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Protagonist Therapeutics vs Harmony Biosciences Holdings: PTGX and HRMY compared

Protagonist Therapeutics is the larger company: $274M of revenue in its latest quarter (Q3 2026) against $269M for Harmony Biosciences Holdings (Q3 2026). Protagonist Therapeutics is growing faster (58× against +12% a year earlier). Protagonist Therapeutics is more profitable, with an operating margin of 79.6% against 20.2%.

Protagonist Therapeutics vs Harmony Biosciences Holdings, latest quarterProtagonist Therapeutics vs Harmony Biosciences Holdings, latest quarterProtagonist Therapeutics (PTGX)Harmony Biosciences Holdings (HRMY)Revenue$274M$269MRevenue growth, Y/Y58×+12%Operating margin79.6%20.2%Net margin80.2%17.9%

Where the money goes: PTGX and HRMY

Protagonist Therapeutics (PTGX) · Q3 2026

Protagonist Therapeutics, Q3 2026: revenue $274M (58× year over year), operating margin 79.6%, net earnings $220M, operating cash flow −$23.2M. The chart follows the revenue to costs, profit and cash.

Harmony Biosciences Holdings (HRMY) · Q3 2026

Harmony Biosciences Holdings, Q3 2026: revenue $269M (+12% year over year), operating margin 20.2%, net earnings $48.2M, operating cash flow $76.7M. The chart follows the revenue to costs, profit and cash.

Protagonist Therapeutics (PTGX)Harmony Biosciences Holdings (HRMY)
Latest quarterQ3 2026Q3 2026
Revenue$274M$269M
Revenue growth, Y/Y58×+12%
Gross margin—70.0%
Operating margin79.6%20.2%
Net earnings$220M$48.2M
Net margin80.2%17.9%
Operating cash flow−$23.2M$76.7M

Questions

Which is bigger, Protagonist Therapeutics or Harmony Biosciences Holdings?

Protagonist Therapeutics is the larger company: $274M of revenue in its latest quarter (Q3 2026) against $269M for Harmony Biosciences Holdings (Q3 2026).

Is Protagonist Therapeutics or Harmony Biosciences Holdings growing faster?

Protagonist Therapeutics is growing faster (58× against +12% a year earlier).

Which is more profitable, Protagonist Therapeutics or Harmony Biosciences Holdings?

Protagonist Therapeutics is more profitable, with an operating margin of 79.6% against 20.2%.

More: Protagonist Therapeutics earnings · how Protagonist Therapeutics makes money · Harmony Biosciences Holdings earnings · how Harmony Biosciences Holdings makes money

From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 6, 2026; 10-Q filed Nov 4, 2026). Fiscal quarters can end on different dates. Not investment advice.