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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
DekaBank Deutsche Girozentrale
101
DekaBank Deutsche Girozentrale
Germany
$2.98M -$29.3K -124 -1%
RFC
102
Regions Financial Corp
Alabama
$2.94M +$436K +1,845 +18%
New York State Common Retirement Fund
103
New York State Common Retirement Fund
New York
$2.87M -$47.3K -200 -2%
Voloridge Investment Management
104
Voloridge Investment Management
Florida
$2.86M +$2.55M +10,770 +998%
MML Investors Services
105
MML Investors Services
Massachusetts
$2.6M -$1.42K -6 -0.1%
KCM
106
Kornitzer Capital Management
Kansas
$2.5M -$6.6M -27,933 -73%
SP
107
SIH Partners
Delaware
$2.41M +$2.36M +10,000 New
HCA
108
Harbor Capital Advisors
Illinois
$2.23M +$43.3K +183 +2%
MOACM
109
Mutual of America Capital Management
New York
$2.23M -$158K -667 -7%
Truist Financial
110
Truist Financial
North Carolina
$2.19M -$33.6K -142 -2%
Treasurer of the State of North Carolina
111
Treasurer of the State of North Carolina
North Carolina
$2.18M +$96K +406 +5%
Two Sigma Advisers
112
Two Sigma Advisers
New York
$2.17M -$142K -600 -6%
Bank of Montreal
113
Bank of Montreal
Ontario, Canada
$2.16M -$16.3K -69 -0.8%
State of Tennessee, Department of Treasury
114
State of Tennessee, Department of Treasury
Tennessee
$2.13M
US Bancorp
115
US Bancorp
Minnesota
$2.11M -$121K -510 -6%
AB
116
Amalgamated Bank
New York
$2.06M -$97.6K -413 -5%
Universal-Beteiligungs- und Servicegesellschaft
117
Universal-Beteiligungs- und Servicegesellschaft
Germany
$2.03M -$551K -2,330 -22%
State of New Jersey Common Pension Fund D
118
State of New Jersey Common Pension Fund D
New Jersey
$2M +$328K +1,387 +20%
CM
119
Capula Management
Cayman Islands
$2M -$194K -819 -9%
DT
120
Diversified Trust
Tennessee
$1.96M +$5.44K +23 +0.3%
Fifth Third Bancorp
121
Fifth Third Bancorp
Ohio
$1.95M -$48.7K -206 -2%
Janus Henderson Group
122
Janus Henderson Group
United Kingdom
$1.91M +$1.58M +6,696 +556%
Susquehanna International Group
123
Susquehanna International Group
Pennsylvania
$1.78M -$899K -3,805 -34%
PFSRSONJ
124
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.74M +$106K +449 +7%
WAM
125
Weiss Asset Management
Massachusetts
$1.69M +$1.65M +6,992 New

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.