Historical shareholding details of PRIMECAP Management Company holdings in Kirby Corp. (KEX)

Monthly changes of PRIMECAP Management Company shareholding in Kirby Corp. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Primecap Management Company	270,150	0.47%

Sep 30, 2024	Primecap Management Company	268,000	0.47%

Jun 30, 2024	Primecap Management Company	282,100	0.49%

Mar 31, 2024	Primecap Management Company	317,600	0.55%

Dec 31, 2023	Primecap Management Company	328,500	0.56%

Sep 30, 2023	Primecap Management Company	347,700	0.59%

Jun 30, 2023	Primecap Management Company	353,100	0.59%

Mar 31, 2023	Primecap Management Company	367,100	0.61%