Mirum Pharmaceuticals (MIRM) Options Chain
NASDAQ: MIRMHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Mar 19, 2027
- Days to expiration
- 159
- Share price
- $86.01
- Put/call ratio (OI)
- 1.32
- Put/call ratio (volume)
- 26.50
- Expected move
- ±$42.38
- Open interest (C / P)
- 79 / 104
MIRM options summary
The MIRM options chain for the March 19, 2027 expiration lists 13 call and 5 put contracts, with 159 days until expiration. Open interest stands at 79 calls and 104 puts, a put/call ratio of 1.32, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $85.00 strike is 74.7%, which implies the market expects a move of about ±$42.38 (49.3%) in Mirum Pharmaceuticals stock by expiration.
The most open interest sits at the $80.00 call (57 contracts) and the $90.00 put (100 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
MIRM options chain · March 19, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 19.50 | 17.70 | 22.00 | 80.00 | — | — | — | |||||
| 20.00 | 14.90 | 19.50 | 85.00 | — | — | — | |||||
| 11.16 | 13.00 | 17.30 | 90.00 | 15.20 | 20.00 | 20.00 | |||||
| — | — | — | 95.00 | 0.00 | 0.00 | 17.90 | |||||
| 18.70 | 9.20 | 14.00 | 100.00 | 0.00 | 0.00 | 22.50 | |||||
| 19.30 | 0.00 | 0.00 | 105.00 | 19.50 | 24.50 | 20.00 | |||||
| 22.42 | 24.50 | 28.90 | 110.00 | 0.00 | 0.00 | 26.60 | |||||
| 7.67 | 5.50 | 10.20 | 115.00 | — | — | — | |||||
| 19.68 | 20.00 | 24.80 | 120.00 | — | — | — | |||||
| 15.00 | 20.50 | 25.30 | 130.00 | — | — | — | |||||
| 20.00 | 5.00 | 9.50 | 140.00 | — | — | — | |||||
| 2.65 | 0.50 | 5.10 | 165.00 | — | — | — | |||||
| 2.25 | 0.05 | 4.90 | 175.00 | — | — | — | |||||
| 3.00 | 0.05 | 4.90 | 190.00 | — | — | — | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is the MIRM put/call ratio?
For the March 19, 2027 expiration, the MIRM put/call ratio based on open interest is 1.32 (104 puts vs 79 calls), and 26.50 based on today's volume. A ratio above 1 means more puts than calls.
What is MIRM's implied volatility?
At-the-money implied volatility for MIRM options expiring March 19, 2027 is about 74.7%, an annualized estimate of how much the market expects Mirum Pharmaceuticals stock to move.
How many MIRM option expiration dates are there?
MIRM has 7 listed expiration dates, from Oct 16, 2026 to Dec 17, 2027.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.