Vistagen Therapeutics (VTGN) Options Chain
NASDAQ: VTGNHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $0.2361
- Put/call ratio (OI)
- 0.21
- Put/call ratio (volume)
- 0.79
- ATM implied volatility
- 259.4%
- Expected move
- ±$0.2027
- Open interest (C / P)
- 5.50K / 1.17K
VTGN options summary
The VTGN options chain for the November 20, 2026 expiration lists 6 call and 6 put contracts, with 40 days until expiration. Open interest stands at 5,498 calls and 1,174 puts, a put/call ratio of 0.21, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $0.50 strike is 259.4%, which implies the market expects a move of about ±$0.2027 (85.9%) in Vistagen Therapeutics stock by expiration.
The most open interest sits at the $0.50 call (4.78K contracts) and the $0.50 put (1.12K contracts).
Summary generated from market data by MetaCap's automated system. Methodology
VTGN options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.05 | 0.00 | 0.10 | 0.50 | 0.20 | 0.35 | 0.25 | |||||
| 0.05 | 0.00 | 0.05 | 1.00 | 0.15 | 1.15 | 0.70 | |||||
| 0.05 | 0.00 | 0.05 | 1.50 | 0.75 | 1.75 | 1.30 | |||||
| 0.08 | 0.00 | 0.00 | 2.00 | 1.15 | 2.15 | 1.71 | |||||
| 0.09 | 0.00 | 0.00 | 3.00 | 2.30 | 3.30 | 2.71 | |||||
| 0.05 | 0.00 | 0.00 | 4.00 | 3.30 | 4.30 | 3.72 | |||||
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 VTGN put/call ratio?
For the November 20, 2026 expiration, the VTGN put/call ratio based on open interest is 0.21 (1,174 puts vs 5,498 calls), and 0.79 based on today's volume. A ratio above 1 means more puts than calls.
What is VTGN's implied volatility?
At-the-money implied volatility for VTGN options expiring November 20, 2026 is about 259.4%, an annualized estimate of how much the market expects Vistagen Therapeutics stock to move.
How many VTGN option expiration dates are there?
VTGN 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.