KIRBY CORP

Ticker: KEX CUSIP: 497266106 Class: COM

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

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

Q4 2025

Shares 142 Value ($000) $16 Avg Close $101.65 Range $79.52 - $115.18

Q3 2025

Shares 142 Value ($000) $12 Avg Close $100.46 Range $81.90 - $122.50

Q2 2025

Shares 224 Value ($000) $25 Avg Close $104.91 Range $83.94 - $116.33

Q1 2025

Shares 230 Value ($000) $23 Avg Close $104.38 Range $93.85 - $115.93

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	142	$16	$101.65	$79.52 - $115.18
Q3 2025	142	$12	$100.46	$81.90 - $122.50
Q2 2025	224	$25	$104.91	$83.94 - $116.33
Q1 2025	230	$23	$104.38	$93.85 - $115.93