Chubb (CB) Options Chain

NYSE: CBFinanceProperty-Casualty InsurersUSD

341.20-2.58 (-0.75%)

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

Expiration date

Expiration: Sep 17, 2027
Days to expiration: 341
Share price: $341.20
Put/call ratio (OI): 1.30
Put/call ratio (volume): 2.05
ATM implied volatility: 28.5%
Expected move: ±$94.02
Open interest (C / P): 96 / 125

CB options summary

The CB options chain for the September 17, 2027 expiration lists 8 call and 9 put contracts, with 341 days until expiration. Open interest stands at 96 calls and 125 puts, a put/call ratio of 1.30, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $340.00 strike is 28.5%, which implies the market expects a move of about ±$94.02 (27.6%) in Chubb stock by expiration.

The most open interest sits at the $320.00 call (46 contracts) and the $310.00 put (75 contracts).

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

CB options chain · September 17, 2027

CB 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
—	—	—	—	—	—	175.00	0.00	2.90	0.70	45.2%	—	5
—	—	—	—	—	—	240.00	0.95	4.10	2.65	29.2%	1	1
—	—	—	—	—	—	250.00	1.65	5.10	4.40	28.3%	—	15
—	—	—	—	—	—	260.00	2.80	5.70	6.75	26.6%	—	1
—	—	—	—	—	—	270.00	3.90	7.40	6.45	26.2%	—	1
—	—	—	—	—	—	310.00	11.00	13.90	16.60	21.3%	75	75
46	4	30.6%	55.30	45.80	50.50	320.00	—	—	—	—	—	—
—	—	—	37.61	—	—	330.00	—	—	21.90	—	—	—
11	1	28.5%	32.80	35.40	38.00	340.00	—	—	26.40	—	—	—
CB $341.20
—	—	—	—	—	—	350.00	27.00	28.70	32.10	18.1%	—	27
7	5	26.6%	22.80	23.50	27.30	360.00	—	—	—	—	—	—
5	2	25.5%	14.00	17.10	19.30	380.00	—	—	—	—	—	—
6	3	24.6%	10.90	13.10	15.60	390.00	—	—	—	—	—	—
20	21	24.0%	8.30	9.70	12.60	400.00	—	—	—	—	—	—
1	1	23.1%	11.19	5.00	8.00	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 CB put/call ratio?

For the September 17, 2027 expiration, the CB put/call ratio based on open interest is 1.30 (125 puts vs 96 calls), and 2.05 based on today's volume. A ratio above 1 means more puts than calls.

What is CB's implied volatility?

At-the-money implied volatility for CB options expiring September 17, 2027 is about 28.5%, an annualized estimate of how much the market expects Chubb stock to move.

How many CB option expiration dates are there?

CB has 11 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.