Iridium Communications (IRDM) Options Chain
NASDAQ: IRDMConsumer DiscretionaryTelecommunications EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 21, 2028
- Days to expiration
- 468
- Share price
- $47.47
- Put/call ratio (OI)
- 2.64
- Put/call ratio (volume)
- 0.70
- Expected move
- ±$25.20
- Open interest (C / P)
- 55 / 145
IRDM options summary
The IRDM options chain for the January 21, 2028 expiration lists 13 call and 6 put contracts, with 468 days until expiration. Open interest stands at 55 calls and 145 puts, a put/call ratio of 2.64, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $45.00 strike is 46.9%, which implies the market expects a move of about ±$25.20 (53.1%) in Iridium Communications stock by expiration.
The most open interest sits at the $25.00 call (16 contracts) and the $22.50 put (87 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IRDM options chain · January 21, 2028
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 33.52 | 22.50 | 27.50 | 22.50 | 0.00 | 4.70 | 0.45 | |||||
| 29.20 | 20.50 | 25.50 | 25.00 | 0.00 | 4.90 | 0.60 | |||||
| 25.00 | 16.50 | 21.50 | 30.00 | — | — | — | |||||
| 17.20 | 13.00 | 18.00 | 35.00 | 0.00 | 5.00 | 2.80 | |||||
| 12.80 | 9.50 | 14.50 | 40.00 | 1.00 | 6.00 | 4.25 | |||||
| 12.00 | 0.00 | 0.00 | 45.00 | 3.50 | 8.50 | 5.55 | |||||
| 9.75 | 0.00 | 0.00 | 50.00 | 6.00 | 11.00 | 7.94 | |||||
| 7.00 | 3.50 | 8.50 | 55.00 | — | — | — | |||||
| 5.00 | 0.00 | 0.00 | 60.00 | — | — | — | |||||
| 6.50 | 1.60 | 6.50 | 65.00 | — | — | — | |||||
| 3.70 | 0.50 | 5.50 | 70.00 | — | — | — | |||||
| 3.70 | 0.00 | 0.00 | 75.00 | — | — | — | |||||
| 3.90 | 0.00 | 5.00 | 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 January 21, 2028 expiration, the IRDM put/call ratio based on open interest is 2.64 (145 puts vs 55 calls), and 0.70 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 January 21, 2028 is about 46.9%, 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.