GRIFFON CORP

Ticker: GFF CUSIP: 398433102 Class: EQTY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025
Shares 200 Value ($000) $15 Avg Close $76.76 Range $66.60 - $83.19
Q1 2024
Shares 68 Value ($000) $5 Avg Close $64.10 Range $55.31 - $73.06
Q3 2022
Shares 10,413 Value ($000) $307 Avg Close $27.39 Range $23.11 - $31.62
Q3 2020
Shares 900 Value ($000) $18 Avg Close $16.81 Range $13.80 - $22.48
Q3 2019
Shares 17,084 Value ($000) $358 Avg Close $14.38 Range $12.37 - $17.44
Q2 2019
Shares 15 Value ($000) $0 Avg Close $13.71 Range $11.34 - $15.89
Q4 2018
Shares 82 Value ($000) $1 Avg Close $10.08 Range $7.69 - $12.95
Q3 2018
Shares 1,314 Value ($000) $21 Avg Close $14.12 Range $12.67 - $15.58
Q2 2018
Shares 1,214 Value ($000) $22 Avg Close $16.21 Range $13.41 - $18.58