Contract Tape

CASS 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 76 records

Detail Tape

CASS most active options contracts

Page 1 of 2
Contract CASS261218P00025000
Side Put
Expiry18 Dec 2026
Strike25.00
Volume-
OI14
IV0.48
Contract CASS261218C00050000
Side Call
Expiry18 Dec 2026
Strike50.00
Volume-
OI10
IV0.24
Contract CASS261218C00055000
Side Call
Expiry18 Dec 2026
Strike55.00
Volume-
OI10
IV0.22
Contract CASS260918C00045000
Side Call
Expiry18 Sep 2026
Strike45.00
Volume-
OI5
IV0.01
Contract CASS260821P00050000
Side Put
Expiry21 Aug 2026
Strike50.00
Volume-
OI4
IV0.21
Contract CASS260821C00060000
Side Call
Expiry21 Aug 2026
Strike60.00
Volume-
OI3
IV0.13
Contract CASS260821C00045000
Side Call
Expiry21 Aug 2026
Strike45.00
Volume-
OI2
IV0.62
Contract CASS261218P00045000
Side Put
Expiry18 Dec 2026
Strike45.00
Volume-
OI2
IV0.15
Contract CASS261218P00050000
Side Put
Expiry18 Dec 2026
Strike50.00
Volume-
OI2
IV0.08
Contract CASS260821P00045000
Side Put
Expiry21 Aug 2026
Strike45.00
Volume-
OI1
IV0.38
Contract CASS261218P00040000
Side Put
Expiry18 Dec 2026
Strike40.00
Volume-
OI1
IV0.73
Contract CASS260821C00025000
Side Call
Expiry21 Aug 2026
Strike25.00
Volume-
OI-
IV1.78
Contract CASS260821P00025000
Side Put
Expiry21 Aug 2026
Strike25.00
Volume-
OI-
IV1.22
Contract CASS260821C00030000
Side Call
Expiry21 Aug 2026
Strike30.00
Volume-
OI-
IV1.40
Contract CASS260821P00030000
Side Put
Expiry21 Aug 2026
Strike30.00
Volume-
OI-
IV0.96
Contract CASS260821C00035000
Side Call
Expiry21 Aug 2026
Strike35.00
Volume-
OI-
IV1.19
Contract CASS260821P00035000
Side Put
Expiry21 Aug 2026
Strike35.00
Volume-
OI-
IV0.75
Contract CASS260821C00040000
Side Call
Expiry21 Aug 2026
Strike40.00
Volume-
OI-
IV0.89
Contract CASS260821P00040000
Side Put
Expiry21 Aug 2026
Strike40.00
Volume-
OI-
IV0.55
Contract CASS260821C00050000
Side Call
Expiry21 Aug 2026
Strike50.00
Volume-
OI-
IV0.38
Contract CASS260821C00055000
Side Call
Expiry21 Aug 2026
Strike55.00
Volume-
OI-
IV0.40
Contract CASS260821P00055000
Side Put
Expiry21 Aug 2026
Strike55.00
Volume-
OI-
IV0.04
Contract CASS260821P00060000
Side Put
Expiry21 Aug 2026
Strike60.00
Volume-
OI-
IV0.35
Contract CASS260821C00065000
Side Call
Expiry21 Aug 2026
Strike65.00
Volume-
OI-
IV0.26
Contract CASS260821P00065000
Side Put
Expiry21 Aug 2026
Strike65.00
Volume-
OI-
IV0.56
Contract CASS260821C00070000
Side Call
Expiry21 Aug 2026
Strike70.00
Volume-
OI-
IV0.37
Contract CASS260821P00070000
Side Put
Expiry21 Aug 2026
Strike70.00
Volume-
OI-
IV0.75
Contract CASS260918C00022500
Side Call
Expiry18 Sep 2026
Strike22.50
Volume-
OI-
IV1.14
Contract CASS260918P00022500
Side Put
Expiry18 Sep 2026
Strike22.50
Volume-
OI-
IV0.90
Contract CASS260918C00025000
Side Call
Expiry18 Sep 2026
Strike25.00
Volume-
OI-
IV0.99
Contract CASS260918P00025000
Side Put
Expiry18 Sep 2026
Strike25.00
Volume-
OI-
IV0.81
Contract CASS260918C00030000
Side Call
Expiry18 Sep 2026
Strike30.00
Volume-
OI-
IV0.73
Contract CASS260918P00030000
Side Put
Expiry18 Sep 2026
Strike30.00
Volume-
OI-
IV0.63
Contract CASS260918C00035000
Side Call
Expiry18 Sep 2026
Strike35.00
Volume-
OI-
IV0.48
Contract CASS260918P00035000
Side Put
Expiry18 Sep 2026
Strike35.00
Volume-
OI-
IV0.49
Contract CASS260918C00040000
Side Call
Expiry18 Sep 2026
Strike40.00
Volume-
OI-
IV0.52
Contract CASS260918P00040000
Side Put
Expiry18 Sep 2026
Strike40.00
Volume-
OI-
IV0.36
Contract CASS260918P00045000
Side Put
Expiry18 Sep 2026
Strike45.00
Volume-
OI-
IV0.25
Contract CASS260918C00050000
Side Call
Expiry18 Sep 2026
Strike50.00
Volume-
OI-
IV0.20
Contract CASS260918P00050000
Side Put
Expiry18 Sep 2026
Strike50.00
Volume-
OI-
IV0.14