Ionis Pharmaceuticals Inc

5. Sept. 2026, 00:05 UTC

Ionis Pharmaceuticals shares are lower in after-market hours following Novartis' announcement that the pelacarsen Phase 3 study did not meet its primary endpoint.

4. Sept. 2026, 23:02 UTC

Ionis Pharmaceuticals shares declined in after-market trading following Novartis' announcement of the failed pelacarsen Phase 3 study to reduce cardiovascular events.

3. Sept. 2026, 22:02 UTC

Ionis Pharmaceuticals shares are higher in after-hours trading following FDA approval for Zanvastro, the first treatment for Alexander disease.

2. Sept. 2026, 23:01 UTC

Ionis Pharmaceuticals Inc shares are lower in after-market hours, reflecting notable selling pressure since Wednesday's close. No specific news was identified to explain the decline.

1. Sept. 2026, 22:01 UTC

Ionis Pharmaceuticals Inc shares are trading higher in after-market hours, reversing a trend of five consecutive lower sessions. No specific news was identified.

31. Aug. 2026, 19:56 UTC

Ionis Pharmaceuticals shares are lower today following negative results from a failed trial of Wainua, which did not meet its primary endpoint.

28. Aug. 2026, 21:01 UTC

Ionis Pharmaceuticals Inc. shares are lower in after-market trading, continuing a trend of four consecutive daily declines despite remaining above the 20-day moving average.

27. Aug. 2026, 23:46 UTC

Ionis Pharmaceuticals shares traded near unchanged during after-market hours, reflecting routine activity. The stock has declined for three consecutive sessions.

26. Aug. 2026, 23:51 UTC

Ionis Pharmaceuticals is rising in after-market hours, reflecting broader market gains amid positive economic data on durable goods orders and inflation indicators.

25. Aug. 2026, 23:01 UTC

Ionis Pharmaceuticals Inc shares are higher in after-market hours, maintaining momentum above the 20-day moving average amid a broader market reaction to falling crude oil prices.

24. Aug. 2026, 23:11 UTC

Ionis Pharmaceuticals shares are higher in after-market hours following a session low. Broader market performance remains subdued amid ongoing geopolitical concerns.

22. Aug. 2026, 00:01 UTC

Ionis Pharmaceuticals Inc is higher in after-market trading, reflecting strength amid a broader market rebound. The stock remains above its 20-day moving average.

21. Aug. 2026, 22:51 UTC

Ionis Pharmaceuticals Inc shares are trading higher during after-market hours, remaining above the 20-day moving average and near the upper end of their one-month range.

20. Aug. 2026, 20:02 UTC

Ionis Pharmaceuticals will present new data on hypertriglyceridemia treatments at the European Society of Cardiology Congress, though shares are trading lower today.

19. Aug. 2026, 23:06 UTC

Ionis Pharmaceuticals is advancing RG-6299 into a pivotal Phase III trial for IgA nephropathy in collaboration with Roche and Chugai. Shares are higher in after-market trading.

18. Aug. 2026, 20:06 UTC

Ionis Pharmaceuticals Inc shares are higher, supported by strong momentum above the 20-day moving average. No specific news was identified for today's move.

17. Aug. 2026, 23:01 UTC

Ionis Pharmaceuticals Inc shares are lower in after-market hours, reflecting a decline since Monday's close amid broader market weakness and geopolitical tensions.

14. Aug. 2026, 22:02 UTC

Ionis Pharmaceuticals shares are higher in after-market trading. No specific news was identified to explain the movement amid broader economic concerns.

13. Aug. 2026, 19:56 UTC

Ionis Pharmaceuticals Inc shares are lower today, reflecting broader market trends. First-time unemployment claims rose, but overall investor sentiment remains stable.

12. Aug. 2026, 23:56 UTC

Ionis Pharmaceuticals Inc. shares are lower in after-market trading, despite remaining above their 20-day moving average and within the upper range for the month.

11. Aug. 2026, 23:46 UTC

Ionis Pharmaceuticals shares are higher in after-market trading, reaching a high near the upper end of their one-month range. No specific news was identified.

10. Aug. 2026, 21:01 UTC

Ionis Pharmaceuticals Inc shares are lower in after-market hours. Broader market sentiment is cautious following weaker-than-expected labor market data.

7. Aug. 2026, 20:03 UTC

Ionis Pharmaceuticals shares are higher today amid increased market volume. HC Wainwright revised Q3 2026 loss estimates, maintaining a "Buy" rating.

6. Aug. 2026, 20:03 UTC

Ionis Pharmaceuticals Inc shares are higher, supported by high trading volume, though they remain below their 20-day moving average and near a one-month low.

5. Aug. 2026, 23:56 UTC

Ionis Pharmaceuticals shares are lower in after-market hours, influenced by a disappointing ADP employment report revealing only 44,000 private sector jobs added in July.

4. Aug. 2026, 23:41 UTC

Ionis Pharmaceuticals Inc shares are lower in after-market hours, having reached a session low earlier. No specific news was identified to explain the movement.

3. Aug. 2026, 20:51 UTC

Ionis Pharmaceuticals Inc. shares are trading roughly flat in after-market hours, maintaining a cumulative return of 0.02% since Monday's close.

1. Aug. 2026, 00:06 UTC

Ionis Pharmaceuticals Inc shares are higher in after-market hours, recovering from recent declines amid broader market gains, including a rise in the Nikkei 225 Index.

31. Juli 2026, 23:01 UTC

Ionis Pharmaceuticals Inc shares are higher in after-market hours, supported by a notable advance in the Biotechnology sub-sector. No specific news was identified.

30. Juli 2026, 23:46 UTC

Ionis Pharmaceuticals shares are slightly higher in after-market hours, though no specific news explains the movement amid mixed Asian equity performance and geopolitical concerns.