ProKidney (PROK) Options Chain
NASDAQ: PROKHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Apr 16, 2027
- Days to expiration
- 187
- Share price
- $1.74
- Put/call ratio (OI)
- 0.50
- Put/call ratio (volume)
- 2.33
- ATM implied volatility
- 134.6%
- Expected move
- ±$1.68
- Open interest (C / P)
- 18 / 9
PROK options summary
The PROK options chain for the April 16, 2027 expiration lists 2 call and 1 put contracts, with 187 days until expiration. Open interest stands at 18 calls and 9 puts, a put/call ratio of 0.50, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.00 strike is 134.6%, which implies the market expects a move of about ±$1.68 (96.3%) in ProKidney stock by expiration.
The most open interest sits at the $2.00 call (15 contracts) and the $2.00 put (9 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
PROK options chain · April 16, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.70 | 0.10 | 1.10 | 2.00 | 0.30 | 1.30 | 0.83 | |||||
| 0.34 | 0.00 | 1.00 | 4.00 | — | — | — | |||||
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 PROK put/call ratio?
For the April 16, 2027 expiration, the PROK put/call ratio based on open interest is 0.50 (9 puts vs 18 calls), and 2.33 based on today's volume. A ratio above 1 means more puts than calls.
What is PROK's implied volatility?
At-the-money implied volatility for PROK options expiring April 16, 2027 is about 134.6%, an annualized estimate of how much the market expects ProKidney stock to move.
How many PROK option expiration dates are there?
PROK has 5 listed expiration dates, from Oct 16, 2026 to Jan 21, 2028.
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.