Main Street Capital Corpo... (MAIN)
NYSE: MAIN
· Real-Time Price · USD
67.17
-0.37 (-0.55%)
At close: Aug 14, 2025, 3:59 PM
67.32
0.22%
Pre-market: Aug 15, 2025, 07:34 AM EDT
MAIN Option Overview
Overview for all option chains of MAIN. As of August 15, 2025, MAIN options have an IV of 50.14% and an IV rank of 50.86%. The volume is 255 contracts, which is 36.27% of average daily volume of 703 contracts. The volume put-call ratio is 0.22, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
50.14%IV Rank
50.86%Historical Volatility
15.93%IV Low
24.94% on Mar 27, 2025IV High
74.49% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
22,727Put-Call Ratio
3.96Put Open Interest
18,144Call Open Interest
4,583Open Interest Avg (30-day)
19,653Today vs Open Interest Avg (30-day)
115.64%Option Volume
Today's Volume
255Put-Call Ratio
0.22Put Volume
46Call Volume
209Volume Avg (30-day)
703Today vs Volume Avg (30-day)
36.27%Option Chain Statistics
This table provides a comprehensive overview of all MAIN options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Aug 15, 2025 | 56 | 14 | 0.25 | 1,046 | 2,258 | 2.16 | 50.14% | 64.7 |
| Sep 19, 2025 | 54 | 5 | 0.09 | 1,378 | 12,029 | 8.73 | 7.6% | 59.4 |
| Oct 17, 2025 | 10 | 1 | 0.1 | 0 | 0 | 0 | 43.86% | 35 |
| Dec 19, 2025 | 19 | 6 | 0.32 | 1,797 | 1,740 | 0.97 | 15.21% | 59.7 |
| Jan 16, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 7.62% | 97.5 |
| Mar 20, 2026 | 70 | 20 | 0.29 | 362 | 2,117 | 5.85 | 28.08% | 60 |