Tiziana Life Sciences (TLSA) Options Chain
NASDAQ: TLSAHealth 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
- $1.19
- Put/call ratio (OI)
- 0.18
- Put/call ratio (volume)
- 0.44
- ATM implied volatility
- 136.5%
- Expected move
- ±$1.07
- Open interest (C / P)
- 3.36K / 601
TLSA options summary
The TLSA options chain for the March 19, 2027 expiration lists 3 call and 1 put contracts, with 159 days until expiration. Open interest stands at 3,358 calls and 601 puts, a put/call ratio of 0.18, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.50 strike is 136.5%, which implies the market expects a move of about ±$1.07 (90.1%) in Tiziana Life Sciences stock by expiration.
The most open interest sits at the $2.50 call (3.35K contracts) and the $2.50 put (601 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
TLSA options chain · March 19, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.20 | 0.15 | 0.25 | 2.50 | 0.70 | 2.20 | 1.45 | |||||
| 0.05 | 0.00 | 5.00 | 5.00 | — | — | — | |||||
| 0.05 | 0.00 | 0.50 | 7.50 | — | — | — | |||||
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 TLSA put/call ratio?
For the March 19, 2027 expiration, the TLSA put/call ratio based on open interest is 0.18 (601 puts vs 3,358 calls), and 0.44 based on today's volume. A ratio above 1 means more puts than calls.
What is TLSA's implied volatility?
At-the-money implied volatility for TLSA options expiring March 19, 2027 is about 136.5%, an annualized estimate of how much the market expects Tiziana Life Sciences stock to move.
How many TLSA option expiration dates are there?
TLSA has 3 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.