Eos Energy Enterprises (EOSE) Options Chain

NASDAQ: EOSEMiscellaneousIndustrial Machinery/ComponentsUSD

2.52-0.245 (-8.86%)

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

Expiration date

Expiration: May 21, 2027
Days to expiration: 223
Share price: $2.52
Put/call ratio (OI): 0.11
Put/call ratio (volume): 0.07
ATM implied volatility: 106.9%
Expected move: ±$2.11
Open interest (C / P): 21.66K / 2.38K

EOSE options summary

The EOSE options chain for the May 21, 2027 expiration lists 17 call and 16 put contracts, with 223 days until expiration. Open interest stands at 21,665 calls and 2,381 puts, a put/call ratio of 0.11, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.50 strike is 106.9%, which implies the market expects a move of about ±$2.11 (83.6%) in Eos Energy Enterprises stock by expiration.

The most open interest sits at the $5.00 call (11.59K contracts) and the $2.00 put (501 contracts).

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

EOSE options chain · May 21, 2027

EOSE 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
42	1	150.0%	3.30	1.75	2.38	0.50	—	—	—	—	—	—
65	5	107.0%	2.26	1.33	1.88	1.00	0.01	0.15	0.08	104.7%	2	1
23	1	122.3%	1.94	1.16	1.53	1.50	0.18	0.29	0.21	102.7%	2	12
114	5	113.5%	1.15	1.01	1.11	2.00	0.41	0.51	0.46	100.4%	63	501
100	16	111.1%	1.08	0.79	0.92	2.50	0.71	0.84	0.78	102.7%	38	50
EOSE $2.52
547	61	112.9%	0.75	0.67	0.77	3.00	1.03	1.19	0.85	101.2%	229	393
209	134	118.2%	0.66	0.60	0.69	3.50	1.40	1.69	1.26	108.0%	3	31
798	2,920	116.0%	0.55	0.51	0.56	4.00	1.80	2.00	1.60	101.4%	60	353
228	24	114.8%	0.48	0.41	0.49	4.50	2.23	2.40	2.20	99.8%	2	28
11,587	3,450	116.4%	0.41	0.37	0.43	5.00	2.65	2.88	2.58	100.8%	5	301
556	387	120.9%	0.41	0.34	0.42	5.50	3.10	3.30	2.80	98.0%	1	7
203	16	117.2%	0.32	0.24	0.38	6.00	3.45	3.80	3.27	91.4%	1	6
2,222	12	120.9%	0.25	0.24	0.29	7.00	4.45	4.70	4.17	90.6%	1	208
2,299	106	128.1%	0.19	0.14	0.22	10.00	7.25	7.65	7.01	126.6%	6	91
428	1	128.1%	0.14	0.07	0.19	12.00	0.00	0.00	8.53	—	—	0
752	10	133.6%	0.09	0.05	0.16	15.00	12.25	12.65	11.90	148.4%	52	398
1,492	5	129.7%	0.08	0.04	0.10	17.00	14.15	14.80	13.90	180.9%	1	1

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 EOSE put/call ratio?

For the May 21, 2027 expiration, the EOSE put/call ratio based on open interest is 0.11 (2,381 puts vs 21,665 calls), and 0.07 based on today's volume. A ratio above 1 means more puts than calls.

What is EOSE's implied volatility?

At-the-money implied volatility for EOSE options expiring May 21, 2027 is about 106.9%, an annualized estimate of how much the market expects Eos Energy Enterprises stock to move.

How many EOSE option expiration dates are there?

EOSE has 18 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.