OSI SYSTEMS INC

Ticker: OSIS CUSIP: 671044105 Class: EQTY

UBS ASSET MANAGEMENT AMERICAS INC's Holding History (CIK: 0000861177)

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

Q4 2025

Shares 498,252 Value ($000) $127,084 Avg Close $261.19 Range $231.66 - $292.34

Q3 2025

Shares 550,503 Value ($000) $137,207 Avg Close $228.27 Range $204.00 - $249.79

Q2 2025

Shares 575,748 Value ($000) $129,463 Avg Close $213.44 Range $164.08 - $241.64

Q1 2025

Shares 877,393 Value ($000) $170,513 Avg Close $190.49 Range $150.84 - $220.00

Q4 2024

Shares 335,511 Value ($000) $56,175 Avg Close $158.52 Range $129.84 - $189.13

Q3 2024

Shares 358,557 Value ($000) $54,440 Avg Close $143.78 Range $129.18 - $158.69

Q2 2024

Shares 372,098 Value ($000) $51,171 Avg Close $137.83 Range $126.57 - $145.25

Q1 2024

Shares 19,150 Value ($000) $2,735 Avg Close $131.26 Range $120.42 - $144.03

Q4 2023

Shares 19,150 Value ($000) $2,471 Avg Close $119.08 Range $103.04 - $132.60

Q3 2023

Shares 19,150 Value ($000) $2,260 Avg Close $120.57 Range $112.19 - $139.90

Q2 2023

Shares 22,792 Value ($000) $2,333 Avg Close $114.74 Range $99.11 - $127.07

Q1 2023

Shares 22,792 Value ($000) $2,333 Avg Close $92.62 Range $78.35 - $102.89

Q4 2022

Shares 19,774 Value ($000) $1,572 Avg Close $81.40 Range $69.31 - $90.71

Q3 2022

Shares 18,384 Value ($000) $1,324,751 Avg Close $87.60 Range $72.02 - $103.17

Q2 2022

Shares 20,627 Value ($000) $1,762,372 Avg Close $82.06 Range $76.09 - $87.38

Q1 2022

Shares 19,546 Value ($000) $1,663,755 Avg Close $84.05 Range $76.35 - $95.63

Q4 2021

Shares 15,889 Value ($000) $1,480,856 Avg Close $93.81 Range $87.97 - $98.88

Q3 2021

Shares 16,079 Value ($000) $1,524,288 Avg Close $97.38 Range $91.08 - $101.64

Q2 2021

Shares 18,609 Value ($000) $1,891,418 Avg Close $97.33 Range $91.95 - $102.24

Q1 2021

Shares 17,421 Value ($000) $1,674,158 Avg Close $94.91 Range $89.10 - $100.67

Q4 2020

Shares 17,421 Value ($000) $1,623,985 Avg Close $85.48 Range $76.31 - $94.87

Q3 2020

Shares 16,612 Value ($000) $1,289,257 Avg Close $74.61 Range $66.11 - $81.69

Q2 2020

Shares 13,325 Value ($000) $994,577 Avg Close $73.05 Range $63.09 - $85.01

Q1 2020

Shares 14,063 Value ($000) $969,221 Avg Close $85.46 Range $49.96 - $102.61

Q4 2019

Shares 18,365 Value ($000) $1,850,090 Avg Close $98.82 Range $93.98 - $102.81

Q3 2019

Shares 15,752 Value ($000) $1,599,773 Avg Close $108.01 Range $93.05 - $117.21

Q2 2019

Shares 11,833 Value ($000) $1,332,750 Avg Close $100.77 Range $85.22 - $114.42

Q1 2019

Shares 10,283 Value ($000) $900,790 Avg Close $83.70 Range $70.22 - $91.19

Q4 2018

Shares 10,283 Value ($000) $753,745 Avg Close $72.14 Range $67.15 - $76.91

Q3 2018

Shares 10,283 Value ($000) $784,696 Avg Close $77.62 Range $73.70 - $82.94

Q2 2018

Shares 10,283 Value ($000) $795,184 Avg Close $69.82 Range $61.72 - $80.19

Q1 2018

Shares 10,283 Value ($000) $671,172 Avg Close $64.89 Range $50.50 - $73.28

Q4 2017

Shares 7,183 Value ($000) $462,442 Avg Close $84.03 Range $53.80 - $96.64

Q3 2017

Shares 9,921 Value ($000) $906,482 Avg Close $81.30 Range $74.96 - $92.34

Q2 2017

Shares 9,825 Value ($000) $738,349 Avg Close $75.70 Range $69.08 - $82.26

Q1 2017

Shares 5,917 Value ($000) $431,882 Avg Close $74.27 Range $69.45 - $81.55

Q4 2016

Shares 2,699 Value ($000) $205 Avg Close $72.10 Range $65.00 - $78.86

Q3 2016

Shares 7,499 Value ($000) $490 Avg Close $63.03 Range $55.76 - $69.49

Q2 2016

Shares 7,499 Value ($000) $436 Avg Close $55.08 Range $48.76 - $66.43

Q1 2016

Shares 7,499 Value ($000) $491 Avg Close $66.19 Range $48.19 - $88.33

Q4 2015

Shares 108,986 Value ($000) $9,663 Avg Close $87.50 Range $75.60 - $96.75

Q3 2015

Shares 135,788 Value ($000) $10,450 Avg Close $72.21 Range $66.94 - $79.28

Q2 2015

Shares 118,943 Value ($000) $8,420 Avg Close $72.33 Range $66.03 - $76.70

Q1 2015

Shares 119,999 Value ($000) $8,911 Avg Close $71.68 Range $66.90 - $75.00

Q4 2014

Shares 122,599 Value ($000) $8,676 Avg Close $68.20 Range $58.54 - $74.79

Q3 2014

Shares 125,299 Value ($000) $7,954 Avg Close $66.39 Range $62.10 - $70.27

Q2 2014

Shares 134,892 Value ($000) $9,003 Avg Close $59.67 Range $52.68 - $67.44

Q1 2014

Shares 148,898 Value ($000) $8,913 Avg Close $59.85 Range $51.85 - $66.78

Q4 2013

Shares 166,993 Value ($000) $8,869 Avg Close $68.42 Range $39.00 - $78.50

Q3 2013

Shares 243,870 Value ($000) $18,160 Avg Close $71.00 Range $63.20 - $76.25

Q2 2013

Shares 235,543 Value ($000) $15,174 Avg Close $58.30 Range $48.10 - $67.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	498,252	$127,084	$261.19	$231.66 - $292.34
Q3 2025	550,503	$137,207	$228.27	$204.00 - $249.79
Q2 2025	575,748	$129,463	$213.44	$164.08 - $241.64
Q1 2025	877,393	$170,513	$190.49	$150.84 - $220.00
Q4 2024	335,511	$56,175	$158.52	$129.84 - $189.13
Q3 2024	358,557	$54,440	$143.78	$129.18 - $158.69
Q2 2024	372,098	$51,171	$137.83	$126.57 - $145.25
Q1 2024	19,150	$2,735	$131.26	$120.42 - $144.03
Q4 2023	19,150	$2,471	$119.08	$103.04 - $132.60
Q3 2023	19,150	$2,260	$120.57	$112.19 - $139.90
Q2 2023	22,792	$2,333	$114.74	$99.11 - $127.07
Q1 2023	22,792	$2,333	$92.62	$78.35 - $102.89
Q4 2022	19,774	$1,572	$81.40	$69.31 - $90.71
Q3 2022	18,384	$1,324,751	$87.60	$72.02 - $103.17
Q2 2022	20,627	$1,762,372	$82.06	$76.09 - $87.38
Q1 2022	19,546	$1,663,755	$84.05	$76.35 - $95.63
Q4 2021	15,889	$1,480,856	$93.81	$87.97 - $98.88
Q3 2021	16,079	$1,524,288	$97.38	$91.08 - $101.64
Q2 2021	18,609	$1,891,418	$97.33	$91.95 - $102.24
Q1 2021	17,421	$1,674,158	$94.91	$89.10 - $100.67
Q4 2020	17,421	$1,623,985	$85.48	$76.31 - $94.87
Q3 2020	16,612	$1,289,257	$74.61	$66.11 - $81.69
Q2 2020	13,325	$994,577	$73.05	$63.09 - $85.01
Q1 2020	14,063	$969,221	$85.46	$49.96 - $102.61
Q4 2019	18,365	$1,850,090	$98.82	$93.98 - $102.81
Q3 2019	15,752	$1,599,773	$108.01	$93.05 - $117.21
Q2 2019	11,833	$1,332,750	$100.77	$85.22 - $114.42
Q1 2019	10,283	$900,790	$83.70	$70.22 - $91.19
Q4 2018	10,283	$753,745	$72.14	$67.15 - $76.91
Q3 2018	10,283	$784,696	$77.62	$73.70 - $82.94
Q2 2018	10,283	$795,184	$69.82	$61.72 - $80.19
Q1 2018	10,283	$671,172	$64.89	$50.50 - $73.28
Q4 2017	7,183	$462,442	$84.03	$53.80 - $96.64
Q3 2017	9,921	$906,482	$81.30	$74.96 - $92.34
Q2 2017	9,825	$738,349	$75.70	$69.08 - $82.26
Q1 2017	5,917	$431,882	$74.27	$69.45 - $81.55
Q4 2016	2,699	$205	$72.10	$65.00 - $78.86
Q3 2016	7,499	$490	$63.03	$55.76 - $69.49
Q2 2016	7,499	$436	$55.08	$48.76 - $66.43
Q1 2016	7,499	$491	$66.19	$48.19 - $88.33
Q4 2015	108,986	$9,663	$87.50	$75.60 - $96.75
Q3 2015	135,788	$10,450	$72.21	$66.94 - $79.28
Q2 2015	118,943	$8,420	$72.33	$66.03 - $76.70
Q1 2015	119,999	$8,911	$71.68	$66.90 - $75.00
Q4 2014	122,599	$8,676	$68.20	$58.54 - $74.79
Q3 2014	125,299	$7,954	$66.39	$62.10 - $70.27
Q2 2014	134,892	$9,003	$59.67	$52.68 - $67.44
Q1 2014	148,898	$8,913	$59.85	$51.85 - $66.78
Q4 2013	166,993	$8,869	$68.42	$39.00 - $78.50
Q3 2013	243,870	$18,160	$71.00	$63.20 - $76.25
Q2 2013	235,543	$15,174	$58.30	$48.10 - $67.50