GRIFFON CORP

Ticker: GFF CUSIP: 398433102 Class: EQTY

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q4 2025

Shares 77 Value ($000) $6 Avg Close $74.21 Range $64.82 - $79.00

Q3 2025

Shares 172 Value ($000) $13 Avg Close $76.76 Range $66.60 - $83.19

Q2 2025

Shares 96 Value ($000) $7 Avg Close $69.17 Range $63.42 - $74.82

Q1 2025

Shares 131 Value ($000) $9 Avg Close $73.06 Range $66.13 - $83.37

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	77	$6	$74.21	$64.82 - $79.00
Q3 2025	172	$13	$76.76	$66.60 - $83.19
Q2 2025	96	$7	$69.17	$63.42 - $74.82
Q1 2025	131	$9	$73.06	$66.13 - $83.37