DexCom (DXCM) Options Chain

NASDAQ: DXCMHealth CareMedical/Dental InstrumentsUSD

84.11-0.30 (-0.36%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Nov 6, 2026
Days to expiration: 26
Share price: $84.11
Put/call ratio (OI): 0.99
Put/call ratio (volume): 0.21
ATM implied volatility: 51.5%
Expected move: ±$11.56
Open interest (C / P): 292 / 288

DXCM options summary

The DXCM options chain for the November 6, 2026 expiration lists 8 call and 7 put contracts, with 26 days until expiration. Open interest stands at 292 calls and 288 puts, a put/call ratio of 0.99, which is fairly balanced between calls and puts. At-the-money implied volatility near the $84.00 strike is 51.5%, which implies the market expects a move of about ±$11.56 (13.7%) in DexCom stock by expiration.

The most open interest sits at the $105.00 call (150 contracts) and the $75.00 put (277 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

DXCM options chain · November 6, 2026

DXCM calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
—	—	—	—	—	—	70.00	0.10	2.75	0.45	72.4%	—	1
—	—	—	—	—	—	75.00	0.65	3.40	1.00	62.7%	3	277
—	—	—	—	—	—	77.00	1.35	2.95	1.66	56.3%	—	1
—	—	—	—	—	—	79.00	0.80	3.80	1.39	68.1%	1	1
99	—	51.5%	6.50	3.00	6.50	84.00	—	—	—	—	—	—
DXCM $84.11
—	—	—	—	—	—	85.00	2.95	6.90	3.70	70.4%	3	5
2	1	51.3%	4.70	1.90	5.80	86.00	—	—	—	—	—	—
13	12	67.3%	4.90	1.65	4.90	87.00	4.10	7.90	4.93	68.5%	1	1
5	1	55.1%	2.50	2.05	3.50	90.00	7.50	10.10	7.25	56.7%	2	2
19	1	50.3%	2.75	0.85	1.65	95.00	—	—	—	—	—	—
2	2	57.4%	1.48	0.55	1.55	96.00	—	—	—	—	—	—
2	30	56.2%	0.40	0.40	1.40	100.00	—	—	—	—	—	—
150	—	54.2%	0.75	0.00	0.80	105.00	—	—	—	—	—	—

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 DXCM put/call ratio?

For the November 6, 2026 expiration, the DXCM put/call ratio based on open interest is 0.99 (288 puts vs 292 calls), and 0.21 based on today's volume. A ratio above 1 means more puts than calls.

What is DXCM's implied volatility?

At-the-money implied volatility for DXCM options expiring November 6, 2026 is about 51.5%, an annualized estimate of how much the market expects DexCom stock to move.

How many DXCM option expiration dates are there?

DXCM has 13 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

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.