Rambus Inc. (RMBS)
NASDAQ: RMBS
· Real-Time Price · USD
76.00
-0.79 (-1.03%)
At close: Aug 14, 2025, 3:59 PM
76.25
0.33%
After-hours: Aug 14, 2025, 07:58 PM EDT
RMBS Option Overview
Overview for all option chains of RMBS. As of August 15, 2025, RMBS options have an IV of 381.07% and an IV rank of 560.58%. The volume is 686 contracts, which is 46.86% of average daily volume of 1,464 contracts. The volume put-call ratio is 0.07, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
381.07%IV Rank
560.58%Historical Volatility
51.68%IV Low
51.76% on Feb 04, 2025IV High
110.5% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
22,745Put-Call Ratio
0.88Put Open Interest
10,619Call Open Interest
12,126Open Interest Avg (30-day)
18,438Today vs Open Interest Avg (30-day)
123.36%Option Volume
Today's Volume
686Put-Call Ratio
0.07Put Volume
42Call Volume
644Volume Avg (30-day)
1,464Today vs Volume Avg (30-day)
46.86%Option Chain Statistics
This table provides a comprehensive overview of all RMBS options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Aug 15, 2025 | 191 | 3 | 0.02 | 2,914 | 4,469 | 1.53 | 381.07% | 65 |
| Sep 19, 2025 | 154 | 17 | 0.11 | 1,128 | 721 | 0.64 | 49.5% | 70 |
| Oct 17, 2025 | 3 | 0 | 0 | 0 | 0 | 0 | 41.84% | 55 |
| Nov 21, 2025 | 110 | 4 | 0.04 | 3,175 | 3,671 | 1.16 | 51.04% | 60 |
| Jan 16, 2026 | 174 | 15 | 0.09 | 3,676 | 1,521 | 0.41 | 48.84% | 57.5 |
| Feb 20, 2026 | 12 | 3 | 0.25 | 1,233 | 237 | 0.19 | 46.91% | 62.5 |