Tectonic Therapeutic (TECX) Options Chain
NASDAQ: TECXHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Feb 19, 2027
- Days to expiration
- 132
- Share price
- $23.33
- Put/call ratio (OI)
- 0.28
- Put/call ratio (volume)
- 0.00
- ATM implied volatility
- 116.7%
- Expected move
- ±$16.37
- Open interest (C / P)
- 18 / 5
TECX options summary
The TECX options chain for the February 19, 2027 expiration lists 7 call and 4 put contracts, with 132 days until expiration. Open interest stands at 18 calls and 5 puts, a put/call ratio of 0.28, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $22.50 strike is 116.7%, which implies the market expects a move of about ±$16.37 (70.1%) in Tectonic Therapeutic stock by expiration.
The most open interest sits at the $45.00 call (6 contracts) and the $35.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
TECX options chain · February 19, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 22.24 | 0.00 | 0.00 | 17.50 | 1.15 | 6.00 | 4.20 | |||||
| — | — | — | 22.50 | 3.50 | 8.30 | 6.60 | |||||
| — | — | — | 25.00 | 5.00 | 9.50 | 8.00 | |||||
| 8.00 | 5.00 | 9.10 | 30.00 | — | — | — | |||||
| 12.00 | 3.50 | 7.50 | 35.00 | 14.80 | 19.50 | 14.53 | |||||
| 9.00 | 2.50 | 7.00 | 40.00 | — | — | — | |||||
| 7.90 | 2.00 | 6.30 | 45.00 | — | — | — | |||||
| 7.90 | 1.50 | 5.90 | 50.00 | — | — | — | |||||
| 6.50 | 1.00 | 5.30 | 55.00 | — | — | — | |||||
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 TECX put/call ratio?
For the February 19, 2027 expiration, the TECX put/call ratio based on open interest is 0.28 (5 puts vs 18 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is TECX's implied volatility?
At-the-money implied volatility for TECX options expiring February 19, 2027 is about 116.7%, an annualized estimate of how much the market expects Tectonic Therapeutic stock to move.
How many TECX option expiration dates are there?
TECX has 6 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.