Automatic Data Processing (ADP) Options Chain

NASDAQ: ADPTechnologyEDP ServicesUSD

270.88+0.15 (+0.06%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $270.88
Put/call ratio (OI): 0.73
Put/call ratio (volume): 1.37
ATM implied volatility: 31.5%
Expected move: ±$36.78
Open interest (C / P): 2.53K / 1.85K

ADP options summary

The ADP options chain for the December 18, 2026 expiration lists 34 call and 32 put contracts, with 68 days until expiration. Open interest stands at 2,533 calls and 1,848 puts, a put/call ratio of 0.73, which is fairly balanced between calls and puts. At-the-money implied volatility near the $270.00 strike is 31.5%, which implies the market expects a move of about ±$36.78 (13.6%) in Automatic Data Processing stock by expiration.

The most open interest sits at the $310.00 call (506 contracts) and the $240.00 put (373 contracts).

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

ADP options chain · December 18, 2026

ADP 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
—	—	—	—	—	—	105.00	0.00	2.20	0.30	118.6%	6	10
—	—	—	—	—	—	110.00	0.00	2.20	0.40	113.3%	1	5
1	1	—	97.10	85.10	88.50	115.00	0.00	3.10	1.60	115.4%	2	5
1	1	156.5%	147.90	155.50	159.60	120.00	0.00	3.10	1.95	110.2%	2	6
—	—	—	—	—	—	125.00	0.00	2.20	0.05	98.7%	1	4
3	5	—	83.40	71.10	74.40	130.00	0.00	2.25	0.18	94.6%	4	8
—	—	—	—	—	—	135.00	0.00	0.00	1.05	25.0%	1	0
2	1	—	107.00	70.50	74.60	140.00	0.00	0.00	0.51	25.0%	120	0
0	1	—	80.50	57.80	60.90	145.00	0.00	2.95	1.65	86.5%	1	32
0	1	—	81.80	0.00	0.00	150.00	0.00	0.30	0.01	57.4%	1	157
1	—	—	91.50	58.20	62.30	155.00	0.00	3.20	2.30	79.8%	1	19
—	—	—	—	—	—	160.00	0.00	0.90	1.25	60.3%	1	31
—	—	—	—	—	—	165.00	0.00	2.40	0.80	68.0%	1	36
3	—	—	37.00	48.40	51.40	170.00	0.00	2.00	0.50	62.2%	13	48
—	—	—	—	—	—	175.00	0.05	0.75	0.25	50.2%	2	68
15	1	118.5%	60.13	102.50	106.40	180.00	0.00	0.00	0.98	25.0%	1	0
1	1	—	36.50	49.90	52.70	185.00	0.00	2.10	0.63	53.0%	3	47
24	1	—	30.25	45.40	48.90	190.00	0.00	0.70	0.55	46.1%	4	53
1	1	—	18.30	29.90	33.20	195.00	0.00	1.70	1.09	52.1%	11	37
5	3	51.3%	68.03	71.70	74.20	200.00	0.00	0.95	0.60	42.9%	13	77
8	1	52.5%	54.00	62.40	64.50	210.00	0.00	1.20	0.70	39.2%	1	312
106	2	84.0%	37.45	65.10	68.00	220.00	0.55	1.70	1.66	36.4%	5	78
259	4	44.4%	39.69	42.60	46.20	230.00	1.80	2.85	1.91	35.5%	1	220
99	9	38.7%	30.97	35.00	36.80	240.00	3.00	3.90	3.00	32.5%	1	373
163	13	37.6%	18.95	25.70	29.40	250.00	4.80	6.10	7.00	31.4%	2	65
136	1	34.3%	17.66	18.60	21.80	260.00	7.70	9.90	9.20	32.0%	1	98
198	1	33.0%	11.51	12.60	15.90	270.00	12.00	13.60	16.70	29.9%	1	24
ADP $270.88
166	3	32.1%	10.00	9.30	11.20	280.00	16.40	19.50	23.34	30.4%	7	13
99	1	31.9%	6.40	5.90	7.80	290.00	22.40	26.40	22.20	30.7%	1	16
471	11	29.2%	3.20	3.70	4.30	300.00	30.50	34.00	33.42	30.8%	1	6
506	1	29.7%	2.40	1.20	2.85	310.00	94.50	98.50	118.60	152.5%	—	0
54	1	31.1%	1.65	0.65	2.10	320.00	—	—	—	—	—	—
71	12	38.8%	0.60	0.30	3.00	330.00	72.00	76.00	69.72	71.9%	1	0
27	4	33.0%	0.63	0.30	1.05	340.00	—	—	—	—	—	—
54	57	36.5%	0.30	0.00	1.10	350.00	—	—	—	—	—	—
3	—	52.4%	0.70	0.75	3.60	360.00	—	—	—	—	—	—
9	3	42.2%	0.25	0.00	0.75	380.00	—	—	—	—	—	—
21	3	44.8%	0.20	0.00	0.75	390.00	—	—	—	—	—	—
13	4	50.8%	0.20	0.00	2.25	400.00	—	—	—	—	—	—
7	3	53.0%	0.30	0.00	2.20	410.00	—	—	—	—	—	—
6	3	53.3%	0.35	0.00	1.75	420.00	—	—	—	—	—	—

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 ADP put/call ratio?

For the December 18, 2026 expiration, the ADP put/call ratio based on open interest is 0.73 (1,848 puts vs 2,533 calls), and 1.37 based on today's volume. A ratio above 1 means more puts than calls.

What is ADP's implied volatility?

At-the-money implied volatility for ADP options expiring December 18, 2026 is about 31.5%, an annualized estimate of how much the market expects Automatic Data Processing stock to move.

How many ADP option expiration dates are there?

ADP has 16 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.