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Bio-Rad Laboratories Class A

396 hedge funds and large institutions have $5.89B invested in Bio-Rad Laboratories Class A in 2025 Q4 according to their latest regulatory filings, with 58 funds opening new positions, 105 increasing their positions, 148 reducing their positions, and 52 closing their positions.

New
Increased
Maintained
Reduced
Closed

310% more call options, than puts

Call options by funds: $9.3M | Put options by funds: $2.27M

12% more first-time investments, than exits

New positions opened: 58 | Existing positions closed: 52

8% more capital invested

Capital invested by funds: $5.46B → $5.89B (+$426M)

0.3% more ownership

Funds ownership: 88.56%88.86% (+0.3%)

0% more funds holding

Funds holding: 396396 (0)

20% less funds holding in top 10

Funds holding in top 10: 54 (-1)

29% less repeat investments, than reductions

Existing positions increased: 105 | Existing positions reduced: 148

Holders
396
Holders Change
Holders Change %
0%
% of All Funds
4.82%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
58
Increased
105
Reduced
148
Closed
52
Calls
$9.3M
Puts
$2.27M
Net Calls
+$7.04M
Net Calls Change
+$5.97M
Name Holding Trade Value Shares
Change
Change in
Stake
GI
76
GAMCO Investors
Connecticut
$8.1M
Barclays
77
Barclays
United Kingdom
$7.42M -$2.55M -8,172 -25%
WAM
78
Winslow Asset Management
Ohio
$7.39M +$307K +983 +4%
SGA
79
Sector Gamma AS
Norway
$7.2M +$288K +923 +4%
AllianceBernstein
80
AllianceBernstein
Tennessee
$7.05M -$788K -2,526 -10%
Millennium Management
81
Millennium Management
New York
$6.73M -$702K -2,249 -9%
Retirement Systems of Alabama
82
Retirement Systems of Alabama
Alabama
$6.61M -$77.1K -247 -1%
ACA
83
AYAL Capital Advisors
Ontario, Canada
$6.06M +$780K +2,500 +14%
VanEck Associates
84
VanEck Associates
New York
$6.03M -$5.19M -16,648 -46%
SG Americas Securities
85
SG Americas Securities
New York
$5.74M +$3.91M +12,544 +196%
State Board of Administration of Florida Retirement System
86
State Board of Administration of Florida Retirement System
Florida
$5.65M
Ameriprise
87
Ameriprise
Minnesota
$5.52M -$555K -1,778 -9%
Wells Fargo
88
Wells Fargo
California
$5.48M +$163K +522 +3%
California State Teachers Retirement System (CalSTRS)
89
California State Teachers Retirement System (CalSTRS)
California
$5.41M -$22.5K -72 -0.4%
New York State Teachers Retirement System (NYSTRS)
90
New York State Teachers Retirement System (NYSTRS)
New York
$5.3M -$31.2K -100 -0.6%
XT
91
XTX Topco
Cayman Islands
$4.88M +$5.03M +16,108 New
BGIM
92
Brandywine Global Investment Management
Pennsylvania
$4.67M +$3.83M +12,262 +389%
LPL Financial
93
LPL Financial
California
$4.63M +$410K +1,314 +9%
Royal Bank of Canada
94
Royal Bank of Canada
Ontario, Canada
$4.46M -$50.4M -161,380 -92%
RAM
95
RK Asset Management
Michigan
$4.42M +$22.2K +71 +0.5%
QC
96
Quantedge Capital
Singapore
$4.28M -$3.64M -11,660 -45%
Victory Capital Management
97
Victory Capital Management
Texas
$4.2M +$3.48M +11,149 +409%
State of Wisconsin Investment Board
98
State of Wisconsin Investment Board
Wisconsin
$4.14M -$694K -2,224 -14%
Comerica Bank
99
Comerica Bank
Texas
$3.74M -$2.11M -6,747 -35%
DekaBank Deutsche Girozentrale
100
DekaBank Deutsche Girozentrale
Germany
$3.65M