Equifax (EFX) Options Chain

NYSE: EFXFinanceFinance: Consumer ServicesUSD

145.37-0.17 (-0.12%)

Market open · Delayed 15 min · as of Oct 9, 2:55 PM ET

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $145.45
Put/call ratio (OI): 2.27
Put/call ratio (volume): 0.40
ATM implied volatility: 47.8%
Expected move: ±$9.62
Open interest (C / P): 988 / 2.25K

EFX options summary

The EFX options chain for the October 16, 2026 expiration lists 24 call and 22 put contracts, with 7 days until expiration. Open interest stands at 988 calls and 2,245 puts, a put/call ratio of 2.27, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $145.00 strike is 47.8%, which implies the market expects a move of about ±$9.62 (6.6%) in Equifax stock by expiration.

The most open interest sits at the $145.00 call (139 contracts) and the $140.00 put (1.51K contracts).

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

EFX options chain · October 16, 2026

EFX 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
—	—	—	—	—	—	100.00	0.00	2.40	1.45	181.6%	—	1
—	—	—	—	—	—	105.00	0.00	2.55	1.80	165.1%	—	1
—	—	—	—	—	—	110.00	0.00	1.95	0.05	136.6%	1	21
0	2	—	47.62	0.00	0.00	115.00	0.00	0.00	2.20	25.0%	4	0
—	—	—	—	—	—	120.00	0.00	2.15	0.53	105.3%	2	17
—	—	—	—	—	—	125.00	0.05	0.70	0.30	67.3%	9	161
20	—	73.0%	39.00	14.40	16.60	130.00	0.00	0.55	0.35	58.6%	3	176
1	1	64.3%	11.00	9.70	12.10	135.00	0.55	1.15	0.58	55.7%	4	51
21	6	63.4%	7.30	6.00	8.50	140.00	1.15	1.95	1.52	48.8%	2	1,508
139	1	48.6%	3.49	3.30	4.40	145.00	2.95	3.80	4.22	46.9%	9	95
EFX $145.45
22	7	47.4%	1.60	1.45	2.25	150.00	5.50	7.50	6.65	56.1%	1	128
10	2	53.9%	0.99	0.05	1.45	155.00	8.90	11.50	10.70	61.4%	2	49
105	2	59.4%	0.35	0.00	0.95	160.00	13.30	15.80	19.66	65.1%	16	17
39	1	65.3%	0.50	0.00	1.35	165.00	18.40	21.40	24.00	55.7%	8	3
52	1	73.3%	0.14	0.00	1.15	170.00	23.60	26.20	29.88	65.6%	3	0
71	3	76.0%	0.10	0.00	0.75	175.00	28.30	31.00	22.87	60.4%	2	15
16	2	92.7%	0.25	0.00	1.15	180.00	32.90	36.30	32.50	61.9%	1	2
20	6	117.2%	0.59	0.00	2.15	185.00	37.90	41.30	37.53	68.8%	1	0
14	1	126.6%	0.05	0.00	2.15	190.00	42.90	46.50	23.60	87.1%	5	0
42	21	135.4%	0.05	0.00	2.15	195.00	47.90	51.50	21.57	94.1%	1	0
137	98	123.0%	0.25	0.00	1.00	200.00	—	—	—	—	—	—
133	43	160.0%	0.05	0.00	2.15	210.00	—	—	—	—	—	—
73	1	174.9%	0.65	0.00	2.15	220.00	0.00	0.00	30.50	—	2	0
53	1	188.8%	0.05	0.00	2.15	230.00	—	—	—	—	—	—
10	—	235.4%	8.10	1.05	3.30	240.00	71.00	74.80	75.57	—	5	0
1	1	225.9%	0.05	0.00	2.15	260.00	—	—	—	—	—	—
1	—	246.6%	0.80	0.00	2.65	270.00	—	—	—	—	—	—
1	1	254.5%	0.65	0.00	2.50	280.00	—	—	—	—	—	—
7	2	257.5%	0.11	0.00	2.15	290.00	—	—	—	—	—	—

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 EFX put/call ratio?

For the October 16, 2026 expiration, the EFX put/call ratio based on open interest is 2.27 (2,245 puts vs 988 calls), and 0.40 based on today's volume. A ratio above 1 means more puts than calls.

What is EFX's implied volatility?

At-the-money implied volatility for EFX options expiring October 16, 2026 is about 47.8%, an annualized estimate of how much the market expects Equifax stock to move.

How many EFX option expiration dates are there?

EFX has 5 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.