Contract Tape

CSTM most active options contracts

Full contract-level activity ranked by volume, with side, expiry, strike, open interest, and implied volatility context.

Options summary Strike map Contracts History
By volume 203 records

Detail Tape

CSTM most active options contracts

Page 1 of 6
Contract CSTM260918C00027000
Side Call
Expiry18 Sep 2026
Strike27.00
Volume-
OI40
IV0.57
Contract CSTM260918P00028000
Side Put
Expiry18 Sep 2026
Strike28.00
Volume-
OI10
IV0.55
Contract CSTM260918C00026000
Side Call
Expiry18 Sep 2026
Strike26.00
Volume-
OI7
IV0.52
Contract CSTM270219C00031000
Side Call
Expiry19 Feb 2027
Strike31.00
Volume-
OI6
IV0.55
Contract CSTM260918P00020000
Side Put
Expiry18 Sep 2026
Strike20.00
Volume-
OI3
IV0.92
Contract CSTM270219C00042000
Side Call
Expiry19 Feb 2027
Strike42.00
Volume-
OI2
IV0.55
Contract CSTM260821P00036000
Side Put
Expiry21 Aug 2026
Strike36.00
Volume-
OI1
IV0.00
Contract CSTM270115P00019000
Side Put
Expiry15 Jan 2027
Strike19.00
Volume-
OI1
IV0.65
Contract CSTM260821P00040000
Side Put
Expiry21 Aug 2026
Strike40.00
Volume-
OI-
IV0.00
Contract CSTM260821P00050000
Side Put
Expiry21 Aug 2026
Strike50.00
Volume-
OI-
IV1.21
Contract CSTM261120C00016000
Side Call
Expiry20 Nov 2026
Strike16.00
Volume-
OI-
IV0.00
Contract CSTM261120C00020000
Side Call
Expiry20 Nov 2026
Strike20.00
Volume-
OI-
IV0.00
Contract CSTM261120P00040000
Side Put
Expiry20 Nov 2026
Strike40.00
Volume-
OI-
IV0.00
Contract CSTM261120P00055000
Side Put
Expiry20 Nov 2026
Strike55.00
Volume-
OI-
IV0.62
Contract CSTM270115C00002000
Side Call
Expiry15 Jan 2027
Strike2.00
Volume-
OI-
IV0.00
Contract CSTM270115C00018000
Side Call
Expiry15 Jan 2027
Strike18.00
Volume-
OI-
IV0.00
Contract CSTM270219P00050000
Side Put
Expiry19 Feb 2027
Strike50.00
Volume-
OI-
IV0.75
Contract CSTM270115P00025000
Side Put
Expiry15 Jan 2027
Strike25.00
Volume1000
OI2059
IV0.55
Contract CSTM260821P00030000
Side Put
Expiry21 Aug 2026
Strike30.00
Volume307
OI278
IV0.57
Contract CSTM260821C00030000
Side Call
Expiry21 Aug 2026
Strike30.00
Volume261
OI599
IV0.51
Contract CSTM260918C00031000
Side Call
Expiry18 Sep 2026
Strike31.00
Volume258
OI83
IV0.51
Contract CSTM270115C00050000
Side Call
Expiry15 Jan 2027
Strike50.00
Volume257
OI333
IV0.60
Contract CSTM261120C00050000
Side Call
Expiry20 Nov 2026
Strike50.00
Volume250
OI537
IV0.62
Contract CSTM261120C00035000
Side Call
Expiry20 Nov 2026
Strike35.00
Volume232
OI1036
IV0.66
Contract CSTM261120P00031000
Side Put
Expiry20 Nov 2026
Strike31.00
Volume117
OI117
IV0.55
Contract CSTM261120P00029000
Side Put
Expiry20 Nov 2026
Strike29.00
Volume100
OI102
IV0.57
Contract CSTM260821P00033000
Side Put
Expiry21 Aug 2026
Strike33.00
Volume80
OI541
IV0.65
Contract CSTM270219P00028000
Side Put
Expiry19 Feb 2027
Strike28.00
Volume80
OI44
IV0.56
Contract CSTM270115C00025000
Side Call
Expiry15 Jan 2027
Strike25.00
Volume63
OI639
IV0.58
Contract CSTM261120C00039000
Side Call
Expiry20 Nov 2026
Strike39.00
Volume58
OI22
IV0.57
Contract CSTM261120P00019000
Side Put
Expiry20 Nov 2026
Strike19.00
Volume34
OI12
IV0.75
Contract CSTM260821C00026000
Side Call
Expiry21 Aug 2026
Strike26.00
Volume31
OI838
IV0.53
Contract CSTM270115P00030000
Side Put
Expiry15 Jan 2027
Strike30.00
Volume30
OI1014
IV0.52
Contract CSTM261120P00016000
Side Put
Expiry20 Nov 2026
Strike16.00
Volume28
OI6
IV0.86
Contract CSTM260821P00020000
Side Put
Expiry21 Aug 2026
Strike20.00
Volume26
OI-
IV0.50
Contract CSTM261120C00032000
Side Call
Expiry20 Nov 2026
Strike32.00
Volume20
OI353
IV0.58
Contract CSTM261120C00031000
Side Call
Expiry20 Nov 2026
Strike31.00
Volume20
OI80
IV0.58
Contract CSTM260821C00020000
Side Call
Expiry21 Aug 2026
Strike20.00
Volume20
OI50
IV2.42
Contract CSTM260821C00019000
Side Call
Expiry21 Aug 2026
Strike19.00
Volume20
OI41
IV2.55
Contract CSTM270219P00026000
Side Put
Expiry19 Feb 2027
Strike26.00
Volume20
OI20
IV0.58