HRMY Open Interest
Harmony Biosciences Holdings Inc (HRMY) had 19.97K open option contracts as of Nov 13, 2026: 5.22K calls and 14.75K puts. Open interest fell 6.6% over the past four weeks. The put/call open interest ratio is 2.82, which signals bearish sentiment.
Open Interest by Strike
Showing results for HRMY, 2026-12-18(m), calls & puts
Open Interest Stats
Showing results for HRMY, 2026-12-18(m), calls & puts
| Call Open Interest Total | 2,416 |
|---|---|
| Put Open Interest Total | 12,552 |
| Open Interest Total | 14,968 |
| Put-Call Open Interest Ratio | 5.20 |
Highest Open Interest Options
Showing results for HRMY, 2026-12-18(m), calls & puts
Open Interest Total by Expiry
Showing results for HRMY, 2026-12-18(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for HRMY, all expirations, calls & puts. View full history
HRMY Open Interest FAQ
What is open interest?
Open interest is the number of option contracts that are open and not yet closed, exercised, or expired. The Options Clearing Corporation calculates it once a day from the previous day's trades, and it is published before the market opens.
How much open interest does HRMY have?
Harmony Biosciences had 19.97K open option contracts as of Nov 13, 2026. Over the past 30 days, open interest averaged 19.21K contracts.
Is HRMY open interest rising or falling?
Open interest fell 6.6% over the past four weeks. It was 21.37K contracts on Oct 16, 2026. See the HRMY open interest history for a longer view.
What is the HRMY put/call open interest ratio?
The Harmony Biosciences put/call open interest ratio was 2.82 as of Nov 13, 2026. Four weeks earlier it was 2.35.
What is Harmony Biosciences Holdings Inc?
Harmony Biosciences Holdings Inc is a commercial-stage pharmaceutical company focused on developing and commercializing therapies for patients living with rare neurological diseases who have unmet medical needs.