Tango Therapeutics (TNGX) Options Chain
NASDAQ: TNGXHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 39
- Share price
- $23.81
- Put/call ratio (OI)
- 1.36
- Put/call ratio (volume)
- 7.24
- Expected move
- ±$0.0607
- Open interest (C / P)
- 3.40K / 4.64K
TNGX options summary
The TNGX options chain for the November 20, 2026 expiration lists 28 call and 30 put contracts, with 39 days until expiration. Open interest stands at 3,402 calls and 4,636 puts, a put/call ratio of 1.36, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $24.00 strike is 0.8%, which implies the market expects a move of about ±$0.0607 (0.3%) in Tango Therapeutics stock by expiration.
The most open interest sits at the $26.00 call (1.44K contracts) and the $20.00 put (2.19K contracts).
Summary generated from market data by MetaCap's automated system. Methodology
TNGX options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 1.00 | 0.00 | 0.00 | 0.05 | |||||
| — | — | — | 9.00 | 0.00 | 3.20 | 0.30 | |||||
| — | — | — | 10.00 | 0.00 | 0.00 | 0.13 | |||||
| 13.50 | 0.00 | 0.00 | 11.00 | 0.00 | 0.00 | 0.60 | |||||
| — | — | — | 12.00 | 0.00 | 0.00 | 0.80 | |||||
| — | — | — | 13.00 | 0.00 | 0.00 | 0.90 | |||||
| — | — | — | 14.00 | 0.00 | 0.00 | 0.95 | |||||
| 8.00 | 0.00 | 0.00 | 15.00 | 0.00 | 0.00 | 1.05 | |||||
| — | — | — | 16.00 | 0.00 | 0.00 | 1.20 | |||||
| — | — | — | 17.00 | 0.00 | 0.00 | 1.20 | |||||
| — | — | — | 18.00 | 0.00 | 0.00 | 1.60 | |||||
| — | — | — | 19.00 | 0.00 | 0.00 | 1.72 | |||||
| 6.70 | 0.00 | 0.00 | 20.00 | 0.00 | 0.00 | 2.00 | |||||
| 5.20 | 0.00 | 0.00 | 21.00 | 0.00 | 0.00 | 2.00 | |||||
| 3.66 | 0.00 | 0.00 | 22.00 | 0.00 | 0.00 | 2.05 | |||||
| 4.32 | 0.00 | 0.00 | 23.00 | 0.00 | 0.00 | 4.00 | |||||
| 4.00 | 0.00 | 0.00 | 24.00 | 0.00 | 0.00 | 3.70 | |||||
| 4.00 | 0.00 | 0.00 | 25.00 | 0.00 | 0.00 | 4.17 | |||||
| 2.55 | 0.00 | 0.00 | 26.00 | 0.00 | 0.00 | 5.90 | |||||
| 2.80 | 0.00 | 0.00 | 27.00 | 0.00 | 0.00 | 4.00 | |||||
| 1.67 | 0.00 | 0.00 | 28.00 | — | — | — | |||||
| 3.23 | 0.00 | 0.00 | 29.00 | — | — | — | |||||
| 1.65 | 0.00 | 0.00 | 30.00 | 0.00 | 0.00 | 7.20 | |||||
| 1.21 | 0.00 | 0.00 | 31.00 | 4.10 | 8.00 | 12.04 | |||||
| 2.20 | 0.00 | 0.00 | 32.00 | — | — | — | |||||
| 4.03 | 1.30 | 5.40 | 33.00 | — | — | — | |||||
| 4.50 | 2.20 | 6.20 | 34.00 | 5.70 | 9.50 | 15.80 | |||||
| 2.50 | 0.00 | 0.00 | 35.00 | 6.20 | 10.30 | 16.60 | |||||
| 2.35 | 0.00 | 0.00 | 36.00 | — | — | — | |||||
| 1.80 | 0.05 | 4.20 | 37.00 | — | — | — | |||||
| 1.80 | 0.05 | 4.10 | 38.00 | — | — | — | |||||
| 1.00 | 0.00 | 0.00 | 39.00 | 9.50 | 13.50 | 12.02 | |||||
| 0.50 | 0.00 | 0.00 | 40.00 | 10.40 | 14.30 | 12.80 | |||||
| 0.75 | 0.00 | 0.00 | 41.00 | 11.20 | 15.00 | 13.50 | |||||
| 0.75 | 0.00 | 0.00 | 42.00 | — | — | — | |||||
| 0.70 | 0.00 | 0.00 | 43.00 | 19.10 | 22.60 | 17.00 | |||||
| 0.70 | 0.00 | 0.00 | 44.00 | 20.10 | 23.60 | 17.90 | |||||
| 0.65 | 0.00 | 0.00 | 45.00 | 21.00 | 24.60 | 18.80 | |||||
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 TNGX put/call ratio?
For the November 20, 2026 expiration, the TNGX put/call ratio based on open interest is 1.36 (4,636 puts vs 3,402 calls), and 7.24 based on today's volume. A ratio above 1 means more puts than calls.
What is TNGX's implied volatility?
At-the-money implied volatility for TNGX options expiring November 20, 2026 is about 0.8%, an annualized estimate of how much the market expects Tango Therapeutics stock to move.
How many TNGX option expiration dates are there?
TNGX has 9 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.