Ionis Pharmaceuticals Inc (IONS) options traded 2.6K contracts on Nov 4, 2026, well above the 20-day average of 1.47K. Calls made up 16.1% of the volume, a put/call ratio of 5.21.
Option Volume by Strike
Showing results for IONS, 2026-11-20(m), calls & puts
Option Volume Stats
Showing results for IONS, 2026-11-20(m), calls & puts
| Call Volume | |
|---|---|
| Put Volume | |
| Volume Total | |
| Put-Call Volume Ratio |
Highest Volume Options
Showing results for IONS, 2026-11-20(m), calls & puts
Option Volume Total by Expiry
Showing results for IONS, 2026-11-20(m), calls & puts. View all expiries
Option Volume History
Showing daily totals for IONS, all expirations, calls & puts. View full history
IONS Option Volume FAQ
What is option volume?
Option volume is the number of option contracts traded during a session. It resets at the start of each trading day.
How many IONS options traded on Nov 4, 2026?
418 calls and 2.18K puts traded on Nov 4, 2026, 2.6K contracts in total.
Is IONS option volume higher than usual?
Volume on Nov 4, 2026 was well above the 20-day average of 1.47K contracts. The busiest of the last 20 sessions was Oct 8, 2026, with 6.16K contracts. The 30-day average is 1.55K. See the IONS option volume history for a longer view.
What is the IONS put/call volume ratio?
The Ionis Pharmaceuticals put/call volume ratio was 5.21 on Nov 4, 2026. Over the last 20 sessions it averaged 2.21, so puts outnumber calls over that stretch.
What is Ionis Pharmaceuticals Inc?
Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs.