Price Alert

Rambus Inc. (RMBS)

NASDAQ: RMBS · Real-Time Price · USD

102.62

1.86 (1.85%)

At close: Sep 26, 2025, 3:59 PM

102.40

-0.21%

After-hours: Sep 26, 2025, 07:25 PM EDT

RMBS Option Overview

Overview for all option chains of RMBS. As of September 28, 2025, RMBS options have an IV of 84.59% and an IV rank of 64.74%. The volume is 982 contracts, which is 47.37% of average daily volume of 2,073 contracts. The volume put-call ratio is 0.36, indicating a bullish sentiment in the market.

Implied Volatility

Implied Volatility (30d)

84.59%

IV Rank

64.74%

Historical Volatility

78.61%

IV Low

50.84% on Mar 25, 2025

IV High

102.98% on Sep 22, 2025

Open Interest (OI)

Today's Open Interest

29,500

Put-Call Ratio

0.49

Put Open Interest

9,637

Call Open Interest

19,863

Open Interest Avg (30-day)

20,845

Today vs Open Interest Avg (30-day)

141.52%

Option Volume

Today's Volume

982

Put-Call Ratio

0.36

Put Volume

258

Call Volume

724

Volume Avg (30-day)

2,073

Today vs Volume Avg (30-day)

47.37%

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
Oct 17, 2025	548	193	0.35	6,870	2,537	0.37	84.59%	95
Nov 21, 2025	64	49	0.77	5,634	4,351	0.77	82.81%	65
Jan 16, 2026	62	8	0.13	4,938	1,985	0.4	73.8%	60
Feb 20, 2026	34	8	0.24	1,998	632	0.32	70.12%	75
May 15, 2026	14	0	0	125	12	0.1	65.25%	85
Jan 15, 2027	0	0	0	207	53	0.26	61.91%	90
Jan 21, 2028	2	0	0	91	67	0.74	60.18%	75