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Bio-Rad Laboratories Class A

383 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 53 funds opening new positions, 113 increasing their positions, 169 reducing their positions, and 101 closing their positions.

New
Increased
Maintained
Reduced
Closed

25% more funds holding in top 10

Funds holding in top 10: 45 (+1)

1.78% more ownership

Funds ownership: 84.91%86.68% (+1.8%)

2% less capital invested

Capital invested by funds: $4.71B → $4.63B (-$81.7M)

12% less funds holding

Funds holding: 435383 (-52)

33% less repeat investments, than reductions

Existing positions increased: 113 | Existing positions reduced: 169

48% less first-time investments, than exits

New positions opened: 53 | Existing positions closed: 101

67% less call options, than puts

Call options by funds: $2.94M | Put options by funds: $8.81M

Holders
383
Holders Change
-52
Holders Change %
-11.95%
% 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
53
Increased
113
Reduced
169
Closed
101
Calls
$2.94M
Puts
$8.81M
Net Calls
-$5.87M
Net Calls Change
-$5.7M
Name Holding Trade Value Shares
Change
Change in
Stake
Jane Street
126
Jane Street
New York
$1.68M -$7.19M -30,436 -81%
BFM
127
Boothbay Fund Management
New York
$1.66M +$1.63M +6,896 New
Ensign Peak Advisors
128
Ensign Peak Advisors
Utah
$1.6M -$70.9K -300 -4%
HighTower Advisors
129
HighTower Advisors
Illinois
$1.56M +$94.3K +399 +7%
Ohio Public Employees Retirement System (OPERS)
130
Ohio Public Employees Retirement System (OPERS)
Ohio
$1.52M +$51.5K +218 +4%
KOC
131
Koss-Olinger Consulting
Florida
$1.46M -$20.8K -88 -1%
SSA
132
Schonfeld Strategic Advisors
New York
$1.44M +$364K +1,540 +35%
AAS
133
Avantax Advisory Services
Texas
$1.42M +$92.2K +390 +7%
ASRS
134
Arizona State Retirement System
Arizona
$1.37M +$11.3K +48 +0.9%
Handelsbanken Fonder
135
Handelsbanken Fonder
Sweden
$1.34M -$23.6K -100 -2%
YCM
136
Yousif Capital Management
Michigan
$1.33M -$77.1K -326 -6%
American Century Companies
137
American Century Companies
Missouri
$1.32M +$26.9K +114 +2%
Cerity Partners
138
Cerity Partners
New York
$1.3M -$353K -1,492 -22%
LSERS
139
Louisiana State Employees Retirement System
Louisiana
$1.25M -$47.3K -200 -4%
QCM
140
Quantinno Capital Management
New York
$1.18M +$687K +2,907 +145%
COPPSERS
141
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$1.15M +$40.9K +173 +4%
DC
142
Davenport & Co
Virginia
$1.14M -$21.7M -91,886 -95%
OTPPB
143
Ontario Teachers' Pension Plan Board
Ontario, Canada
$1.13M +$587K +2,485 +112%
DFCM
144
Dark Forest Capital Management
Puerto Rico
$1.11M +$1.09M +4,595 New
SOMRS
145
State of Michigan Retirement System
Michigan
$1.09M -$118K -500 -10%
MK
146
MASTERINVEST Kapitalanlage
$1.08M +$1.06M +4,463 New
ET
147
Entropy Technologies
New York
$1.06M +$756K +3,200 +267%
Thrivent Financial for Lutherans
148
Thrivent Financial for Lutherans
Minnesota
$1.06M -$32.9K -139 -3%
Stifel Financial
149
Stifel Financial
Missouri
$1.04M -$27.2K -115 -3%
Zurich Cantonal Bank
150
Zurich Cantonal Bank
Switzerland
$1.01M -$2.89M -12,245 -74%

BIO Hedge Fund Activity: Q2 2025 in Review

383 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Bio-Rad Laboratories Class A (BIO) for Q2 2025, worth a combined $4.63B — down 1.7% from $4.71B a quarter earlier.

Sellers outnumbered buyers: 101 funds closed out of BIO and 53 opened new positions — a net loss of 48 holders — while 169 trimmed existing stakes and 113 added.

The largest buyer was First Eagle Investment Management, adding an estimated $225M. The largest seller was VanEck Associates, cutting an estimated $132M.

  • 383 institutional investors held Bio-Rad Laboratories Class A (BIO) as of Q2 2025, down from 435 in Q1 2025.
  • Funds reported $4.63B of Bio-Rad Laboratories Class A stock for Q2 2025, down 1.7% quarter-over-quarter.
  • 53 funds opened new Bio-Rad Laboratories Class A positions in Q2 2025 and 101 closed out, a net change of -48 holders.
  • The largest Bio-Rad Laboratories Class A buyer in Q2 2025 was First Eagle Investment Management, an estimated $225M added.
  • The largest Bio-Rad Laboratories Class A seller in Q2 2025 was VanEck Associates, an estimated $132M sold.

Based on aggregated 13F filings for Q2 2025.