ICF INTL INC

Ticker: ICFI CUSIP: 44925C103 Class: Common Stock

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

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

Q4 2025

Shares 36 Value ($000) $3 Avg Close $84.88 Range $72.03 - $95.66

Q3 2025

Shares 124 Value ($000) $12 Avg Close $92.67 Range $81.95 - $101.71

Q2 2025

Shares 80 Value ($000) $7 Avg Close $84.72 Range $77.71 - $89.50

Q1 2025

Shares 108 Value ($000) $9 Avg Close $104.74 Range $75.91 - $135.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36	$3	$84.88	$72.03 - $95.66
Q3 2025	124	$12	$92.67	$81.95 - $101.71
Q2 2025	80	$7	$84.72	$77.71 - $89.50
Q1 2025	108	$9	$104.74	$75.91 - $135.34