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Bio-Rad Laboratories Class A
BIO

Overview Fund Activity

465 hedge funds and large institutions have $6.73B invested in Bio-Rad Laboratories Class A in 2023 Q3 according to their latest regulatory filings, with 59 funds opening new positions, 145 increasing their positions, 181 reducing their positions, and 57 closing their positions.

Holders
465
Holders Change
–
Holders Change %
0%
% of All Funds
7.42%
Holding in Top 10
9
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.14%
New
59
Increased
145
Reduced
181
Closed
57
Calls
$24.6M
Puts
$26.4M
Net Calls
-$1.76M
Net Calls Change
+$23.1M

Top Buyers

1
Massachusetts Financial Services
1
Massachusetts Financial Services
Massachusetts
$116M
2
Parnassus Investments
2
Parnassus Investments
California
$79.1M
3
DM
3
Deerfield Management
New York
$62.4M
4
Millennium Management
4
Millennium Management
New York
$135M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$45M

Top Sellers

1
CIP
1
Champlain Investment Partners
Vermont
$0
2
EC
2
Eminence Capital
New York
$0
3
APM
3
Avidity Partners Management
Texas
$0
4
BlackRock
4
BlackRock
New York
$515M
5
AAM
5
Ardevora Asset Management
United Kingdom
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$840M 2,343,770 -51,443 -2%
BlackRock
2
BlackRock
New York
$515M 1,436,688 -141,084 -9%
VAM
3
Veritas Asset Management
United Kingdom
$399M 1,113,543 -23,906 -2%
Brown Advisory
4
Brown Advisory
Maryland
$343M 955,732 +28,724 +3%
State Street
5
State Street
Massachusetts
$308M 859,323 -41,250 -5%
UBS AM
6
UBS AM
Illinois
$206M 574,530 +40,239 +8%
Bank of America
7
Bank of America
North Carolina
$178M 496,638 +49,181 +11%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$162M 452,102 +1,381 +0.3%
AllianceBernstein
9
AllianceBernstein
Tennessee
$156M 434,753 -24,444 -5%
Millennium Management
10
Millennium Management
New York
$135M 376,619 +120,055 +47%
Westfield Capital Management
11
Westfield Capital Management
Massachusetts
$130M 362,328 -41,484 -10%
EARNEST Partners
12
EARNEST Partners
Georgia
$126M 351,510 +71,570 +26%
Invesco
13
Invesco
Georgia
$123M 343,462 +25,562 +8%
SAM
14
Southeastern Asset Management
Tennessee
$117M 326,102 +583 +0.2%
Massachusetts Financial Services
15
Massachusetts Financial Services
Massachusetts
$116M 323,717 +323,717 New
TSW
16
Thompson Siegel & Walmsley
Virginia
$112M 312,583 +18,419 +6%
Northern Trust
17
Northern Trust
Illinois
$93.8M 261,660 +16,808 +7%
Norges Bank
18
Norges Bank
Norway
$81.5M 227,258 – –
Parnassus Investments
19
Parnassus Investments
California
$79.1M 220,791 +220,791 New
Dimensional Fund Advisors
20
Dimensional Fund Advisors
Texas
$78.8M 219,972 +15,966 +8%
HRCM
21
Hawk Ridge Capital Management
California
$76.8M 214,376 +100 +0%
HP
22
Hound Partners
New York
$76.7M 213,982 -2,564 -1%
Morgan Stanley
23
Morgan Stanley
New York
$76.7M 213,888 +14,408 +7%
Charles Schwab
24
Charles Schwab
California
$73.2M 204,194 +2,645 +1%
DM
25
Deerfield Management
New York
$62.4M 173,947 +173,947 New
1
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