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MAIN
Main Street Capital Corporation
stock NYSE

Market Open

Aug 11, 2026 3:21:18 PM EDT

59.01USD+0.768%(+0.45)373,227

51.02Bid 59.10Ask 8.08Spread

Pre-market

Aug 11, 2026 8:28:30 AM EDT

58.38USD-0.307%(-0.18)100

After-hours

Aug 10, 2026 4:01:30 PM EDT

58.64USD+0.145%(+0.08)0

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Dec 18, 2026 Mar 19, 2027

ITM/OTM for Aug 21, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
1,000	1,483	4,949	6,533

MAIN Aug 21, 2026 Exp. - Volume by Strike

Puts

Calls

MAIN Aug 21, 2026 Exp. - Open Interest by Strike

Puts

Calls

MAIN Aug 21, 2026 Exp. - Max Pain @ $59.70

Puts

Calls

MAIN Aug 21, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
74.70 C	0.10	0%	1	1	07-20	MAIN260821C00074700
69.70 C	0.05	-44.44%	1	4	08-06	MAIN260821C00069700
64.70 C	0.01	-83.33%	3	16	08-07	MAIN260821C00064700
59.70 C	0.35	-48.53%	368	1,462	08-10	MAIN260821C00059700
54.70 C	3.45	-23.50%	255	988	08-10	MAIN260821C00054700
49.70 C	8.20	+14.21%	1	1	08-07	MAIN260821C00049700
44.70 C	10.50	+41.89%	12	9	08-03	MAIN260821C00044700
39.70 C	15.10	+21.58%	2	2	07-28	MAIN260821C00039700
34.70 C	20.75	0%	2	0	08-03	MAIN260821C00034700
29.70 C	28.20	0%	1	0	08-07	MAIN260821C00029700

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
74.70 P	0	0%	0			MAIN260821P00074700
69.70 P	0	0%	0			MAIN260821P00069700
64.70 P	10.48	-0.19%	7	7	07-28	MAIN260821P00064700
59.70 P	1.60	-5.88%	4	4,942	08-10	MAIN260821P00059700
54.70 P	0.10	-23.08%	181	615	08-10	MAIN260821P00054700
49.70 P	0.05	+66.67%	4	5,629	08-10	MAIN260821P00049700
44.70 P	0.04	+33.33%	1	288	08-10	MAIN260821P00044700
39.70 P	0	0%	0			MAIN260821P00039700
34.70 P	0	0%	0			MAIN260821P00034700
29.70 P	0.05	0%	1	1	07-15	MAIN260821P00029700

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