Ionis Pharmaceuticals Logo

Ionis Pharmaceuticals

🇺🇸
IONS
US4622221004

Ionis Pharmaceuticals is a leading biopharmaceutical company dedicated to discovering and developing innovative RNA-targeted therapeutics. The company's primary focus is on treating rare and devastating diseases, particularly neurological disorders, leveraging groundbreaking antisense technology. Ionis is revolutionizing drug discovery to provide new treatment options for patients globally, aiming to significantly improve their quality of life.

Next Quarterly Earnings

Wednesday, November 4, 2026
CW 45
Pre-Market
In 69 days

Pre-market — typically before 3:30 p.m. German time (before the US open at 9:30 a.m. New York time).

Quiet period starts on October 7, 2026

Stock Price

Frequently asked questions

When will Ionis Pharmaceuticals report its next quarterly earnings?

Ionis Pharmaceuticals is scheduled to report its next quarterly earnings on 11/04/2026. Pre-market — typically before 3:30 p.m. German time (before the US open at 9:30 a.m. New York time).

When did Ionis Pharmaceuticals last report quarterly earnings?

Ionis Pharmaceuticals last reported quarterly earnings on 7/29/2026 (Q2 2026). Earnings per share (EPS) came in at -0.69 USD.

How does Ionis Pharmaceuticals stock react to earnings?

Across its last 3 earnings reports, Ionis Pharmaceuticals stock moved by ±3.9% on average the following day. The largest reaction was -5.3% on 02/25/2026; 1 of 3 reactions were positive.

How often has Ionis Pharmaceuticals beaten expectations?

Ionis Pharmaceuticals has beaten analyst EPS estimates in 4 of its last 5 evaluated quarters (beat rate: 80%).

How do I add the Ionis Pharmaceuticals earnings dates to my calendar?

Use the 'Subscribe in calendar' button on this page to add all dates to Google Calendar, Apple Calendar or Outlook. Dates update automatically when they change.

All Dates

Q3 2026
Estimate:-$1.21
Actual:
Q2 2026
Beat
Estimate:-$1.09
Actual:-$0.69
Difference:+$0.40
Q1 2026
Beat
Estimate:-$0.88
Actual:-$0.56
Difference:+$0.32
Price reaction (1 day):+4.3 %
Price reaction (7 days):+7.1 %
Q4 2025
Missed
Estimate:-$1.32
Actual:-$1.41
Difference:-$0.09
Price reaction (1 day):-5.3 %
Price reaction (7 days):-7.0 %
Q3 2025
Beat
Estimate:-$1.05
Actual:-$0.61
Difference:+$0.44
Price reaction (1 day):-2.3 %
Price reaction (7 days):+1.5 %
Q1 2025
Beat
Estimate:$0.16
Actual:$0.85
Difference:+$0.68

Earnings statistics

Stock reaction to earnings

±3.9%
Avg. next-day move
-5.3%
Largest move (02/25/2026)
33.3%
Share of positive reactions
±5.2%
Avg. move after 7 days

Basis: price reactions to the last 3 report dates (close to close).

Estimates vs. results

4/5
Quarters above estimates
80%
Beat rate
+14.1%
Avg. EPS surprise

Basis: 5 quarters with an analyst estimate and reported EPS.

Past price reactions are not a reliable indicator of future performance.

Company Information

Name
Ionis Pharmaceuticals
Ticker Symbol
IONS
ISIN
US4622221004
Country
🇺🇸
USA
Sector