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Bio-Rad Laboratories Class A

391 hedge funds and large institutions have $5.57B invested in Bio-Rad Laboratories Class A in 2026 Q1 according to their latest regulatory filings, with 63 funds opening new positions, 142 increasing their positions, 99 reducing their positions, and 60 closing their positions.

New
Increased
Maintained
Reduced
Closed

999% more call options, than puts

Call options by funds: $8.59M | Put options by funds: $781K

43% more repeat investments, than reductions

Existing positions increased: 142 | Existing positions reduced: 99

25% more funds holding in top 10

Funds holding in top 10: 45 (+1)

2.27% more ownership

Funds ownership: 88.86%91.13% (+2.3%)

5% more first-time investments, than exits

New positions opened: 63 | Existing positions closed: 60

1% less funds holding

Funds holding: 396391 (-5)

5% less capital invested

Capital invested by funds: $5.89B → $5.57B (-$318M)

Holders
391
Holders Change
-5
Holders Change %
-1.26%
% of All Funds
4.82%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.06%
New
63
Increased
142
Reduced
99
Closed
60
Calls
$8.59M
Puts
$781K
Net Calls
+$7.8M
Net Calls Change
+$770K
Name Holding Trade Value Shares
Change
Change in
Stake
QCM
76
Quantinno Capital Management
New York
$9.38M -$744K -2,585 -7%
Marshall Wace
77
Marshall Wace
United Kingdom
$9.26M +$6.24M +21,657 +187%
AC
78
Almitas Capital
California
$8.43M +$8.71M +30,254 New
N
79
Nuveen
North Carolina
$8.2M +$211K +732 +3%
GF
80
Gabelli Funds
New York
$7.92M -$1.56M -5,400 -16%
GI
81
GAMCO Investors
Connecticut
$7.46M
AllianceBernstein
82
AllianceBernstein
Tennessee
$7.42M +$347K +1,206 +5%
BNP Paribas Financial Markets
83
BNP Paribas Financial Markets
France
$7.34M -$13.3M -46,229 -64%
WAM
84
Winslow Asset Management
Ohio
$6.74M -$66K -229 -0.9%
SGA
85
Sector Gamma AS
Norway
$6.62M
Retirement Systems of Alabama
86
Retirement Systems of Alabama
Alabama
$6.21M +$134K +467 +2%
California State Teachers Retirement System (CalSTRS)
87
California State Teachers Retirement System (CalSTRS)
California
$6.11M +$1.18M +4,082 +23%
Wells Fargo
88
Wells Fargo
California
$5.76M +$741K +2,572 +14%
VanEck Associates
89
VanEck Associates
New York
$5.42M -$131K -456 -2%
Victory Capital Management
90
Victory Capital Management
Texas
$5.2M +$1.37M +4,761 +34%
New York State Teachers Retirement System (NYSTRS)
91
New York State Teachers Retirement System (NYSTRS)
New York
$5.12M +$251K +872 +5%
Lazard Asset Management
92
Lazard Asset Management
New York
$5.1M +$5.27M +18,290 New
Ameriprise
93
Ameriprise
Minnesota
$5.02M -$54.1K -188 -1%
Royal Bank of Canada
94
Royal Bank of Canada
Ontario, Canada
$4.79M +$716K +2,487 +17%
VAM
95
Vanguard Asset Management
$4.56M +$4.71M +16,368 New
LPL Financial
96
LPL Financial
California
$4.53M +$272K +946 +6%
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$4.46M -$759K -2,635 -14%
Arrowstreet Capital
98
Arrowstreet Capital
Massachusetts
$4.39M +$4.53M +15,743 New
Russell Investments Group
99
Russell Investments Group
United Kingdom
$4.32M +$3.19M +11,068 +250%
HSBC Holdings
100
HSBC Holdings
United Kingdom
$4.31M +$4.49M +15,585 New