OSI SYSTEMS INC

Ticker: OSIS CUSIP: 671044105 Class: EQTY

BROWN ADVISORY INC's Holding History (CIK: 0001345929)

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

Q4 2025

Shares 151,605 Value ($000) $38,668 Avg Close $261.19 Range $231.66 - $292.34

Q3 2025

Shares 210,309 Value ($000) $52,417 Avg Close $228.27 Range $204.00 - $249.79

Q2 2025

Shares 216,771 Value ($000) $48,743 Avg Close $213.44 Range $164.08 - $241.64

Q1 2025

Shares 278,790 Value ($000) $54,180 Avg Close $190.49 Range $150.84 - $220.00

Q4 2024

Shares 272,458 Value ($000) $45,618 Avg Close $158.52 Range $129.84 - $189.13

Q4 2023

Shares 2,409 Value ($000) $311 Avg Close $119.08 Range $103.04 - $132.60

Q4 2017

Shares 5,212 Value ($000) $335 Avg Close $84.03 Range $53.80 - $96.64

Q3 2017

Shares 5,519 Value ($000) $504 Avg Close $81.30 Range $74.96 - $92.34

Q2 2017

Shares 5,402 Value ($000) $406 Avg Close $75.70 Range $69.08 - $82.26

Q1 2017

Shares 3,688 Value ($000) $269 Avg Close $74.27 Range $69.45 - $81.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	151,605	$38,668	$261.19	$231.66 - $292.34
Q3 2025	210,309	$52,417	$228.27	$204.00 - $249.79
Q2 2025	216,771	$48,743	$213.44	$164.08 - $241.64
Q1 2025	278,790	$54,180	$190.49	$150.84 - $220.00
Q4 2024	272,458	$45,618	$158.52	$129.84 - $189.13
Q4 2023	2,409	$311	$119.08	$103.04 - $132.60
Q4 2017	5,212	$335	$84.03	$53.80 - $96.64
Q3 2017	5,519	$504	$81.30	$74.96 - $92.34
Q2 2017	5,402	$406	$75.70	$69.08 - $82.26
Q1 2017	3,688	$269	$74.27	$69.45 - $81.55