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Bio-Rad Laboratories Class A
BIO

Overview Fund Activity

376 hedge funds and large institutions have $4.63B invested in Bio-Rad Laboratories Class A in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 112 increasing their positions, 165 reducing their positions, and 100 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
376
Holders Change
-53
Holders Change %
-12.35%
% of All Funds
5.04%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.07%
New
54
Increased
112
Reduced
165
Closed
100
Calls
$2.94M
Puts
$8.81M
Net Calls
-$5.87M
Net Calls Change
-$5.7M

Top Buyers

1
First Eagle Investment Management
First Eagle Investment Management
New York
$607M
2
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
$241M
3
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
$36.6M
4
ICP
Ilex Capital Partners
United Kingdom
$29.2M
5
SCM
Scopia Capital Management
New York
$22.9M

Top Sellers

1
VanEck Associates
VanEck Associates
New York
$9.71M
2
UBS AM
UBS AM
Illinois
$4.04M
3
BlackRock
BlackRock
New York
$425M
4
NL
Nuveen LLC
North Carolina
$7.18M
5
State Street
State Street
Massachusetts
$141M
Name Holding Trade Value Shares
Change 		Shares
Change %
Zurich Cantonal Bank
151
Zurich Cantonal Bank
Switzerland
$1.01M -$2.95M -12,245 -74%
NMIMC
152
Northwestern Mutual Investment Management Company
Wisconsin
$1M -$31.6K -131 -3%
KK
153
KLP Kapitalforvaltning
Norway
$989K -$724K -3,000 -42%
First Manhattan
154
First Manhattan
New York
$981K -$9.65K -40 -1%
Verition Fund Management
155
Verition Fund Management
Connecticut
$975K +$59.6K +247 +7%
SC
156
Skylands Capital
Wisconsin
$965K +$845K +3,500 +700%
PL
157
Polianta Ltd
Jersey
$965K – – –
NMERB
158
New Mexico Educational Retirement Board
New Mexico
$941K – – –
BNP Paribas Financial Markets
159
BNP Paribas Financial Markets
France
$926K -$1.11M -4,615 -55%
OPERF
160
Oregon Public Employees Retirement Fund
Oregon
$921K -$24.1K -100 -3%
FF
161
Farnam Financial
Arizona
$916K -$301K -1,247 -25%
Russell Investments Group
162
Russell Investments Group
United Kingdom
$910K -$510K -2,115 -36%
Massachusetts Financial Services
163
Massachusetts Financial Services
Massachusetts
$899K -$129K -536 -13%
TI
164
Tidal Investments
Wisconsin
$880K -$3.86K -16 -0.4%
AIP
165
Ameritas Investment Partners
Nebraska
$871K -$43.7K -181 -5%
CIM
166
CIM Investment Management
Pennsylvania
$869K +$434K +1,521 +100%
CC
167
Clearline Capital
New York
$853K – – –
Teacher Retirement System of Texas
168
Teacher Retirement System of Texas
Texas
$823K +$136K +562 +20%
Jacobs Levy Equity Management
169
Jacobs Levy Equity Management
New Jersey
$808K – – –
D.E. Shaw & Co
170
D.E. Shaw & Co
New York
$796K -$3.77M -15,625 -83%
JFG
171
Jefferies Financial Group
New York
$796K +$796K +3,300 New
AI
172
Atria Investments
North Carolina
$771K +$301K +1,248 +64%
BCI
173
Brinker Capital Investments
Pennsylvania
$771K -$52.4K -217 -6%
PCP
174
Perbak Capital Partners
United Kingdom
$762K +$539K +2,234 +242%
VPIM
175
Vanguard Personalized Indexing Management
California
$730K +$217K +900 +42%
5 6
7
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