Ionis Pharmaceuticals Inc (IONS) — Defensive Interval Ratio
Ionis Pharmaceuticals Inc (IONS) has a Defensive Interval Ratio of 778 days as of September 2025. Defensive assets of $1.93 Billion (cash $-, short-term investments $1.90 Billion, receivables $25.00 Million) cover 778 days of daily cash needs of $2.48 Million/day. Check IONS goodwill-adjusted equity ratio to evaluate the tangible quality of the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Ionis Pharmaceuticals Inc Defensive Interval Ratio (1991–2024)
This chart shows how Ionis Pharmaceuticals Inc's Defensive Interval Ratio has evolved across 28 annual periods from 1991 to 2024. As of September 2025, the ratio stands at 778 days, meaning defensive assets of $1.93 Billion can fund 778 days of operations without new revenue. Also explore Ionis Pharmaceuticals Inc (IONS) equity growth momentum to track the company's year-over-year net asset growth rate.
Annual Defensive Interval Ratio for Ionis Pharmaceuticals Inc (1991–2024)
The table below presents the year-by-year Defensive Interval Ratio for Ionis Pharmaceuticals Inc from 1991 to 2024, covering 28 annual filings. Each row shows defensive assets, daily cash need, the DIR in days, and the change in days compared to the prior year. For live market cap and the full company financial profile, see how much is Ionis Pharmaceuticals Inc worth.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2024 | 2534 days | $2.15 Billion | $847.45K/day | $- | $2.06 Billion | ▲ +881 days |
| 2023 | 1653 days | $2.03 Billion | $1.23 Million/day | $- | $1.93 Billion | ▼ -393 days |
| 2022 | 2046 days | $1.75 Billion | $853.59K/day | $- | $1.72 Billion | ▲ +65 days |
| 2021 | 1981 days | $1.31 Billion | $660.27K/day | $- | $1.25 Billion | ▲ +4 days |
| 2020 | 1977 days | $1.57 Billion | $794.52K/day | $- | $1.49 Billion | ▼ -536 days |
| 2019 | 2513 days | $1.88 Billion | $747.95K/day | $- | $1.82 Billion | ▲ +145 days |
| 2018 | 2367 days | $1.82 Billion | $767.93K/day | $- | $1.81 Billion | ▲ +815 days |
| 2017 | 1553 days | $956.04 Million | $615.73K/day | $- | $893.09 Million | ▲ +1251 days |
| 2016 | 301 days | $110.46 Million | $366.53K/day | $- | $2.41 Million | ▲ +213 days |
| 2015 | 89 days | $36.15 Million | $407.88K/day | $- | $24.79 Million | ▼ -183 days |
| 2014 | 271 days | $85.78 Million | $315.98K/day | $- | $81.88 Million | ▲ +36 days |
| 2013 | 236 days | $63.20 Million | $267.98K/day | $- | $52.10 Million | ▲ +68 days |
| 2012 | 168 days | $34.14 Million | $203.62K/day | $- | $33.62 Million | ▼ -1200 days |
| 2011 | 1367 days | $285.11 Million | $208.53K/day | $- | $278.19 Million | ▼ -24 days |
| 2010 | 1391 days | $403.54 Million | $290.11K/day | $- | $402.30 Million | ▼ -181 days |
| 2009 | 1572 days | $479.96 Million | $305.33K/day | $- | $469.06 Million | ▲ +761 days |
| 2008 | 811 days | $277.20 Million | $341.64K/day | $- | $273.08 Million | ▲ +452 days |
| 2007 | 360 days | $61.28 Million | $170.42K/day | $- | $55.10 Million | ▼ -820 days |
| 2006 | 1179 days | $81.21 Million | $68.87K/day | $- | $78.82 Million | ▼ -273 days |
| 2005 | 1452 days | $94.66 Million | $65.19K/day | $- | $90.74 Million | ▲ +723 days |
| 2004 | 729 days | $86.68 Million | $118.95K/day | $- | $76.63 Million | ▼ -754 days |
| 2003 | 1483 days | $185.04 Million | $124.81K/day | $- | $182.39 Million | ▲ +510 days |
| 2002 | 973 days | $202.40 Million | $208.08K/day | $- | $187.50 Million | ▼ -505 days |
| 2001 | 1478 days | $195.37 Million | $132.18K/day | $- | $185.01 Million | ▼ -791 days |
| 2000 | 2269 days | $90.99 Million | $40.10K/day | $- | $87.65 Million | ▲ +1712 days |
| 1999 | 557 days | $22.90 Million | $41.10K/day | $- | $17.50 Million | ▲ +500 days |
| 1998 | 57 days | $3.50 Million | $61.64K/day | $- | $- | ▼ -1933 days |
| 1991 | 1990 days | $39.80 Million | $20.00K/day | $- | $- | — |