Iridium Communications (IRDM) Options Chain
NASDAQ: IRDMConsumer DiscretionaryTelecommunications EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 17, 2027
- Days to expiration
- 432
- Share price
- $47.47
- Put/call ratio (OI)
- 1.04
- Put/call ratio (volume)
- 1.10
- Expected move
- ±$13.71
- Open interest (C / P)
- 138 / 143
IRDM options summary
The IRDM options chain for the December 17, 2027 expiration lists 11 call and 7 put contracts, with 432 days until expiration. Open interest stands at 138 calls and 143 puts, a put/call ratio of 1.04, which is fairly balanced between calls and puts. At-the-money implied volatility near the $45.00 strike is 26.5%, which implies the market expects a move of about ±$13.71 (28.9%) in Iridium Communications stock by expiration.
The most open interest sits at the $45.00 call (39 contracts) and the $22.50 put (44 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IRDM options chain · December 17, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 31.25 | 22.50 | 27.50 | 22.50 | 0.10 | 2.20 | 0.70 | |||||
| 23.03 | 20.50 | 25.50 | 25.00 | — | — | — | |||||
| — | — | — | 30.00 | 0.20 | 5.00 | 1.50 | |||||
| 22.50 | 13.00 | 17.50 | 35.00 | 0.00 | 5.00 | 2.19 | |||||
| 11.25 | 9.50 | 14.50 | 40.00 | 1.00 | 6.00 | 4.00 | |||||
| 8.40 | 6.50 | 11.50 | 45.00 | 0.00 | 0.00 | 6.20 | |||||
| 7.00 | 4.50 | 9.50 | 50.00 | 6.50 | 11.50 | 9.18 | |||||
| 5.51 | 3.10 | 8.00 | 55.00 | — | — | — | |||||
| 4.20 | 1.50 | 6.50 | 60.00 | — | — | — | |||||
| 3.75 | 0.50 | 5.50 | 65.00 | — | — | — | |||||
| 4.01 | 0.50 | 5.50 | 70.00 | 22.00 | 27.00 | 20.44 | |||||
| 2.45 | 0.00 | 5.00 | 75.00 | — | — | — | |||||
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 December 17, 2027 expiration, the IRDM put/call ratio based on open interest is 1.04 (143 puts vs 138 calls), and 1.10 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 December 17, 2027 is about 26.5%, 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.