Green Brick Partners (GRBK) Options Chain
NYSE: GRBKConsumer DiscretionaryHomebuildingUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 222
- Share price
- $62.86
- Put/call ratio (OI)
- 0.14
- Expected move
- ±$23.33
- Open interest (C / P)
- 7 / 1
GRBK options summary
The GRBK options chain for the May 21, 2027 expiration lists 2 call and 1 put contracts, with 222 days until expiration. Open interest stands at 7 calls and 1 puts, a put/call ratio of 0.14, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $65.00 strike is 47.6%, which implies the market expects a move of about ±$23.33 (37.1%) in Green Brick Partners stock by expiration.
The most open interest sits at the $80.00 call (6 contracts) and the $40.00 put (1 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
GRBK options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 40.00 | 0.00 | 2.50 | 0.35 | |||||
| 10.90 | 5.10 | 8.40 | 65.00 | — | — | — | |||||
| 4.08 | 0.95 | 4.10 | 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 GRBK put/call ratio?
For the May 21, 2027 expiration, the GRBK put/call ratio based on open interest is 0.14 (1 puts vs 7 calls). A ratio above 1 means more puts than calls.
What is GRBK's implied volatility?
At-the-money implied volatility for GRBK options expiring May 21, 2027 is about 47.6%, an annualized estimate of how much the market expects Green Brick Partners stock to move.
How many GRBK option expiration dates are there?
GRBK has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.