Net gamma exposure for Group 1 Automotive Inc (GPI) options was negative at the Nov 11, 2026 close, about $995.66K per 1% move in the stock. It has been positive on 6 of the last 20 trading days. With negative gamma, dealer hedging tends to follow price moves, which can make swings larger.
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Gamma Exposure by Strike
Showing results for GPI, 2026-11-20(m), calls & puts
Gamma Exposure Stats
Showing results for GPI, 2026-11-20(m), calls & puts
| Net GEX ($ per 1% move) | -$1.57M |
|---|---|
| Call GEX ($ per 1% move) | $489.99K |
| Put GEX ($ per 1% move) | -$2.06M |
| Call Wall | |
| Put Wall | |
| Gamma Flip (Zero Gamma) |
Net Gamma Exposure by Expiration
Showing results for GPI, 2026-11-20(m), calls & puts. View all expiries
| Expiration | Net GEX | Call GEX | Put GEX | Call Wall | Put Wall | Gamma Flip |
|---|---|---|---|---|---|---|
| Nov 20, 2026 8 DTE monthly | -$1.57M | $489.99K | -$2.06M |
GPI Gamma Exposure FAQ
What is gamma exposure (GEX)?
Gamma exposure estimates how much stock option dealers must buy or sell to stay hedged for each 1% move in the underlying.
Is GPI gamma exposure positive or negative?
Group 1 Automotive net gamma exposure was negative on Nov 11, 2026, at -$995.66K. It has been positive on 6 of the last 20 trading days.
How has GPI gamma exposure changed recently?
Group 1 Automotive net gamma exposure went from -$295.39K on Oct 14, 2026 to -$995.66K on Nov 11, 2026. See the GPI gamma exposure history for a longer view.
What is Group 1 Automotive Inc?
Group 1 owns and operates 33 collision centers and over 255 automotive dealerships in the US and the UK, offering 38 brands of automobiles altogether.