Main Street Capital Corpo...

NYSE: MAIN · Real-Time Price · USD
66.48
-0.67 (-1.00%)
At close: Aug 15, 2025, 2:32 PM

MAIN Gamma Exposure By Expiry

The total Gamma Exposure (GEX) for MAIN across all expirations is -3,021.11 shares per 1% move, with 10,129.67 from calls and 13,150.78 from puts. The put-call GEX ratio of 1.30 indicates heavy put positioning, suggesting market makers may need to buy shares on declines (supportive) and sell on rallies (resistance). The highest gamma concentration is at the Sep 19, 25 expiration with -3,653.75 net GEX, which may act as a pivot point for price action. Near-term exposure for Sep 19, 25 suggests possible volatility from negative gamma effects.

MAIN GEX Table

Expiry Date Call GEX Put GEX Net GEX P/C GEX
Sep 19, 25 4,946.42 -8,600.17 -3,653.75 1.74
Oct 17, 25 0 0 0 n/a
Dec 19, 25 4,451.42 -1,874.62 2,576.8 0.42
Jan 16, 26 0 0 0 n/a
Mar 20, 26 731.83 -2,675.99 -1,944.16 3.66