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MKTX
MarketAxess Holdings Inc.
stock NASDAQ

At Close

Aug 17, 2026 3:59:59 PM EDT

162.60USD+0.018%(+0.03)1,206,000

154.48Bid 170.81Ask 16.33Spread

Pre-market

Aug 14, 2026 8:31:30 AM EDT

162.63USD+0.035%(+0.06)0

After-hours

Aug 17, 2026 4:02:30 PM EDT

162.50USD-0.062%(-0.10)698

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Nov 20, 2026 Feb 19, 2027

ITM/OTM for Aug 21, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
641	1,503	54	562

MKTX Aug 21, 2026 Exp. - Volume by Strike

Puts

Calls

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

Puts

Calls

MKTX Aug 21, 2026 Exp. - Max Pain @ $140.00

Puts

Calls

MKTX Aug 21, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
270 C	1.35	-10.00%	1	2	03-10	MKTX260821C00270000
260 C	1.15	-60.34%	1	3	03-17	MKTX260821C00260000
250 C	1.65	-37.74%	1	2	03-17	MKTX260821C00250000
240 C	2.70	0%	1	0	01-16	MKTX260821C00240000
230 C	0.45	-90.84%	1	3	05-12	MKTX260821C00230000
220 C	0.19	-87.33%	1	7	05-28	MKTX260821C00220000
210 C	4.10	-53.41%	1	25	04-09	MKTX260821C00210000
200 C	0.05	0.00%	1	863	08-03	MKTX260821C00200000
195 C	2.60	-66.67%	1	5	05-01	MKTX260821C00195000
190 C	0.10	-93.55%	2	86	08-06	MKTX260821C00190000
185 C	10.70	-28.19%	1	4	04-14	MKTX260821C00185000
180 C	0.02	-99.15%	5	8	07-31	MKTX260821C00180000
175 C	0.01	-95.45%	17	270	07-30	MKTX260821C00175000
170 C	0.05	0.00%	14	21	08-07	MKTX260821C00170000
165 C	0.05	0.00%	1	204	08-14	MKTX260821C00165000
160 C	2.92	+13.62%	130	85	08-07	MKTX260821C00160000
155 C	7.84	-0.38%	130	92	08-07	MKTX260821C00155000
150 C	13.04	+1,381.82%	6	7	07-30	MKTX260821C00150000
145 C	18.30	+976.47%	94	66	07-30	MKTX260821C00145000
140 C	22.80	0.00%	4	172	08-13	MKTX260821C00140000
135 C	27.93	-2.00%	2	105	08-11	MKTX260821C00135000
130 C	33.01	+870.88%	3	10	07-30	MKTX260821C00130000
125 C	37.67	+0.72%	2	25	08-10	MKTX260821C00125000
120 C	42.40	-2.30%	1	11	08-03	MKTX260821C00120000
115 C	47.50	-1.96%	1	6	07-31	MKTX260821C00115000
110 C	52.60	-0.57%	2	56	08-05	MKTX260821C00110000
105 C	14.60	+46.00%	1	1	07-08	MKTX260821C00105000
100 C	0	0%	0			MKTX260821C00100000
95 C	21.50	0%	8	4	07-15	MKTX260821C00095000
90 C	0	0%	0			MKTX260821C00090000
85 C	0	0%	0			MKTX260821C00085000
80 C	38.05	+5.55%	2	1	07-27	MKTX260821C00080000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
270 P	0	0%	0			MKTX260821P00270000
260 P	97.50	0%	1	1	04-23	MKTX260821P00260000
250 P	0	0%	0			MKTX260821P00250000
240 P	0	0%	0			MKTX260821P00240000
230 P	0	0%	0			MKTX260821P00230000
220 P	85.87	+92.40%	1	1	05-21	MKTX260821P00220000
210 P	75.90	+71.56%	1	1	05-21	MKTX260821P00210000
200 P	0	0%	0			MKTX260821P00200000
195 P	0	0%	0			MKTX260821P00195000
190 P	20.50	-10.09%	1	2	02-26	MKTX260821P00190000
185 P	32.22	0%	1	1	02-04	MKTX260821P00185000
180 P	23.60	+3.87%	1	14	04-22	MKTX260821P00180000
175 P	0	0%	0			MKTX260821P00175000
170 P	7.85	-85.13%	1	2	08-07	MKTX260821P00170000
165 P	2.30	+15.00%	1	32	08-03	MKTX260821P00165000
160 P	0.05	-50.00%	11	69	08-12	MKTX260821P00160000
155 P	0.10	+100.00%	10	105	08-06	MKTX260821P00155000
150 P	0.03	+50.00%	1	4	08-03	MKTX260821P00150000
145 P	0.10	-99.64%	1	4	07-30	MKTX260821P00145000
140 P	27.28	+36.06%	1	2	07-21	MKTX260821P00140000
135 P	6.70	+21.82%	1	3	05-12	MKTX260821P00135000
130 P	0.03	-99.83%	3	11	07-30	MKTX260821P00130000
125 P	0.05	0.00%	41	66	08-12	MKTX260821P00125000
120 P	0.05	-98.67%	6	16	07-30	MKTX260821P00120000
115 P	0.05	-97.62%	6	78	07-30	MKTX260821P00115000
110 P	0.05	+25.00%	2	53	07-31	MKTX260821P00110000
105 P	0.04	-96.00%	1	71	07-30	MKTX260821P00105000
100 P	0.03	-96.67%	4	33	07-30	MKTX260821P00100000
95 P	0.04	-86.67%	2	37	07-30	MKTX260821P00095000
90 P	0.43	-14.00%	4	8	07-22	MKTX260821P00090000
85 P	0	0%	0			MKTX260821P00085000
80 P	0.10	-60.00%	1	2	07-30	MKTX260821P00080000

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