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Filing Flows › Ionis Pharmaceuticals (IONS) › Q1 2026 › vs Q1 2025

Ionis Pharmaceuticals (IONS) Q1 2026 vs Q1 2025 (year over year)

Ionis Pharmaceuticals's revenue rose $114M (+87%) from $132M in Q1 2025 to $246M in Q1 2026. The biggest changes: Research and Development Revenue +$82.8M (+149%); Commercial +$31.6M (+42%).

Ionis Pharmaceuticals, Q1 2026: revenue $246M (+87% year over year), operating margin -47.7%, net loss $92.5M, operating cash flow −$793M. The chart draws each line against Q1 2025, the increases inside each band.

Ionis Pharmaceuticals: what changed, Q1 2026 vs Q1 2025Ionis Pharmaceuticals: what changed, Q1 2026 vs Q1 2025Working capital & other$711MOperating cash sources$657MCash used in operations$642MCosts & expenses$85.1MOperating costs$85.0MResearch and Development Reve…$82.8MCollaborative Agreement Reven…$75.6MSG&A$74.1MNet loss−$54.4MNet loss absorbed−$54.4M

Every line

LineQ1 2026Q1 2025Change%
Collaborative Agreement Revenue$121M$45.0M$75.6M+168%
Spinraza Royalties$43.7M$48.0M−$4.3M-9%
Tryngolza$27.1M$6.3M$20.8M+331%
Wainua Joint Development Revenue$17.6M$10.4M$7.2M+69%
DAWNZERASales$15.9M$0$15.9M—
Wainus Royalties$10.7M$9.4M$1.3M+14%
Other Commercial$6.5M$5.7M$817K+14%
Other Royalties$3.9M$6.8M−$2.9M-42%
Research and Development Revenue$138M$55.4M$82.8M+149%
Commercial$108M$76.2M$31.6M+42%
Revenue$246M$132M$114M+87%
Other income, net$25.1M$38K$25.1M661×
Net loss$92.5M$147M−$54.4M-37%
Costs & expenses$364M$279M$85.1M+31%
Operating costs$364M$278M$85.0M+31%
Income tax$218K$116K$102K+88%
Cost of revenue$3.0M$1.5M$1.5M+104%
SG&A$150M$76.2M$74.1M+97%
Other operating costs$210M$201M$9.4M+5%
Operating cash sources$840M$183M$657M+358%
Depreciation & amortization$4.0M$2.8M$1.2M+41%
Share-based compensation$43.3M$29.7M$13.6M+46%
Cash used in operations$793M$151M$642M+426%
Net loss absorbed$92.5M$147M−$54.4M-37%
Working capital & other$748M$36.4M$711M21×

Questions

How much did Ionis Pharmaceuticals's revenue grow year over year in Q1 2026?

Ionis Pharmaceuticals's revenue rose $114M (+87%) from $132M in Q1 2025 to $246M in Q1 2026.

What drove Ionis Pharmaceuticals's revenue change in Q1 2026?

Research and Development Revenue +$82.8M (+149%); Commercial +$31.6M (+42%).

Q1 2026 results → · Compare in the interactive Sankey →