · filed 2013-05-07 | $10.29M derived: sum of 2 quarters · filed 2014-03-03 | $15.06M derived: sum of 3 quarters · filed 2014-03-03 | $18.50M derived: sum of 4 quarters · filed 2014-03-03 | ||||
| 2011-12-31 | $5.11M derived: 10-K 12 month − 10-Q 9 month · filed 2014-03-03 | $9.88M derived: sum of 2 quarters · filed 2014-03-03 | $13.32M derived: sum of 3 quarters · filed 2014-03-03 | $16.73M 10-K · filed 2014-03-03 | ||||
| 2011-09-30 | $4.77M 10-Q · filed 2012-11-06 | $8.21M derived: sum of 2 quarters · filed 2012-11-06 | $11.62M 10-Q · filed 2012-11-06 | $15.02M derived: sum of 4 quarters · filed 2013-02-28 | ||||
| 2011-06-30 | $3.44M 10-Q · filed 2012-08-06 | $6.85M 10-Q · filed 2012-08-06 | $10.25M derived: sum of 3 quarters · filed 2013-02-28 | $13.59M derived: sum of 4 quarters · filed 2013-02-28 | ||||
| 2011-03-31 | $3.42M 10-Q · filed 2012-05-09 | $6.81M derived: sum of 2 quarters · filed 2013-02-28 | $10.15M derived: sum of 3 quarters · filed 2013-02-28 | $13.41M derived: sum of 4 quarters · filed 2013-02-28 | ||||
| 2010-12-31 | $3.40M derived: 10-K 12 month − 10-Q 9 month · filed 2013-02-28 | $6.74M derived: sum of 2 quarters · filed 2013-02-28 | $10.00M derived: sum of 3 quarters · filed 2013-02-28 | $13.23M 10-K · filed 2013-02-28 | ||||
| 2010-09-30 | $3.34M 10-Q · filed 2011-11-08 | $6.60M derived: sum of 2 quarters · filed 2011-11-08 | $9.84M 10-Q · filed 2011-11-08 | $13.09M derived: sum of 4 quarters · filed 2012-02-29 | ||||
| 2010-06-30 | $3.26M 10-Q · filed 2011-08-08 | $3.26M 10-Q · filed 2010-08-09 | $6.50M 10-Q · filed 2011-08-08 | $6.50M 10-Q · filed 2010-08-09 | $9.75M derived: sum of 3 quarters · filed 2012-02-29 | $12.93M derived: sum of 4 quarters · filed 2012-02-29 | ||
| 2010-03-31 | $3.24M 10-Q · filed 2011-05-06 | $6.49M derived: sum of 2 quarters · filed 2012-02-29 | $9.67M derived: sum of 3 quarters · filed 2012-02-29 | $12.83M derived: sum of 4 quarters · filed 2012-02-29 | ||||
| 2009-12-31 | $3.25M derived: 10-K 12 month − 10-Q 9 month · filed 2012-02-29 | $6.44M derived: sum of 2 quarters · filed 2012-02-29 | $9.59M derived: sum of 3 quarters · filed 2012-02-29 | $12.67M 10-K · filed 2012-02-29 | ||||
| 2009-09-30 | $3.19M 10-Q · filed 2010-11-05 | $6.34M derived: sum of 2 quarters · filed 2010-11-05 | $9.42M 10-Q · filed 2010-11-05 | |||||
| 2009-06-30 | $3.15M 10-Q · filed 2010-08-09 | $6.24M 10-Q · filed 2010-08-09 | ||||||
| 2008-12-31 | $11.81M 10-K · filed 2011-03-01 |
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