Firefly Aerospace (FLY) Options Chain

NASDAQ: FLYIndustrialsMilitary/Government/TechnicalUSD

20.00-0.67 (-3.24%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $20.00
Put/call ratio (OI): 0.51
Put/call ratio (volume): 3.07
ATM implied volatility: 86.6%
Expected move: ±$19.61
Open interest (C / P): 14.16K / 7.24K

FLY options summary

The FLY options chain for the January 21, 2028 expiration lists 28 call and 27 put contracts, with 468 days until expiration. Open interest stands at 14,157 calls and 7,240 puts, a put/call ratio of 0.51, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $20.00 strike is 86.6%, which implies the market expects a move of about ±$19.61 (98.1%) in Firefly Aerospace stock by expiration.

The most open interest sits at the $45.00 call (2.29K contracts) and the $30.00 put (1.66K contracts).

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

FLY options chain · January 21, 2028

FLY 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
5	5	134.8%	20.88	15.00	20.00	3.00	0.00	0.00	0.17	50.0%	—	0
9	1	124.9%	18.60	15.00	17.10	5.00	0.30	0.40	0.30	88.5%	12	54
0	3	—	20.60	0.00	0.00	8.00	0.95	1.30	1.07	87.7%	30	57
948	6	99.2%	12.40	11.90	12.90	10.00	1.25	2.25	1.76	84.7%	2	628
337	3	85.9%	11.80	8.50	12.40	12.50	2.00	4.10	2.38	87.7%	2	174
230	2	102.7%	10.25	9.50	11.30	15.00	3.80	4.20	3.50	81.5%	1	208
495	1	94.5%	8.90	8.70	9.20	17.50	5.10	5.70	5.41	80.4%	1	80
FLY $20.00
729	9	93.1%	8.03	7.80	8.30	20.00	6.80	7.20	6.80	80.1%	1	1,016
176	10	93.1%	7.19	7.00	7.70	22.50	8.20	9.10	8.00	79.0%	2	675
464	11	94.5%	6.65	6.40	7.30	25.00	10.00	10.50	10.20	76.2%	2	480
1,206	13	94.3%	6.05	4.90	7.50	28.00	12.30	13.00	11.37	77.0%	1	492
456	7	93.5%	5.80	5.50	6.00	30.00	14.00	14.50	13.78	76.9%	420	1,664
111	7	92.3%	5.80	4.80	5.80	32.00	15.10	16.20	15.00	74.1%	9	95
337	2	93.1%	4.50	4.50	5.30	35.00	17.90	18.70	18.20	75.3%	8	874
83	1	84.8%	6.25	2.05	5.70	37.00	19.20	20.40	19.00	72.5%	27	34
441	21	93.7%	4.20	4.00	4.60	40.00	21.80	25.00	20.80	83.6%	1	39
142	2	95.1%	5.46	3.50	4.90	42.00	23.50	25.80	22.00	77.3%	15	163
2,293	4	94.7%	3.94	3.40	4.30	45.00	26.20	28.30	24.46	75.8%	7	40
978	1	95.1%	5.50	3.20	4.20	47.00	28.80	31.10	25.45	86.5%	1	1
604	15	92.9%	3.30	2.90	3.60	50.00	30.50	33.00	30.13	74.2%	10	328
261	100	93.8%	2.87	2.70	3.20	55.00	33.00	35.80	35.30	63.1%	6	15
112	4	80.6%	4.40	0.10	3.20	60.00	38.70	42.10	39.40	57.4%	1	22
1,675	1	95.3%	3.20	2.10	2.85	65.00	0.00	0.00	37.30	—	39	0
266	1	95.2%	2.64	1.80	2.65	70.00	0.00	0.00	48.00	—	3	0
180	1	93.9%	1.95	1.45	2.40	75.00	—	—	—	—	—	—
136	2	96.1%	2.82	1.55	2.25	80.00	0.00	0.00	49.40	—	11	0
7	1	93.2%	1.80	1.30	1.80	85.00	62.40	65.20	68.00	62.5%	100	101
1,476	3	95.8%	1.50	1.30	1.85	90.00	0.00	0.00	58.00	—	16	0

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 FLY put/call ratio?

For the January 21, 2028 expiration, the FLY put/call ratio based on open interest is 0.51 (7,240 puts vs 14,157 calls), and 3.07 based on today's volume. A ratio above 1 means more puts than calls.

What is FLY's implied volatility?

At-the-money implied volatility for FLY options expiring January 21, 2028 is about 86.6%, an annualized estimate of how much the market expects Firefly Aerospace stock to move.

How many FLY option expiration dates are there?

FLY has 11 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.