KIRBY CORP

Ticker: KEX CUSIP: 497266106 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2025

Shares 304,211 Value ($000) $33,518 Avg Close $101.65 Range $79.52 - $115.18

Q3 2025

Shares 335,657 Value ($000) $28,011 Avg Close $100.46 Range $81.90 - $122.50

Q2 2025

Shares 289,370 Value ($000) $32,817 Avg Close $104.91 Range $83.94 - $116.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	304,211	$33,518	$101.65	$79.52 - $115.18
Q3 2025	335,657	$28,011	$100.46	$81.90 - $122.50
Q2 2025	289,370	$32,817	$104.91	$83.94 - $116.33