Axsome Therapeutics (AXSM) Options Chain

NASDAQ: AXSMHealth CareBiotechnology: Pharmaceutical PreparationsUSD

168.35-1.73 (-1.02%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $168.35
Put/call ratio (OI): 0.97
Put/call ratio (volume): 1.03
ATM implied volatility: 52.9%
Expected move: ±$38.44
Open interest (C / P): 2.09K / 2.04K

AXSM options summary

The AXSM options chain for the December 18, 2026 expiration lists 32 call and 24 put contracts, with 68 days until expiration. Open interest stands at 2,093 calls and 2,037 puts, a put/call ratio of 0.97, which is fairly balanced between calls and puts. At-the-money implied volatility near the $170.00 strike is 52.9%, which implies the market expects a move of about ±$38.44 (22.8%) in Axsome Therapeutics stock by expiration.

The most open interest sits at the $300.00 call (474 contracts) and the $220.00 put (505 contracts).

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

AXSM options chain · December 18, 2026

AXSM 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
—	—	—	—	—	—	95.00	0.00	2.75	0.86	87.5%	10	10
3	2	79.8%	122.60	67.60	71.70	100.00	—	—	—	—	—	—
81	80	635.7%	125.89	143.70	147.90	110.00	0.00	3.20	0.69	71.0%	3	2
—	—	—	—	—	—	115.00	0.00	3.40	0.95	66.0%	—	1
1	—	390.8%	101.20	108.10	112.20	130.00	0.10	4.10	2.63	52.0%	2	0
2	—	398.6%	119.60	108.60	112.10	135.00	—	—	—	—	—	—
—	—	—	—	—	—	140.00	1.30	5.20	3.50	57.9%	13	15
—	—	—	—	—	—	145.00	3.00	6.10	1.40	55.3%	—	1
—	—	—	—	—	—	150.00	3.50	7.50	4.90	54.2%	3	297
0	6	—	73.00	0.00	0.00	155.00	5.20	9.10	5.87	53.0%	4	6
7	1	50.1%	18.20	17.00	20.60	160.00	7.00	11.00	3.15	52.1%	2	4
1	—	287.5%	63.90	77.90	81.50	165.00	9.20	13.20	4.52	51.4%	1	24
AXSM $168.35
16	11	55.4%	40.00	11.50	15.40	170.00	11.80	15.60	11.00	50.4%	1	105
0	—	1.6%	67.15	0.00	0.00	175.00	14.70	18.60	16.87	50.6%	5	33
253	2	55.0%	25.00	7.40	11.40	180.00	17.80	21.60	19.90	50.0%	2	273
7	10	247.6%	51.51	62.60	66.00	185.00	21.30	25.00	22.99	49.9%	1	24
25	5	55.2%	6.07	4.40	8.40	190.00	24.90	28.60	5.70	49.8%	1	210
3	3	55.7%	4.90	3.30	7.30	195.00	28.90	32.40	16.20	49.6%	6	11
279	5	52.0%	4.50	4.20	6.40	200.00	33.00	36.50	21.80	50.0%	1	492
181	1	56.9%	3.11	1.05	4.70	210.00	0.00	0.00	18.50	—	4	0
256	4	60.2%	3.78	0.10	4.00	220.00	51.00	54.40	45.50	53.4%	150	505
12	1	54.9%	1.69	0.80	3.40	230.00	32.40	36.10	25.60	—	1	12
133	10	56.0%	1.80	0.05	3.10	240.00	69.80	73.60	43.10	59.0%	1	1
31	1	59.1%	0.41	0.00	2.80	250.00	79.40	83.80	67.60	65.3%	1	4
19	4	62.4%	0.75	0.00	2.60	260.00	—	—	—	—	—	—
52	30	65.8%	3.05	0.00	2.50	270.00	64.50	68.20	39.08	—	1	6
21	2	59.2%	2.90	0.00	1.00	280.00	73.60	77.30	52.00	—	1	1
15	1	72.4%	0.90	0.00	2.35	290.00	—	—	—	—	—	—
474	1	75.5%	0.25	0.00	2.30	300.00	—	—	—	—	—	—
17	1	78.4%	1.85	0.00	2.25	310.00	—	—	—	—	—	—
7	5	81.5%	0.95	0.00	2.25	320.00	—	—	—	—	—	—
10	—	130.2%	4.33	5.60	9.30	330.00	—	—	—	—	—	—
0	—	25.0%	5.61	0.00	0.00	340.00	—	—	—	—	—	—
62	20	89.8%	0.21	0.00	2.20	350.00	—	—	—	—	—	—
50	—	109.8%	6.20	1.05	4.40	360.00	—	—	—	—	—	—
71	1	98.0%	1.00	0.00	2.65	370.00	—	—	—	—	—	—
4	1	100.2%	1.80	0.00	2.60	380.00	—	—	—	—	—	—

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 AXSM put/call ratio?

For the December 18, 2026 expiration, the AXSM put/call ratio based on open interest is 0.97 (2,037 puts vs 2,093 calls), and 1.03 based on today's volume. A ratio above 1 means more puts than calls.

What is AXSM's implied volatility?

At-the-money implied volatility for AXSM options expiring December 18, 2026 is about 52.9%, an annualized estimate of how much the market expects Axsome Therapeutics stock to move.

How many AXSM option expiration dates are there?

AXSM has 9 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.