Cincinnati Financial (CINF) Options Chain

NASDAQ: CINFFinanceProperty-Casualty InsurersUSD

163.39-1.86 (-1.13%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $163.39
Put/call ratio (OI): 0.17
Put/call ratio (volume): 1.76
ATM implied volatility: 28.0%
Expected move: ±$19.76
Open interest (C / P): 1.70K / 297

CINF options summary

The CINF options chain for the December 18, 2026 expiration lists 17 call and 17 put contracts, with 68 days until expiration. Open interest stands at 1,703 calls and 297 puts, a put/call ratio of 0.17, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $165.00 strike is 28.0%, which implies the market expects a move of about ±$19.76 (12.1%) in Cincinnati Financial stock by expiration.

The most open interest sits at the $185.00 call (571 contracts) and the $140.00 put (209 contracts).

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

CINF options chain · December 18, 2026

CINF 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	0.05	1.80	0.67	70.9%	—	5
—	—	—	—	—	—	105.00	0.00	0.00	0.25	25.0%	—	0
—	—	—	—	—	—	115.00	0.50	2.35	1.10	59.6%	—	2
5	5	115.6%	48.50	53.20	56.40	120.00	—	—	—	—	—	—
1	2	63.8%	41.95	38.00	41.90	125.00	—	—	—	—	—	—
1	3	57.9%	42.60	33.40	37.00	130.00	0.05	1.45	0.63	43.0%	2	3
8	3	54.1%	32.03	28.80	32.50	135.00	0.00	0.00	1.10	12.5%	2	0
—	—	—	—	—	—	140.00	0.15	2.35	1.00	38.0%	200	209
8	4	41.9%	25.15	19.30	22.70	145.00	0.80	2.25	1.60	31.6%	1	6
56	4	38.2%	15.00	15.00	18.40	150.00	0.00	0.00	2.45	6.3%	1	0
3	2	34.5%	12.20	11.50	14.30	155.00	2.00	4.70	2.37	29.8%	1	6
13	2	51.1%	24.95	14.50	17.60	160.00	0.00	0.00	4.90	1.6%	4	0
CINF $163.39
1	1	30.9%	6.90	5.00	8.00	165.00	5.30	8.00	7.90	25.2%	1	4
437	3	29.8%	3.81	2.90	5.70	170.00	8.00	10.20	7.78	22.0%	2	8
112	1	28.9%	2.25	1.35	3.90	175.00	11.40	14.70	10.24	25.6%	1	7
179	1	28.6%	1.43	0.70	2.65	180.00	15.60	19.00	13.00	27.4%	4	14
571	1	28.3%	1.00	0.05	1.75	185.00	19.60	23.40	24.00	28.6%	1	12
86	7	30.0%	0.40	0.05	1.40	190.00	18.60	22.60	12.10	—	—	20
79	1	32.4%	0.30	0.00	1.25	195.00	—	—	—	—	—	—
141	83	34.8%	1.40	0.00	1.15	200.00	27.50	31.60	18.70	—	—	1
2	2	36.9%	0.35	0.00	0.75	210.00	—	—	—	—	—	—

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 CINF put/call ratio?

For the December 18, 2026 expiration, the CINF put/call ratio based on open interest is 0.17 (297 puts vs 1,703 calls), and 1.76 based on today's volume. A ratio above 1 means more puts than calls.

What is CINF's implied volatility?

At-the-money implied volatility for CINF options expiring December 18, 2026 is about 28.0%, an annualized estimate of how much the market expects Cincinnati Financial stock to move.

How many CINF option expiration dates are there?

CINF has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.