Black Stone Minerals L.P. (BSM) Options Chain
NYSE: BSMEnergyOil & Gas ProductionUSD
Market open · Delayed 15 min · as of Oct 8, 3:57 PM ET
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 8
- Share price
- $14.76
- Put/call ratio (OI)
- 0.35
- Put/call ratio (volume)
- 0.02
- Expected move
- ±$0.4715
- Open interest (C / P)
- 3.05K / 1.08K
BSM options summary
The BSM options chain for the October 16, 2026 expiration lists 8 call and 7 put contracts, with 8 days until expiration. Open interest stands at 3,050 calls and 1,077 puts, a put/call ratio of 0.35, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $15.00 strike is 21.6%, which implies the market expects a move of about ±$0.4715 (3.2%) in Black Stone Minerals L.P. stock by expiration.
The most open interest sits at the $15.00 call (2.32K contracts) and the $15.00 put (725 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
BSM options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 12.20 | 11.10 | 13.80 | 2.50 | — | — | — | |||||
| 9.40 | 9.00 | 11.30 | 5.00 | — | — | — | |||||
| 7.50 | 6.50 | 8.80 | 7.50 | — | — | — | |||||
| 4.64 | 0.00 | 0.00 | 10.00 | 0.00 | 0.10 | 0.07 | |||||
| 2.32 | 2.00 | 2.70 | 12.50 | 0.00 | 0.40 | 0.05 | |||||
| 0.06 | 0.00 | 0.10 | 15.00 | 0.05 | 0.35 | 0.54 | |||||
| 0.05 | 0.00 | 0.05 | 17.50 | 2.10 | 3.30 | 3.02 | |||||
| 0.10 | 0.00 | 0.00 | 20.00 | 0.00 | 0.00 | 6.33 | |||||
| — | — | — | 22.50 | 7.00 | 8.50 | 7.65 | |||||
| — | — | — | 25.00 | 9.50 | 11.00 | 10.10 | |||||
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 BSM put/call ratio?
For the October 16, 2026 expiration, the BSM put/call ratio based on open interest is 0.35 (1,077 puts vs 3,050 calls), and 0.02 based on today's volume. A ratio above 1 means more puts than calls.
What is BSM's implied volatility?
At-the-money implied volatility for BSM options expiring October 16, 2026 is about 21.6%, an annualized estimate of how much the market expects Black Stone Minerals L.P. stock to move.
How many BSM option expiration dates are there?
BSM has 5 listed expiration dates, from Oct 16, 2026 to Dec 17, 2027.
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.