SL Green Realty (SLG) Options Chain

NYSE: SLGReal EstateReal Estate Investment TrustsUSD

48.41-0.53 (-1.08%)

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

Expiration date

Expiration: Jan 15, 2027
Days to expiration: 96
Share price: $48.41
Put/call ratio (OI): 0.53
Put/call ratio (volume): 0.54
ATM implied volatility: 56.4%
Expected move: ±$14.01
Open interest (C / P): 15.09K / 7.97K

SLG options summary

The SLG options chain for the January 15, 2027 expiration lists 33 call and 26 put contracts, with 96 days until expiration. Open interest stands at 15,087 calls and 7,968 puts, a put/call ratio of 0.53, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $47.50 strike is 56.4%, which implies the market expects a move of about ±$14.01 (28.9%) in SL Green Realty stock by expiration.

The most open interest sits at the $80.00 call (4.02K contracts) and the $35.00 put (1.15K contracts).

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

SLG options chain · January 15, 2027

SLG 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
—	—	—	—	—	—	20.00	0.05	2.20	0.20	139.3%	1	241
0	1	335.2%	30.40	34.20	38.20	22.50	0.05	0.25	0.27	78.7%	25	489
0	10	89.5%	24.52	22.00	25.90	25.00	0.00	0.40	0.15	72.7%	1	97
50	50	74.8%	21.60	19.40	23.30	27.50	0.10	0.30	0.25	63.4%	5	510
83	50	74.6%	19.20	17.30	21.00	30.00	0.15	2.50	0.35	89.2%	1	348
1	2	120.6%	12.11	18.10	21.30	32.50	0.00	0.00	0.60	12.5%	1	0
352	5	62.6%	17.79	12.70	16.30	35.00	0.35	0.85	0.60	52.0%	20	1,147
0	2	—	5.90	0.00	0.00	37.50	0.00	2.35	0.70	54.5%	1	248
396	1	51.2%	16.00	8.20	11.80	40.00	1.00	1.40	1.40	48.4%	2	1,076
163	4	67.9%	8.62	5.90	9.70	42.50	0.20	3.50	1.25	64.5%	1	241
308	1	56.7%	6.86	4.10	7.30	45.00	0.80	3.90	2.50	56.8%	1	550
0	6	—	10.60	0.00	0.00	47.50	1.85	5.10	3.66	56.4%	2	417
SLG $48.41
1,619	6	54.1%	2.15	1.70	4.70	50.00	3.40	6.30	4.75	54.2%	2	831
1,128	70	61.4%	3.10	0.90	4.50	52.50	5.00	7.90	6.50	54.4%	2	174
459	6	59.1%	1.65	1.20	3.50	55.00	6.80	9.70	7.34	55.0%	8	310
406	2	49.5%	2.60	0.00	2.00	57.50	8.80	11.70	5.10	56.5%	5	167
151	1	51.7%	1.17	0.30	3.10	60.00	10.20	14.10	7.95	61.4%	12	138
66	2	52.6%	1.25	0.00	2.75	62.50	13.10	16.40	8.71	64.6%	6	101
707	7	49.9%	0.50	0.00	0.90	65.00	14.80	18.70	14.50	67.1%	2	110
0	45	12.5%	2.37	0.00	0.00	67.50	17.10	21.00	11.55	69.2%	18	91
778	1	59.7%	0.43	0.00	2.00	70.00	19.70	23.50	16.31	73.5%	8	482
19	1	72.3%	1.65	0.00	3.10	72.50	17.90	21.60	22.50	—	4	28
261	1	56.4%	0.45	0.00	0.50	75.00	0.00	0.00	21.35	—	10	0
8	1	73.0%	1.20	0.00	2.30	77.50	25.20	28.80	26.60	—	6	32
4,024	1	68.8%	0.15	0.00	1.55	80.00	22.90	26.40	27.15	—	18	140
40	1	77.9%	0.12	0.00	2.15	82.50	0.00	0.00	41.62	—	—	0
0	4	25.0%	2.94	0.00	0.00	85.00	—	—	—	—	—	—
5	1	82.7%	0.65	0.00	2.05	87.50	—	—	—	—	—	—
4,019	1	87.8%	0.40	0.00	2.30	90.00	—	—	—	—	—	—
0	5	25.0%	2.27	0.00	0.00	95.00	—	—	—	—	—	—
31	10	96.7%	0.30	0.00	2.20	100.00	—	—	—	—	—	—
0	2	25.0%	2.19	0.00	0.00	105.00	—	—	—	—	—	—
0	—	25.0%	2.52	0.00	0.00	110.00	—	—	—	—	—	—
13	2	112.3%	0.22	0.00	2.15	120.00	—	—	—	—	—	—

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 SLG put/call ratio?

For the January 15, 2027 expiration, the SLG put/call ratio based on open interest is 0.53 (7,968 puts vs 15,087 calls), and 0.54 based on today's volume. A ratio above 1 means more puts than calls.

What is SLG's implied volatility?

At-the-money implied volatility for SLG options expiring January 15, 2027 is about 56.4%, an annualized estimate of how much the market expects SL Green Realty stock to move.

How many SLG option expiration dates are there?

SLG has 7 listed expiration dates, from Oct 16, 2026 to Jan 21, 2028.

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.