Prime Medicine (PRME) Options Chain
NASDAQ: PRMEHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 19, 2029
- Days to expiration
- 831
- Share price
- $3.99
- Put/call ratio (OI)
- 0.29
- Put/call ratio (volume)
- 3.77
- ATM implied volatility
- 106.3%
- Expected move
- ±$6.40
- Open interest (C / P)
- 1.05K / 299
PRME options summary
The PRME options chain for the January 19, 2029 expiration lists 6 call and 5 put contracts, with 831 days until expiration. Open interest stands at 1,048 calls and 299 puts, a put/call ratio of 0.29, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $4.00 strike is 106.3%, which implies the market expects a move of about ±$6.40 (160.3%) in Prime Medicine stock by expiration.
The most open interest sits at the $1.00 call (634 contracts) and the $3.00 put (86 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
PRME options chain · January 19, 2029
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 3.10 | 2.70 | 3.70 | 1.00 | — | — | — | |||||
| 2.95 | 2.60 | 3.60 | 2.00 | 0.60 | 1.60 | 0.94 | |||||
| 1.90 | 2.30 | 3.30 | 3.00 | 1.35 | 2.30 | 1.69 | |||||
| 2.50 | 2.00 | 3.00 | 4.00 | 1.90 | 2.30 | 2.39 | |||||
| 2.17 | 1.90 | 2.90 | 5.00 | 2.30 | 3.30 | 3.02 | |||||
| 1.81 | 1.50 | 2.50 | 7.00 | 3.90 | 4.90 | 4.78 | |||||
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 PRME put/call ratio?
For the January 19, 2029 expiration, the PRME put/call ratio based on open interest is 0.29 (299 puts vs 1,048 calls), and 3.77 based on today's volume. A ratio above 1 means more puts than calls.
What is PRME's implied volatility?
At-the-money implied volatility for PRME options expiring January 19, 2029 is about 106.3%, an annualized estimate of how much the market expects Prime Medicine stock to move.
How many PRME option expiration dates are there?
PRME has 6 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
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.