OSI SYSTEMS INC

Ticker: OSIS CUSIP: 671044105 Class: EQTY

Public Sector Pension Investment Board's Holding History (CIK: 0001396318)

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

Q4 2025

Shares 55,242 Value ($000) $14,090 Avg Close $261.19 Range $231.66 - $292.34

Q3 2025

Shares 61,545 Value ($000) $15,339 Avg Close $228.27 Range $204.00 - $249.79

Q2 2025

Shares 53,236 Value ($000) $11,971 Avg Close $213.44 Range $164.08 - $241.64

Q1 2025

Shares 49,579 Value ($000) $9,635 Avg Close $190.49 Range $150.84 - $220.00

Q4 2024

Shares 38,765 Value ($000) $6,490 Avg Close $158.52 Range $129.84 - $189.13

Q3 2024

Shares 33,605 Value ($000) $5,102 Avg Close $143.78 Range $129.18 - $158.69

Q2 2024

Shares 34,505 Value ($000) $4,745 Avg Close $137.83 Range $126.57 - $145.25

Q1 2024

Shares 32,149 Value ($000) $4,592 Avg Close $131.26 Range $120.42 - $144.03

Q4 2023

Shares 32,429 Value ($000) $4,185 Avg Close $119.08 Range $103.04 - $132.60

Q3 2023

Shares 19,021 Value ($000) $2,245 Avg Close $120.57 Range $112.19 - $139.90

Q2 2023

Shares 27,614 Value ($000) $3,254 Avg Close $114.74 Range $99.11 - $127.07

Q1 2023

Shares 27,565 Value ($000) $2,822 Avg Close $92.62 Range $78.35 - $102.89

Q4 2022

Shares 28,518 Value ($000) $2,268 Avg Close $81.40 Range $69.31 - $90.71

Q3 2022

Shares 29,055 Value ($000) $2 Avg Close $87.60 Range $72.02 - $103.17

Q2 2022

Shares 29,342 Value ($000) $2,507 Avg Close $82.06 Range $76.09 - $87.38

Q1 2022

Shares 30,691 Value ($000) $2,612 Avg Close $84.05 Range $76.35 - $95.63

Q4 2021

Shares 33,981 Value ($000) $3,167 Avg Close $93.81 Range $87.97 - $98.88

Q3 2021

Shares 33,791 Value ($000) $3,203 Avg Close $97.38 Range $91.08 - $101.64

Q2 2021

Shares 34,171 Value ($000) $3,473 Avg Close $97.33 Range $91.95 - $102.24

Q1 2021

Shares 37,981 Value ($000) $3,650 Avg Close $94.91 Range $89.10 - $100.67

Q4 2020

Shares 40,314 Value ($000) $3,758 Avg Close $85.48 Range $76.31 - $94.87

Q3 2020

Shares 37,451 Value ($000) $2,907 Avg Close $74.61 Range $66.11 - $81.69

Q2 2020

Shares 37,451 Value ($000) $2,795 Avg Close $73.05 Range $63.09 - $85.01

Q1 2020

Shares 38,251 Value ($000) $2,636 Avg Close $85.46 Range $49.96 - $102.61

Q4 2019

Shares 79,677 Value ($000) $8,027 Avg Close $98.82 Range $93.98 - $102.81

Q3 2019

Shares 43,051 Value ($000) $4,372 Avg Close $108.01 Range $93.05 - $117.21

Q2 2019

Shares 37,139 Value ($000) $4,183 Avg Close $100.77 Range $85.22 - $114.42

Q1 2019

Shares 15,539 Value ($000) $1,361 Avg Close $83.70 Range $70.22 - $91.19

Q4 2018

Shares 14,739 Value ($000) $1,080 Avg Close $72.14 Range $67.15 - $76.91

Q3 2018

Shares 11,939 Value ($000) $911 Avg Close $77.62 Range $73.70 - $82.94

Q2 2018

Shares 10,971 Value ($000) $848 Avg Close $69.82 Range $61.72 - $80.19

Q1 2018

Shares 33,771 Value ($000) $2,204 Avg Close $64.89 Range $50.50 - $73.28

Q4 2017

Shares 11,071 Value ($000) $713 Avg Close $84.03 Range $53.80 - $96.64

Q3 2017

Shares 11,071 Value ($000) $1,012 Avg Close $81.30 Range $74.96 - $92.34

Q2 2017

Shares 9,383 Value ($000) $705 Avg Close $75.70 Range $69.08 - $82.26

Q1 2017

Shares 12,883 Value ($000) $940 Avg Close $74.27 Range $69.45 - $81.55

Q4 2016

Shares 12,883 Value ($000) $981 Avg Close $72.10 Range $65.00 - $78.86

Q3 2016

Shares 12,883 Value ($000) $842 Avg Close $63.03 Range $55.76 - $69.49

Q2 2016

Shares 12,883 Value ($000) $749 Avg Close $55.08 Range $48.76 - $66.43

Q1 2016

Shares 12,883 Value ($000) $844 Avg Close $66.19 Range $48.19 - $88.33

Q4 2015

Shares 12,883 Value ($000) $1,142 Avg Close $87.50 Range $75.60 - $96.75

Q3 2015

Shares 20,183 Value ($000) $1,553 Avg Close $72.21 Range $66.94 - $79.28

Q2 2015

Shares 28,883 Value ($000) $2,045 Avg Close $72.33 Range $66.03 - $76.70

Q1 2015

Shares 35,083 Value ($000) $2,605 Avg Close $71.68 Range $66.90 - $75.00

Q4 2014

Shares 34,999 Value ($000) $2,477 Avg Close $68.20 Range $58.54 - $74.79

Q3 2014

Shares 34,999 Value ($000) $2,222 Avg Close $66.39 Range $62.10 - $70.27

Q2 2014

Shares 41,199 Value ($000) $2,750 Avg Close $59.67 Range $52.68 - $67.44

Q1 2014

Shares 37,885 Value ($000) $2,268 Avg Close $59.85 Range $51.85 - $66.78

Q4 2013

Shares 45,885 Value ($000) $2,437 Avg Close $68.42 Range $39.00 - $78.50

Q3 2013

Shares 45,385 Value ($000) $3,380 Avg Close $71.00 Range $63.20 - $76.25

Q2 2013

Shares 35,485 Value ($000) $2,286 Avg Close $58.30 Range $48.10 - $67.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	55,242	$14,090	$261.19	$231.66 - $292.34
Q3 2025	61,545	$15,339	$228.27	$204.00 - $249.79
Q2 2025	53,236	$11,971	$213.44	$164.08 - $241.64
Q1 2025	49,579	$9,635	$190.49	$150.84 - $220.00
Q4 2024	38,765	$6,490	$158.52	$129.84 - $189.13
Q3 2024	33,605	$5,102	$143.78	$129.18 - $158.69
Q2 2024	34,505	$4,745	$137.83	$126.57 - $145.25
Q1 2024	32,149	$4,592	$131.26	$120.42 - $144.03
Q4 2023	32,429	$4,185	$119.08	$103.04 - $132.60
Q3 2023	19,021	$2,245	$120.57	$112.19 - $139.90
Q2 2023	27,614	$3,254	$114.74	$99.11 - $127.07
Q1 2023	27,565	$2,822	$92.62	$78.35 - $102.89
Q4 2022	28,518	$2,268	$81.40	$69.31 - $90.71
Q3 2022	29,055	$2	$87.60	$72.02 - $103.17
Q2 2022	29,342	$2,507	$82.06	$76.09 - $87.38
Q1 2022	30,691	$2,612	$84.05	$76.35 - $95.63
Q4 2021	33,981	$3,167	$93.81	$87.97 - $98.88
Q3 2021	33,791	$3,203	$97.38	$91.08 - $101.64
Q2 2021	34,171	$3,473	$97.33	$91.95 - $102.24
Q1 2021	37,981	$3,650	$94.91	$89.10 - $100.67
Q4 2020	40,314	$3,758	$85.48	$76.31 - $94.87
Q3 2020	37,451	$2,907	$74.61	$66.11 - $81.69
Q2 2020	37,451	$2,795	$73.05	$63.09 - $85.01
Q1 2020	38,251	$2,636	$85.46	$49.96 - $102.61
Q4 2019	79,677	$8,027	$98.82	$93.98 - $102.81
Q3 2019	43,051	$4,372	$108.01	$93.05 - $117.21
Q2 2019	37,139	$4,183	$100.77	$85.22 - $114.42
Q1 2019	15,539	$1,361	$83.70	$70.22 - $91.19
Q4 2018	14,739	$1,080	$72.14	$67.15 - $76.91
Q3 2018	11,939	$911	$77.62	$73.70 - $82.94
Q2 2018	10,971	$848	$69.82	$61.72 - $80.19
Q1 2018	33,771	$2,204	$64.89	$50.50 - $73.28
Q4 2017	11,071	$713	$84.03	$53.80 - $96.64
Q3 2017	11,071	$1,012	$81.30	$74.96 - $92.34
Q2 2017	9,383	$705	$75.70	$69.08 - $82.26
Q1 2017	12,883	$940	$74.27	$69.45 - $81.55
Q4 2016	12,883	$981	$72.10	$65.00 - $78.86
Q3 2016	12,883	$842	$63.03	$55.76 - $69.49
Q2 2016	12,883	$749	$55.08	$48.76 - $66.43
Q1 2016	12,883	$844	$66.19	$48.19 - $88.33
Q4 2015	12,883	$1,142	$87.50	$75.60 - $96.75
Q3 2015	20,183	$1,553	$72.21	$66.94 - $79.28
Q2 2015	28,883	$2,045	$72.33	$66.03 - $76.70
Q1 2015	35,083	$2,605	$71.68	$66.90 - $75.00
Q4 2014	34,999	$2,477	$68.20	$58.54 - $74.79
Q3 2014	34,999	$2,222	$66.39	$62.10 - $70.27
Q2 2014	41,199	$2,750	$59.67	$52.68 - $67.44
Q1 2014	37,885	$2,268	$59.85	$51.85 - $66.78
Q4 2013	45,885	$2,437	$68.42	$39.00 - $78.50
Q3 2013	45,385	$3,380	$71.00	$63.20 - $76.25
Q2 2013	35,485	$2,286	$58.30	$48.10 - $67.50