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OSI Systems
OSIS

Overview Fund Activity

334 hedge funds and large institutions have $4.2B invested in OSI Systems in 2025 Q2 according to their latest regulatory filings, with 62 funds opening new positions, 117 increasing their positions, 120 reducing their positions, and 26 closing their positions.

Holders
334
Holders Change
+29
Holders Change %
+9.51%
% of All Funds
4.48%
Holding in Top 10
5
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-28.57%
% of All Funds
0.07%
New
62
Increased
117
Reduced
120
Closed
26
Calls
$56.3M
Puts
$14.4M
Net Calls
+$42M
Net Calls Change
+$5.36M

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$50.5M
2
DCM
2
Driehaus Capital Management
Illinois
$23.1M
3
Invesco
3
Invesco
Georgia
$71.8M
4
Royal Bank of Canada
4
Royal Bank of Canada
Ontario, Canada
$16.8M
5
Citadel Advisors
5
Citadel Advisors
Florida
$13.6M

Top Sellers

1
UBS AM
1
UBS AM
Illinois
$129M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$237M
3
SCM
3
SG Capital Management
Illinois
$12.1M
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$101M
5
CCMG
5
Clark Capital Management Group
Pennsylvania
$56.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
PA
301
Parallel Advisors
California
$6.07K -$2.02K -9 -25%
HWM
302
Hemington Wealth Management
Virginia
$6K +$800 +4 +15%
TWC
303
TD Waterhouse Canada
Ontario, Canada
$5.67K -$227 -1 -4%
SS
304
SBI Securities
Japan
$5.62K – – –
VCM
305
Versant Capital Management
Arizona
$5.17K – – –
HNW
306
High Note Wealth
Minnesota
$3.82K +$1.8K +8 +89%
AF
307
Allworth Financial
California
$3.6K +$675 +3 +23%
GWM
308
Geneos Wealth Management
Colorado
$3.15K -$225 -1 -7%
TIM
309
Tortoise Investment Management
New York
$3.15K +$3.15K +14 New
RAM
310
Riggs Asset Management
Pennsylvania
$2.92K +$2.92K +13 New
CIAM
311
Caitong International Asset Management
Hong Kong
$2.7K +$2.7K +12 New
FMII
312
Farmers & Merchants Investments Inc
Nebraska
$2.47K – – –
JWA
313
JFS Wealth Advisors
Pennsylvania
$2.25K – – –
VNA
314
Valley National Advisers
Pennsylvania
$2K – – –
HFS
315
Hantz Financial Services
Michigan
$2K +$1.71K +6 +600%
FDCDDQ
316
Federation des caisses Desjardins du Quebec
Quebec, Canada
$1.8K – – –
SC
317
Stephens Consulting
Michigan
$1.58K +$450 +2 +40%
PWA
318
Physician Wealth Advisors
Utah
$1.35K +$450 +2 +50%
S
319
SignatureFD
Georgia
$1.35K +$1.35K +6 New
MPWT
320
MassMutual Private Wealth & Trust
Connecticut
$1.12K -$2.02K -9 -64%
RF
321
Rossby Financial
Florida
$1.12K – – –
FFO
322
Fortitude Family Office
Arizona
$1.12K +$1.12K +5 New
BFS
323
Bare Financial Services
Pennsylvania
$1.12K +$1.12K +5 New
DPW
324
DiNuzzo Private Wealth
Pennsylvania
$900 +$900 +4 New
AGWCA
325
Annis Gardner Whiting Capital Advisors
Florida
$900 +$900 +4 New
11 12
13
14 15