OSI SYSTEMS INC

Ticker: OSIS CUSIP: 671044105 Class: EQTY

LEVEL FOUR ADVISORY SERVICES, LLC's Holding History (CIK: 0001696715)

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

Q4 2025

Shares 7,193 Value ($000) $1,835 Avg Close $261.19 Range $231.66 - $292.34

Q3 2025

Shares 7,401 Value ($000) $1,845 Avg Close $228.27 Range $204.00 - $249.79

Q2 2025

Shares 6,929 Value ($000) $1,558 Avg Close $213.44 Range $164.08 - $241.64

Q1 2025

Shares 7,442 Value ($000) $1,446 Avg Close $190.49 Range $150.84 - $220.00

Q4 2024

Shares 10,016 Value ($000) $1,677 Avg Close $158.52 Range $129.84 - $189.13

Q3 2024

Shares 6,777 Value ($000) $896 Avg Close $143.78 Range $129.18 - $158.69

Q2 2024

Shares 5,620 Value ($000) $773 Avg Close $137.83 Range $126.57 - $145.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,193	$1,835	$261.19	$231.66 - $292.34
Q3 2025	7,401	$1,845	$228.27	$204.00 - $249.79
Q2 2025	6,929	$1,558	$213.44	$164.08 - $241.64
Q1 2025	7,442	$1,446	$190.49	$150.84 - $220.00
Q4 2024	10,016	$1,677	$158.52	$129.84 - $189.13
Q3 2024	6,777	$896	$143.78	$129.18 - $158.69
Q2 2024	5,620	$773	$137.83	$126.57 - $145.25