Iridium Communications (IRDM) Options Chain

NASDAQ: IRDMConsumer DiscretionaryTelecommunications EquipmentUSD

47.47-0.09 (-0.19%)

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

After hours: 47.47 0.00%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $47.47
Put/call ratio (OI): 0.34
Put/call ratio (volume): 0.64
ATM implied volatility: 48.5%
Expected move: ±$3.19
Open interest (C / P): 5.57K / 1.89K

IRDM options summary

The IRDM options chain for the October 16, 2026 expiration lists 17 call and 14 put contracts, with 7 days until expiration. Open interest stands at 5,567 calls and 1,885 puts, a put/call ratio of 0.34, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $45.00 strike is 48.5%, which implies the market expects a move of about ±$3.19 (6.7%) in Iridium Communications stock by expiration.

The most open interest sits at the $50.00 call (1.55K contracts) and the $40.00 put (570 contracts).

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

IRDM options chain · October 16, 2026

IRDM 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
4	4	474.2%	40.75	33.70	36.60	12.50	—	—	—	—	—	—
2	2	—	20.24	25.00	28.90	15.00	0.00	0.05	0.03	312.5%	4	34
13	20	360.9%	31.46	28.70	31.60	17.50	0.00	0.05	0.03	271.9%	1	21
49	10	546.9%	28.70	25.40	29.20	20.00	0.00	0.05	0.03	237.5%	2	84
7	3	493.6%	24.85	23.10	26.80	22.50	0.00	0.00	0.03	50.0%	10	0
82	1	211.7%	21.80	21.20	23.90	25.00	0.00	0.05	0.05	181.3%	10	267
58	4	190.4%	18.90	16.50	18.90	30.00	0.00	0.00	0.05	50.0%	4	0
337	1	167.4%	13.80	11.30	13.00	35.00	0.00	0.10	0.06	102.3%	2	126
495	2	68.0%	7.29	6.70	8.40	40.00	0.00	0.60	0.10	92.4%	3	570
629	1	45.6%	2.45	2.20	2.85	45.00	0.00	0.50	0.25	51.4%	1	398
IRDM $47.47
1,548	10	39.8%	0.18	0.15	0.30	50.00	1.95	4.00	2.90	88.2%	2	345
1,060	1	53.5%	0.01	0.00	0.05	55.00	5.90	9.40	6.33	63.5%	1	0
294	1	71.1%	0.05	0.00	0.05	60.00	—	—	—	—	—	—
367	1	132.4%	0.10	0.00	0.50	65.00	14.40	18.60	19.70	192.4%	1	40
251	1	155.7%	0.10	0.00	0.50	70.00	19.20	23.50	23.60	214.4%	—	0
361	1	176.6%	0.05	0.00	0.50	75.00	25.60	29.50	21.70	121.9%	—	0
10	1	195.3%	0.05	0.00	0.50	80.00	—	—	—	—	—	—

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 IRDM put/call ratio?

For the October 16, 2026 expiration, the IRDM put/call ratio based on open interest is 0.34 (1,885 puts vs 5,567 calls), and 0.64 based on today's volume. A ratio above 1 means more puts than calls.

What is IRDM's implied volatility?

At-the-money implied volatility for IRDM options expiring October 16, 2026 is about 48.5%, an annualized estimate of how much the market expects Iridium Communications stock to move.

How many IRDM option expiration dates are there?

IRDM has 8 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.