GRMN261016C00350000
Call
Expiry16 Oct 2026
Strike350.00
Volume204
OI3
IV0.25
Contract Tape
GRMN most active options contracts
Full contract-level activity ranked by volume, with side, expiry, strike, open interest, and implied volatility context.
By volume
322
records
Detail Tape
GRMN most active options contracts
Contract
GRMN260918C00310000
Side
Call
Expiry18 Sep 2026
Strike310.00
Volume118
OI12
IV0.27
Contract
GRMN261016C00360000
Side
Call
Expiry16 Oct 2026
Strike360.00
Volume68
OI10
IV0.24
Contract
GRMN261016C00300000
Side
Call
Expiry16 Oct 2026
Strike300.00
Volume49
OI16
IV0.29
Contract
GRMN270115P00290000
Side
Put
Expiry15 Jan 2027
Strike290.00
Volume27
OI29
IV0.32
Contract
GRMN260821C00330000
Side
Call
Expiry21 Aug 2026
Strike330.00
Volume27
OI15
IV0.17
Contract
GRMN260918C00330000
Side
Call
Expiry18 Sep 2026
Strike330.00
Volume27
OI-
IV0.26
Contract
GRMN270115C00240000
Side
Call
Expiry15 Jan 2027
Strike240.00
Volume23
OI42
IV0.34
Contract
GRMN260821P00280000
Side
Put
Expiry21 Aug 2026
Strike280.00
Volume17
OI220
IV0.29
Contract
GRMN260821P00250000
Side
Put
Expiry21 Aug 2026
Strike250.00
Volume16
OI129
IV0.44
Contract
GRMN260821C00260000
Side
Call
Expiry21 Aug 2026
Strike260.00
Volume15
OI261
IV0.32
Contract
GRMN270115C00350000
Side
Call
Expiry15 Jan 2027
Strike350.00
Volume13
OI5
IV0.30
Contract
GRMN260918C00320000
Side
Call
Expiry18 Sep 2026
Strike320.00
Volume12
OI14
IV0.26
Contract
GRMN260821C00270000
Side
Call
Expiry21 Aug 2026
Strike270.00
Volume10
OI184
IV0.37
Contract
GRMN260821P00260000
Side
Put
Expiry21 Aug 2026
Strike260.00
Volume10
OI24
IV0.19
Contract
GRMN260821P00290000
Side
Put
Expiry21 Aug 2026
Strike290.00
Volume9
OI90
IV0.27
Contract
GRMN260821C00300000
Side
Call
Expiry21 Aug 2026
Strike300.00
Volume9
OI41
IV0.27
Contract
GRMN260918C00350000
Side
Call
Expiry18 Sep 2026
Strike350.00
Volume7
OI147
IV0.29
Contract
GRMN260821P00270000
Side
Put
Expiry21 Aug 2026
Strike270.00
Volume6
OI21
IV0.30
Contract
GRMN260821C00310000
Side
Call
Expiry21 Aug 2026
Strike310.00
Volume5
OI91
IV0.26
Contract
GRMN260821C00280000
Side
Call
Expiry21 Aug 2026
Strike280.00
Volume5
OI89
IV0.33
Contract
GRMN260821C00290000
Side
Call
Expiry21 Aug 2026
Strike290.00
Volume5
OI35
IV0.31
Contract
GRMN260821P00210000
Side
Put
Expiry21 Aug 2026
Strike210.00
Volume5
OI34
IV0.46
Contract
GRMN260821P00300000
Side
Put
Expiry21 Aug 2026
Strike300.00
Volume5
OI31
IV0.25
Contract
GRMN260918P00300000
Side
Put
Expiry18 Sep 2026
Strike300.00
Volume5
OI29
IV0.29
Contract
GRMN260918C00300000
Side
Call
Expiry18 Sep 2026
Strike300.00
Volume5
OI16
IV0.28
Contract
GRMN260821P00350000
Side
Put
Expiry21 Aug 2026
Strike350.00
Volume5
OI5
IV0.39
Contract
GRMN270115C00340000
Side
Call
Expiry15 Jan 2027
Strike340.00
Volume4
OI22
IV0.30
Contract
GRMN260821P00330000
Side
Put
Expiry21 Aug 2026
Strike330.00
Volume4
OI6
IV0.27
Contract
GRMN270115C00360000
Side
Call
Expiry15 Jan 2027
Strike360.00
Volume3
OI42
IV0.29
Contract
GRMN261218C00320000
Side
Call
Expiry18 Dec 2026
Strike320.00
Volume2
OI331
IV0.31
Contract
GRMN270115P00250000
Side
Put
Expiry15 Jan 2027
Strike250.00
Volume2
OI153
IV0.34
Contract
GRMN260821P00240000
Side
Put
Expiry21 Aug 2026
Strike240.00
Volume2
OI83
IV0.30
Contract
GRMN261016C00240000
Side
Call
Expiry16 Oct 2026
Strike240.00
Volume2
OI71
IV0.35
Contract
GRMN260821C00250000
Side
Call
Expiry21 Aug 2026
Strike250.00
Volume2
OI68
IV0.50
Contract
GRMN261016C00320000
Side
Call
Expiry16 Oct 2026
Strike320.00
Volume2
OI57
IV0.26
Contract
GRMN260821P00310000
Side
Put
Expiry21 Aug 2026
Strike310.00
Volume2
OI10
IV0.24
Contract
GRMN260821P00230000
Side
Put
Expiry21 Aug 2026
Strike230.00
Volume1
OI347
IV0.35
Contract
GRMN261218P00240000
Side
Put
Expiry18 Dec 2026
Strike240.00
Volume1
OI289
IV0.37
Contract
GRMN261218C00300000
Side
Call
Expiry18 Dec 2026
Strike300.00
Volume1
OI201
IV0.33
Plain English Guide
Options context
What usually looks constructive
What usually looks cautious
Options can move quickly and can lose value fast. Treat this as research context, not a buy or sell instruction.