Catalyst Calendar
Scope

Thu, Jul 9, 2026

1 updates

Mon, Jul 6, 2026

1 updates

Thu, Jun 25, 2026

1 updates

Wed, Jun 24, 2026

1 updates
IONS
2:37 PM

TRYNGOLZA® (olezarsen) approved by the FDA as the first and only treatment to reduce triglycerides and the risk of acute pancreatitis in patients with severe hypertriglyceridemia (sHTG)

– Proven to deliver significant and robust triglyceride reductions – – Only treatment for sHTG indicated to reduce the risk of acute pancreatitis – – Ionis’ first independent commercial launch in a prevalent condition – – Ionis to host webcast today at 3:30 p.m. ET – CARLSBAD, Calif.

ionis.com

Mon, Jun 8, 2026

1 updates

Thu, Jun 4, 2026

1 updates
IONS
7:00 AM

Ionis to present new analyses from CORE and CORE2 pivotal studies supporting olezarsen for severe hypertriglyceridemia (sHTG) at upcoming congresses

CARLSBAD, Calif. --(BUSINESS WIRE)--Jun. 4, 2026-- Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that new data analyses from the landmark Phase 3 CORE and CORE2 studies of olezarsen in people with severe hypertriglyceridemia (sHTG) will be presented during four oral presentations at

Presentation / Abstract • Phase 3Oral presentation Sat, Jun 6, 2026, 3:15 PM CTionis.com

Thu, May 28, 2026

1 updates
IONS
4:45 AM

Ionis partner GSK announces bepirovirsen achieves unprecedented functional cure rates with potential to redefine treatment for chronic hepatitis B

– Pivotal B-Well data show significant 19% functional cure rate in the overall study population and 26% in patients with lower viral activity, compared to 0% with standard of care – – 49% of bepirovirsen recipients achieved a surface antigen level of ≤100 IU/mL one year after end of treatment in

Trial Results • Phase 3B-Well 1 and 2 pivotal data readout Thu, May 28, 2026ionis.com

Thu, May 14, 2026

1 updates
IONS
7:05 AM

Ionis partner Biogen announces topline results from Phase 2 CELIA study of diranersen (BIIB080): first study to show reduction in tau pathology and cognitive benefit in patients with early Alzheimer’s disease

- Based on the strength of the biomarker and efficacy data, Biogen plans to advance diranersen to registrational development; CELIA did not meet its primary endpoint assessing dose response - - Robust reductions in tau pathology were observed across all studied doses, with results generally

Trial Results • Phase 2Results event Thu, May 14, 2026ionis.com

Mon, May 4, 2026

1 updates
IONS
7:05 AM

Ionis to host 2026 virtual Annual Meeting of Stockholders

CARLSBAD, Calif. --(BUSINESS WIRE)--May 4, 2026-- Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that management will conduct its 2026 virtual Annual Meeting of Stockholders followed by a general corporate update on Thursday, June 4, 2026.

ionis.com

Fri, May 1, 2026

1 updates
IONS
7:05 AM

Ionis to present at upcoming investor conferences

CARLSBAD, Calif. --(BUSINESS WIRE)--May 1, 2026-- Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that management will participate in fireside chats at the following investor conferences: Bank of America Securities 2026 Health Care Conference on Tuesday, May 12, 2026 2026 RBC Capital

ionis.com

Wed, Apr 29, 2026

1 updates

Tue, Apr 28, 2026

1 updates
IONS
2:06 AM

Ionis partner GSK announces bepirovirsen accepted for Priority Review and granted Breakthrough Therapy Designation by U.S. FDA as a potential first-in-class medicine for chronic hepatitis B

– Regulatory submission supported by Phase 3 B-Well trials demonstrating statistically significant and clinically meaningful functional cure rates in chronic hepatitis B - – Breakthrough Therapy designation added to Fast Track Designation, recognizing potential for substantial improvement over

ionis.com

Tue, Apr 21, 2026

1 updates

Wed, Apr 15, 2026

1 updates
IONS
7:05 AM

Ionis to hold first quarter 2026 financial results webcast

Webcast scheduled for Wednesday, April 29 at 8:30 a.m. Eastern Time CARLSBAD, Calif. --(BUSINESS WIRE)--Apr. 15, 2026-- Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) announced today that it will host a live webcast on Wednesday, April 29 at 8:30 a.m. Eastern Time to discuss its first quarter 2026

ionis.com