Companies / OSI Systems Inc / Activity

Activity — OSI Systems Inc

127 moves.

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InsidersInstitutions
DateActorActionSecurityValueShares ΔPosition afterImpact
Q2 2026
as of
Mawer Investment Management Ltd.
13F manager
ExitCommon stock$-204.97M-804K
-100.00%
0
high
Q1 2026
as of
Channing Capital Management, LLC
13F manager
NewCommon stock$70.86M+267K
266,884
1.62% of shares
high
Q1 2026
as of
Brown Advisory Inc
13F manager
TrimCommon stock$-19.48M-73K
-48.38%
78,254
0.47% of shares
medium
Q1 2026
as of
BNP Paribas Financial Markets
13F manager
AddCommon stock$13.49M+51K
+107.94%
97,909
0.59% of shares
medium
Q1 2026
as of
Segall Bryant & Hamill, LLC
13F manager
NewCommon stock$12.72M+48K
47,909
0.29% of shares
medium
Q4 2024
as of
Danske Bank A/S
13F manager
TrimCommon stock$-8.51M-51K
-64.66%
27,771
0.17% of shares
medium
Q1 2026
as of
Geode Capital Management, LLC
13F manager
AddCommon stock$7.90M+30K
+7.24%
440,723
2.67% of shares
medium
Q2 2024
as of
Danske Bank A/S
13F manager
AddCommon stock$7.08M+51K
+451.17%
62,878
0.38% of shares
medium
Q4 2025
as of
Danske Bank A/S
13F manager
TrimCommon stock$-7.06M-28K
-99.64%
100
<0.01% of shares
medium
Q1 2026
as of
Axiom Investors LLC /De
13F manager
TrimCommon stock$-5.77M-22K
-32.54%
45,072
0.27% of shares
medium
Q1 2026
as of
Clearbridge Investments, LLC
13F manager
TrimCommon stock$-5.72M-22K
-11.64%
163,598
0.99% of shares
medium
Q1 2026
as of
Argent Capital Management LLC
13F manager
NewCommon stock$5.28M+20K
19,877
0.12% of shares
medium
Q1 2026
as of
Janus Henderson Group PLC
13F manager
AddCommon stock$5.24M+20K
+2.62%
772,314
4.69% of shares
medium
Q1 2026
as of
Shannon River Fund Management LLC
13F manager
NewCommon stock$5.12M+19K
19,274
0.12% of shares
medium
Q1 2026
as of
First Trust Advisors LP
13F manager
TrimCommon stock$-4.70M-18K
-30.88%
39,612
0.24% of shares
low
Q1 2026
as of
Nicholas Investment Partners, LP
13F manager
TrimCommon stock$-4.53M-17K
-35.10%
31,553
0.19% of shares
low
Q4 2025
as of
Norges Bank
13F manager
TrimCommon stock$-4.00M-16K
-58.53%
11,111
0.07% of shares
low
Q3 2024
as of
Barclays PLC
13F manager
AddCommon stock$3.86M+25K
+252.30%
35,519
0.22% of shares
low
Q1 2026
as of
Systematic Financial Management LP
13F manager
TrimCommon stock$-3.72M-14K
-6.01%
219,241
1.33% of shares
low
Q2 2026
as of
State Street Corporation
13F manager
AddCommon stock$3.47M+16K
+2.41%
674,053
4.09% of shares
low
Q1 2026
as of
Norges Bank
13F manager
ExitCommon stock$-2.83M-11K
-100.00%
0
low
Q4 2025
as of
Bank of America Corp /De
13F manager
AddCommon stock$2.74M+11K
+3.89%
286,253
1.74% of shares
low
Q1 2026
as of
Marshall Wace, LLP
13F manager
NewCommon stock$2.70M+10K
10,183
0.06% of shares
low
Q1 2026
as of
Boston Partners
13F manager
AddCommon stock$2.52M+9K
+12.29%
86,529
0.52% of shares
low
Q3 2024
as of
Danske Bank A/S
13F manager
AddCommon stock$2.38M+16K
+24.98%
78,586
0.48% of shares
low
Q2 2025
as of
Barclays PLC
13F manager
AddCommon stock$2.18M+10K
+36.79%
36,050
0.22% of shares
low
Q2 2026
as of
BlackRock, Inc.
13F manager
TrimCommon stock$-2.16M-10K
-0.39%
2,552,027
15.48% of shares
low
Q4 2023
as of
Barclays PLC
13F manager
AddCommon stock$2.08M+16K
+123.07%
29,171
0.18% of shares
low
Q1 2026
as of
Asset Management One Co., Ltd.
13F manager
AddCommon stock$1.80M+7K
+8.83%
83,323
0.51% of shares
low
Q1 2025
as of
Barclays PLC
13F manager
TrimCommon stock$-1.75M-9K
-25.48%
26,354
0.16% of shares
low
Q1 2026
as of
Principal Financial Group Inc
13F manager
AddCommon stock$1.75M+7K
+6.88%
102,417
0.62% of shares
low
Q3 2025
as of
Barclays PLC
13F manager
TrimCommon stock$-1.57M-6K
-17.47%
29,753
0.18% of shares
low
Q2 2024
as of
Barclays PLC
13F manager
TrimCommon stock$-1.37M-10K
-49.71%
10,082
0.06% of shares
low
Q1 2024
as of
Barclays PLC
13F manager
TrimCommon stock$-1.30M-9K
-31.28%
20,047
0.12% of shares
low
Q1 2026
as of
Two Sigma Investments, LP
13F manager
NewCommon stock$1.30M+5K
4,900
0.03% of shares
low
Q2 2026
as of
WINTON GROUP Ltd
13F manager
AddCommon stock$1.28M+6K
+385.66%
7,382
0.04% of shares
low
Q1 2026
as of
Bank of New York Mellon Corp/The
13F manager
TrimCommon stock$-1.26M-5K
-4.63%
98,162
0.60% of shares
low
Q1 2026
as of
Guggenheim Capital LLC
13F manager
ExitCommon stock$-1.24M-5K
-100.00%
0
low
Q1 2026
as of
Css LLC/IL
13F manager
NewCommon stock$1.19M+5K
4,500
0.03% of shares
low
Q1 2026
as of
Neumeier Poma Investment Counsel LLC
13F manager
TrimCommon stock$-1.16M-4K
-2.23%
191,430
1.16% of shares
low
Q2 2026
as of
Deutsche Bank AG
13F manager
AddCommon stock$1.15M+5K
+32.80%
21,267
0.13% of shares
low
Q1 2026
as of
Clark Capital Management Group, Inc.
13F manager
AddCommon stock$1.14M+4K
+1.62%
270,420
1.64% of shares
low
Q1 2026
as of
Balyasny Asset Management L.P.
13F manager
NewCommon stock$1.08M+4K
4,065
0.02% of shares
low
Q1 2026
as of
Oak Ridge Investments LLC
13F manager
AddCommon stock$1.01M+4K
+38.94%
13,559
0.08% of shares
low
Q1 2026
as of
California State Teachers Retirement System
13F manager
AddCommon stock$972.6K+4K
+24.41%
18,670
0.11% of shares
low
Q1 2026
as of
Bridgewater Associates, LP
13F manager
NewCommon stock$853.3K+3K
3,214
0.02% of shares
low
Q2 2026
as of
Hanseatic Management Services Inc
13F manager
ExitCommon stock$-788.0K-3K
-100.00%
0
low
Q1 2026
as of
Nordea Investment Management AB
13F manager
TrimCommon stock$-615.7K-2K
-4.85%
45,750
0.28% of shares
low
Q1 2026
as of
Intech Investment Management LLC
13F manager
TrimCommon stock$-542.2K-2K
-27.44%
5,400
0.03% of shares
low
Q2 2026
as of
AlphaQuest LLC
13F manager
ExitCommon stock$-526.7K-2K
-100.00%
0
low
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