greeksoup/ stock research

Griffon Corp. options tape

These figures are updated after the US market closes, every trading day. For the live chain, go to CBOE's own page for GFF.

Updated after the US market close on 9 October 2026, with Griffon Corp. at $90.59: open interest within 90 days was 281 call and 33 put contracts, a put/call ratio of 0.12; the day's volume was 2 calls and 0 puts (0.0). The most call open interest sits at the $105.00 strike (112 contracts) and the most put open interest at $90.00 (14). The at-the-money straddle for 16 October 2026, 4 days out, was priced at 6.0% of spot. For 20 November 2026, implied volatility was 42.7% at the put 5% below spot and 41.9% at the call 5% above, +0.9 points.

Spot$90.59-1.72% on the day
Put/call, open interest0.1233 puts, 281 calls
Put/call, volume0.00 puts, 2 calls
Priced move6.0%straddle to 16 October 2026, 4 days
30-day implied volatility36.3%
Put minus call IV, 5% out+0.9 ptsto 20 November 2026

Where the open interest sits

SideStrikeOpen interest
Calls$105.00112
Puts$90.0014

The strike with the most open interest on each side, across expiries within 90 days.

Source

Official exchange quotes, updated after each US market close. Figures describe positioning; they are not a forecast.

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