Natera (NTRA) Options Chain

NASDAQ: NTRAHealth CareMedical SpecialitiesUSD

400.71+9.92 (+2.54%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $400.71
Put/call ratio (OI): 0.41
Put/call ratio (volume): 1.65
ATM implied volatility: 54.5%
Expected move: ±$94.24
Open interest (C / P): 4.44K / 1.83K

NTRA options summary

The NTRA options chain for the December 18, 2026 expiration lists 43 call and 34 put contracts, with 68 days until expiration. Open interest stands at 4,436 calls and 1,832 puts, a put/call ratio of 0.41, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $400.00 strike is 54.5%, which implies the market expects a move of about ±$94.24 (23.5%) in Natera stock by expiration.

The most open interest sits at the $420.00 call (2.06K contracts) and the $400.00 put (671 contracts).

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

NTRA options chain · December 18, 2026

NTRA 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
1	1	—	166.20	222.20	226.20	105.00	—	—	—	—	—	—
—	—	—	—	—	—	110.00	0.00	0.00	2.53	50.0%	—	0
1	—	—	152.00	212.20	216.50	115.00	—	—	—	—	—	—
0	1	—	188.00	0.00	0.00	125.00	—	—	—	—	—	—
1	1	—	140.50	197.50	201.70	130.00	—	—	—	—	—	—
—	—	—	—	—	—	135.00	0.00	2.15	0.05	125.7%	2	35
0	1	—	168.00	0.00	0.00	150.00	—	—	—	—	—	—
—	—	—	—	—	—	155.00	0.00	2.15	0.50	110.8%	7	3
—	—	—	—	—	—	160.00	0.00	0.00	0.75	50.0%	—	0
0	1	—	143.00	0.00	0.00	175.00	0.00	0.00	1.45	50.0%	—	0
0	—	—	140.50	0.00	0.00	180.00	0.00	2.25	0.95	95.5%	18	35
0	—	—	136.50	0.00	0.00	185.00	0.05	1.45	6.40	86.7%	—	1
0	1	—	126.50	0.00	0.00	190.00	0.00	2.30	1.20	89.9%	31	41
2	—	—	90.80	134.80	138.70	195.00	—	—	—	—	—	—
12	1	92.7%	140.57	200.70	204.60	200.00	0.00	2.40	1.75	85.0%	—	15
3	1	83.9%	118.50	181.10	184.80	220.00	0.00	2.65	0.51	75.9%	5	0
13	5	80.9%	197.49	171.20	175.40	230.00	0.00	2.85	3.70	71.9%	29	49
3	1	—	51.00	94.50	98.00	240.00	0.05	3.10	3.10	68.4%	17	17
0	1	—	80.00	0.00	0.00	250.00	0.00	3.40	6.80	64.6%	1	210
0	1	—	69.70	0.00	0.00	260.00	0.30	3.70	2.10	62.1%	1	3
5	1	69.3%	123.60	133.20	137.00	270.00	0.25	4.20	3.22	58.9%	1	3
1	1	66.6%	111.05	123.90	127.50	280.00	0.70	4.80	3.50	57.1%	10	225
1	1	64.7%	81.25	114.80	118.50	290.00	1.50	5.70	4.00	56.2%	1	59
11	3	62.7%	108.95	105.80	109.50	300.00	3.00	6.60	5.00	55.9%	27	23
2	2	61.4%	112.40	97.20	101.00	310.00	3.90	7.90	8.16	54.5%	6	42
21	1	60.0%	91.00	88.90	92.50	320.00	5.70	9.50	10.95	54.1%	1	11
13	1	58.7%	95.50	80.90	84.30	330.00	7.70	11.50	10.69	53.7%	1	6
4	—	58.2%	28.70	73.40	77.00	340.00	10.30	13.90	14.20	53.5%	2	49
32	9	57.7%	79.86	66.30	69.90	350.00	12.90	16.80	16.70	53.1%	1	29
4	3	57.3%	74.40	59.60	63.40	360.00	16.30	20.10	17.50	53.0%	5	21
20	3	56.8%	70.10	53.40	57.00	370.00	20.00	23.60	22.05	52.6%	6	11
47	2	56.4%	43.40	47.70	51.00	380.00	24.30	28.00	26.10	52.6%	2	17
17	1	56.4%	35.30	42.40	46.00	390.00	29.80	32.70	38.10	53.1%	1	7
209	3	56.1%	37.10	37.40	41.00	400.00	34.90	37.70	35.65	52.9%	2	671
NTRA $400.71
44	52	55.6%	28.00	32.90	36.10	410.00	40.20	43.20	43.30	52.6%	1	13
2,062	22	55.3%	21.60	28.70	32.00	420.00	45.40	49.00	49.30	51.8%	1	134
5	1	55.2%	21.70	24.80	28.70	430.00	51.60	55.20	54.60	51.4%	28	37
351	1	55.0%	19.60	21.40	25.30	440.00	58.20	61.80	61.00	51.0%	39	64
770	2	55.0%	21.80	18.40	22.50	450.00	—	—	—	—	—	—
549	11	54.0%	17.90	15.70	18.90	460.00	—	—	—	—	—	—
29	1	54.6%	16.00	13.40	17.40	470.00	—	—	—	—	—	—
39	2	54.9%	13.75	11.60	15.40	480.00	—	—	—	—	—	—
36	1	54.6%	16.65	9.70	13.50	490.00	—	—	—	—	—	—
120	5	54.8%	10.10	8.20	12.00	500.00	—	—	—	—	—	—
2	—	55.0%	11.25	3.80	7.50	540.00	—	—	—	—	—	—
3	2	55.1%	9.25	2.35	6.00	560.00	—	—	—	—	—	—
—	—	—	—	—	—	580.00	178.70	182.30	167.70	55.0%	—	1
3	2	56.3%	5.29	0.45	4.50	600.00	198.10	201.70	186.30	56.1%	—	0

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 NTRA put/call ratio?

For the December 18, 2026 expiration, the NTRA put/call ratio based on open interest is 0.41 (1,832 puts vs 4,436 calls), and 1.65 based on today's volume. A ratio above 1 means more puts than calls.

What is NTRA's implied volatility?

At-the-money implied volatility for NTRA options expiring December 18, 2026 is about 54.5%, an annualized estimate of how much the market expects Natera stock to move.

How many NTRA option expiration dates are there?

NTRA has 10 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.