Olin (OLN) Options Chain

NYSE: OLNIndustrialsMajor ChemicalsUSD

14.89-0.72 (-4.61%)

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

Expiration date

Expiration: Feb 19, 2027
Days to expiration: 132
Share price: $14.89
Put/call ratio (OI): 1.34
Put/call ratio (volume): 3.79
ATM implied volatility: 53.1%
Expected move: ±$4.75
Open interest (C / P): 673 / 905

OLN options summary

The OLN options chain for the February 19, 2027 expiration lists 10 call and 9 put contracts, with 132 days until expiration. Open interest stands at 673 calls and 905 puts, a put/call ratio of 1.34, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $15.00 strike is 53.1%, which implies the market expects a move of about ±$4.75 (31.9%) in Olin stock by expiration.

The most open interest sits at the $20.00 call (293 contracts) and the $15.00 put (517 contracts).

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

OLN options chain · February 19, 2027

OLN 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
7	—	94.1%	7.60	5.00	6.70	10.00	—	—	0.16	—	—	—
—	—	—	—	—	—	12.50	0.60	0.85	0.75	50.6%	20	202
OLN $14.89
—	—	—	—	—	—	15.00	1.65	1.95	1.65	53.1%	1	517
49	1	50.0%	1.00	0.70	1.10	17.50	3.20	3.70	3.28	55.7%	5	102
293	2	50.2%	0.50	0.10	0.80	20.00	2.80	5.50	2.60	47.9%	—	3
95	1	53.5%	3.10	0.15	0.40	22.50	6.20	8.10	6.20	63.5%	22	65
154	5	59.5%	0.15	0.05	0.40	25.00	8.60	10.80	8.05	81.5%	4	5
13	2	63.5%	0.30	0.00	0.35	27.50	10.00	11.40	7.10	—	—	10
49	1	68.0%	0.10	0.00	0.30	30.00	11.80	14.00	12.02	—	1	1
3	1	99.5%	0.75	0.00	1.15	32.50	—	—	—	—	—	—
9	1	105.5%	0.17	0.00	1.15	35.00	—	—	—	—	—	—
1	—	145.6%	0.62	0.00	2.60	40.00	—	—	—	—	—	—

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 OLN put/call ratio?

For the February 19, 2027 expiration, the OLN put/call ratio based on open interest is 1.34 (905 puts vs 673 calls), and 3.79 based on today's volume. A ratio above 1 means more puts than calls.

What is OLN's implied volatility?

At-the-money implied volatility for OLN options expiring February 19, 2027 is about 53.1%, an annualized estimate of how much the market expects Olin stock to move.

How many OLN option expiration dates are there?

OLN has 7 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.