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Eton Pharmaceuticals vs Puma Biotechnology: ETON and PBYI compared

Eton Pharmaceuticals is the larger company: $57.9M of revenue in its latest quarter (Q3 2026) against $55.1M for Puma Biotechnology (Q3 2026). Eton Pharmaceuticals is growing faster (+158% against +1% a year earlier). Eton Pharmaceuticals is more profitable, with an operating margin of 39.7% against 9.6%.

Eton Pharmaceuticals vs Puma Biotechnology, latest quarterEton Pharmaceuticals vs Puma Biotechnology, latest quarterEton Pharmaceuticals (ETON)Puma Biotechnology (PBYI)Revenue$57.9M$55.1MRevenue growth, Y/Y+158%+1%Operating margin39.7%9.6%Net margin60.9%10.9%

Where the money goes: ETON and PBYI

Eton Pharmaceuticals (ETON) · Q3 2026

Eton Pharmaceuticals, Q3 2026: revenue $57.9M (+158% year over year), operating margin 39.7%, net earnings $35.2M, operating cash flow $35.2M. The chart follows the revenue to costs, profit and cash.

Puma Biotechnology (PBYI) · Q3 2026

Puma Biotechnology, Q3 2026: revenue $55.1M (+1% year over year), operating margin 9.6%, net earnings $6.0M. The chart follows the revenue to costs, profit and cash.

Puma Biotechnology revenue by segment, Q3 2026Puma Biotechnology revenue by segment, Q3 2026Product revenue, net$54.1MRoyalty revenue$1.0M
Eton Pharmaceuticals (ETON)Puma Biotechnology (PBYI)
Latest quarterQ3 2026Q3 2026
Revenue$57.9M$55.1M
Revenue growth, Y/Y+158%+1%
Gross margin76.5%—
Operating margin39.7%9.6%
Net earnings$35.2M$6.0M
Net margin60.9%10.9%
Operating cash flow$35.2M—
Free cash flow$35.2M—

Where the revenue comes from

Puma Biotechnology

Questions

Which is bigger, Eton Pharmaceuticals or Puma Biotechnology?

Eton Pharmaceuticals is the larger company: $57.9M of revenue in its latest quarter (Q3 2026) against $55.1M for Puma Biotechnology (Q3 2026).

Is Eton Pharmaceuticals or Puma Biotechnology growing faster?

Eton Pharmaceuticals is growing faster (+158% against +1% a year earlier).

Which is more profitable, Eton Pharmaceuticals or Puma Biotechnology?

Eton Pharmaceuticals is more profitable, with an operating margin of 39.7% against 9.6%.

More: Eton Pharmaceuticals earnings · how Eton Pharmaceuticals makes money · Puma Biotechnology earnings · how Puma Biotechnology makes money

From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 5, 2026; 8-K filed Nov 5, 2026). Fiscal quarters can end on different dates. Not investment advice.