Ballhaus William Francis JR - Insider Non-Derivative Transactions at OSI SYSTEMS INC (OSIS) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 4, 2025, Ballhaus William Francis JR's relationship to OSI SYSTEMS INC (OSIS) is Director, and currently has 24,850 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other OSIS insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Ballhaus William Francis JR - Insider Non-Derivative Transactions of OSIS Common Stock

Ballhaus William Francis JR - Insider Non-Derivative Transactions at OSIS

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 5, 2025	G -- (Common Stock)	750	0	24850
Sep 13, 2025	Sell -- (Common Stock)	562	237.84	25600
Aug 21, 2025	Acquisition -- (Common Stock)	1007	223.39	26162
Jul 10, 2025	G -- (Common Stock)	113	0	25155
May 22, 2025	Sell -- (Common Stock)	750	228.88	24055
May 7, 2025	Sell -- (Common Stock)	933	219.77	24805
Feb 11, 2025	G -- (Common Stock)	750	0	25738
Dec 11, 2024	G -- (Common Stock)	28	0	26488
Dec 11, 2024	Sell -- (Common Stock)	675	181.63	26516
Dec 5, 2024	G -- (Common Stock)	120	0	27191
Nov 14, 2024	G -- (Common Stock)	875	0	27311
Aug 15, 2024	Acquisition -- (Common Stock)	1618	139.02	7412
Jul 4, 2024	G -- (Common Stock)	73	0	28186
May 22, 2024	G -- (Common Stock)	73	0	28259
May 22, 2024	G -- (Common Stock)	73	0	28332
May 9, 2024	Sell -- (Common Stock)	675	133.98	25907
Jul 29, 2023	Acquisition -- (Common Stock)	1913	117.63	5794
Jun 15, 2023	Sell -- (Common Stock)	1025	125.72	22935
Jun 9, 2023	G -- (Common Stock)	622	0	24077
Feb 2, 2023	Sell -- (Common Stock)	400	94.96	23960