Historical shareholding details of PRIMECAP Management Company holdings in OSI Systems, Inc. (OSIS)

Monthly changes of PRIMECAP Management Company shareholding in OSI Systems, Inc. over the previous months

Month Name Total no. shares held Percent Holding
Mar 31, 2025 Primecap Management Company 334,330 1.99%
Dec 31, 2024 Primecap Management Company 297,710 1.77%
Sep 30, 2024 Primecap Management Company 294,500 1.75%
Jun 30, 2024 Primecap Management Company 280,620 1.68%
Mar 31, 2024 Primecap Management Company 293,100 1.72%
Dec 31, 2023 Primecap Management Company 285,200 1.67%
Sep 30, 2023 Primecap Management Company 278,990 1.64%
Jun 30, 2023 Primecap Management Company 290,350 1.73%
Mar 31, 2023 Primecap Management Company 294,340 1.76%

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