Iron Mountain (Delaware)Common Stock REIT (IRM) Options Chain
NYSE: IRMReal EstateReal Estate Investment TrustsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 6, 2026
- Days to expiration
- 26
- Share price
- $114.51
- Put/call ratio (OI)
- 0.11
- Put/call ratio (volume)
- 0.13
- Expected move
- ±$14.10
- Open interest (C / P)
- 322 / 36
IRM options summary
The IRM options chain for the November 6, 2026 expiration lists 10 call and 8 put contracts, with 26 days until expiration. Open interest stands at 322 calls and 36 puts, a put/call ratio of 0.11, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $115.00 strike is 46.1%, which implies the market expects a move of about ±$14.10 (12.3%) in Iron Mountain (Delaware)Common Stock REIT stock by expiration.
The most open interest sits at the $121.00 call (276 contracts) and the $100.00 put (12 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IRM options chain · November 6, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 90.00 | 0.00 | 1.05 | 0.20 | |||||
| — | — | — | 95.00 | 0.05 | 0.35 | 0.27 | |||||
| — | — | — | 99.00 | 0.05 | 0.55 | 0.50 | |||||
| — | — | — | 100.00 | 0.25 | 0.95 | 0.70 | |||||
| — | — | — | 101.00 | 0.30 | 1.25 | 0.85 | |||||
| — | — | — | 103.00 | 0.65 | 1.60 | 1.33 | |||||
| — | — | — | 105.00 | 0.85 | 1.60 | 1.25 | |||||
| — | — | — | 108.00 | 1.50 | 2.00 | 3.36 | |||||
| 5.40 | 3.70 | 5.50 | 115.00 | — | — | — | |||||
| 3.24 | 3.40 | 5.00 | 116.00 | — | — | — | |||||
| 2.86 | 2.85 | 4.50 | 117.00 | — | — | — | |||||
| 2.58 | 1.75 | 3.20 | 120.00 | — | — | — | |||||
| 2.00 | 1.40 | 2.95 | 121.00 | — | — | — | |||||
| 2.38 | 1.15 | 2.15 | 122.00 | — | — | — | |||||
| 1.48 | 1.05 | 2.00 | 123.00 | — | — | — | |||||
| 1.22 | 0.80 | 1.85 | 124.00 | — | — | — | |||||
| 1.80 | 0.50 | 1.90 | 125.00 | — | — | — | |||||
| 0.49 | 0.15 | 1.05 | 130.00 | — | — | — | |||||
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 IRM put/call ratio?
For the November 6, 2026 expiration, the IRM put/call ratio based on open interest is 0.11 (36 puts vs 322 calls), and 0.13 based on today's volume. A ratio above 1 means more puts than calls.
What is IRM's implied volatility?
At-the-money implied volatility for IRM options expiring November 6, 2026 is about 46.1%, an annualized estimate of how much the market expects Iron Mountain (Delaware)Common Stock REIT stock to move.
How many IRM option expiration dates are there?
IRM has 14 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.