Protara Therapeutics (TARA) Options Chain
NASDAQ: TARAHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 223
- Share price
- $2.76
- Put/call ratio (OI)
- 0.01
- Put/call ratio (volume)
- 0.03
- ATM implied volatility
- 144.9%
- Expected move
- ±$3.12
- Open interest (C / P)
- 203 / 3
TARA options summary
The TARA options chain for the May 21, 2027 expiration lists 2 call and 1 put contracts, with 223 days until expiration. Open interest stands at 203 calls and 3 puts, a put/call ratio of 0.01, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.50 strike is 144.9%, which implies the market expects a move of about ±$3.12 (113.3%) in Protara Therapeutics stock by expiration.
The most open interest sits at the $5.00 call (181 contracts) and the $2.50 put (3 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
TARA options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.64 | 0.70 | 2.25 | 2.50 | 0.00 | 1.55 | 0.58 | |||||
| 0.25 | 0.00 | 1.20 | 5.00 | — | — | — | |||||
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 TARA put/call ratio?
For the May 21, 2027 expiration, the TARA put/call ratio based on open interest is 0.01 (3 puts vs 203 calls), and 0.03 based on today's volume. A ratio above 1 means more puts than calls.
What is TARA's implied volatility?
At-the-money implied volatility for TARA options expiring May 21, 2027 is about 144.9%, an annualized estimate of how much the market expects Protara Therapeutics stock to move.
How many TARA option expiration dates are there?
TARA has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.