Quest Diagnostics (DGX) Options Chain
NYSE: DGXHealth CareMedical SpecialitiesUSD
At close: Oct 9, 4:01 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 223
- Share price
- $230.97
- Put/call ratio (OI)
- 0.21
- Put/call ratio (volume)
- 0.57
- Expected move
- ±$49.71
- Open interest (C / P)
- 43 / 9
DGX options summary
The DGX options chain for the May 21, 2027 expiration lists 10 call and 4 put contracts, with 223 days until expiration. Open interest stands at 43 calls and 9 puts, a put/call ratio of 0.21, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $230.00 strike is 27.5%, which implies the market expects a move of about ±$49.71 (21.5%) in Quest Diagnostics stock by expiration.
The most open interest sits at the $185.00 call (10 contracts) and the $210.00 put (3 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
DGX options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 71.83 | 54.80 | 57.90 | 180.00 | — | — | — | |||||
| 66.80 | 50.50 | 53.60 | 185.00 | — | — | — | |||||
| 53.80 | 46.30 | 49.50 | 190.00 | — | — | — | |||||
| 44.00 | 39.20 | 41.70 | 200.00 | 4.60 | 6.20 | 5.70 | |||||
| — | — | — | 210.00 | 7.50 | 9.60 | 9.00 | |||||
| 25.30 | 24.80 | 27.60 | 220.00 | — | — | — | |||||
| 32.07 | 19.30 | 22.40 | 230.00 | 14.70 | 17.20 | 16.65 | |||||
| 15.80 | 14.60 | 17.80 | 240.00 | 19.90 | 22.60 | 22.00 | |||||
| 14.00 | 10.60 | 13.90 | 250.00 | — | — | — | |||||
| 6.20 | 5.40 | 8.40 | 270.00 | — | — | — | |||||
| 10.01 | 3.50 | 6.80 | 280.00 | — | — | — | |||||
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 DGX put/call ratio?
For the May 21, 2027 expiration, the DGX put/call ratio based on open interest is 0.21 (9 puts vs 43 calls), and 0.57 based on today's volume. A ratio above 1 means more puts than calls.
What is DGX's implied volatility?
At-the-money implied volatility for DGX options expiring May 21, 2027 is about 27.5%, an annualized estimate of how much the market expects Quest Diagnostics stock to move.
How many DGX option expiration dates are there?
DGX 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.