BlackLine (BL) Options Chain

NASDAQ: BLTechnologyComputer Software: Prepackaged SoftwareUSD

29.77+0.52 (+1.78%)

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

Expiration date

Expiration: Mar 19, 2027
Days to expiration: 159
Share price: $29.77
Put/call ratio (OI): 0.53
Put/call ratio (volume): 0.87
ATM implied volatility: 63.5%
Expected move: ±$12.47
Open interest (C / P): 5.09K / 2.68K

BL options summary

The BL options chain for the March 19, 2027 expiration lists 11 call and 10 put contracts, with 159 days until expiration. Open interest stands at 5,087 calls and 2,682 puts, a put/call ratio of 0.53, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $30.00 strike is 63.5%, which implies the market expects a move of about ±$12.47 (41.9%) in BlackLine stock by expiration.

The most open interest sits at the $27.50 call (5.01K contracts) and the $20.00 put (2.16K contracts).

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

BL options chain · March 19, 2027

BL 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
2	—	85.2%	19.65	13.30	17.50	15.00	0.00	1.45	0.60	88.8%	1	3
—	—	—	—	—	—	17.50	0.00	0.00	1.85	25.0%	2	0
—	—	—	—	—	—	20.00	0.55	1.15	1.50	61.4%	—	2,159
—	—	—	—	—	—	22.50	0.00	2.55	2.15	56.8%	43	411
0	15	—	9.90	0.00	0.00	25.00	3.60	4.30	5.50	84.8%	1	2
5,006	1	65.1%	4.30	5.70	6.50	27.50	2.95	3.50	4.00	56.7%	20	98
BL $29.77
14	6	64.0%	3.82	4.50	5.30	30.00	4.50	5.60	6.86	63.0%	1	2
9	1	57.7%	2.60	1.85	5.10	32.50	3.90	8.00	6.00	54.5%	—	4
3	3	86.9%	5.50	2.90	7.10	35.00	6.00	9.80	7.40	57.1%	—	1
3	—	62.6%	4.95	0.35	4.60	37.50	—	—	—	—	—	—
27	50	65.1%	4.60	0.10	4.20	40.00	—	—	—	—	—	—
1	1	67.6%	2.00	0.00	3.80	42.50	11.80	15.90	11.95	55.1%	1	2
17	1	70.8%	2.29	0.00	3.50	45.00	—	—	—	—	—	—
5	1	69.0%	1.15	0.00	2.70	47.50	—	—	—	—	—	—

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 BL put/call ratio?

For the March 19, 2027 expiration, the BL put/call ratio based on open interest is 0.53 (2,682 puts vs 5,087 calls), and 0.87 based on today's volume. A ratio above 1 means more puts than calls.

What is BL's implied volatility?

At-the-money implied volatility for BL options expiring March 19, 2027 is about 63.5%, an annualized estimate of how much the market expects BlackLine stock to move.

How many BL option expiration dates are there?

BL has 8 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.