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Bio-Rad Laboratories Class A

435 hedge funds and large institutions have $4.71B invested in Bio-Rad Laboratories Class A in 2025 Q1 according to their latest regulatory filings, with 67 funds opening new positions, 137 increasing their positions, 166 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed

2.94% more ownership

Funds ownership: 81.97%84.91% (+2.9%)

0% more funds holding in top 10

Funds holding in top 10: 44 (0)

4% less call options, than puts

Call options by funds: $3.6M | Put options by funds: $3.77M

5% less funds holding

Funds holding: 456435 (-21)

17% less repeat investments, than reductions

Existing positions increased: 137 | Existing positions reduced: 166

19% less first-time investments, than exits

New positions opened: 67 | Existing positions closed: 83

24% less capital invested

Capital invested by funds: $6.17B → $4.71B (-$1.46B)

Holders
435
Holders Change
-21
Holders Change %
-4.61%
% of All Funds
5.83%
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.05%
New
67
Increased
137
Reduced
166
Closed
83
Calls
$3.6M
Puts
$3.77M
Net Calls
-$169K
Net Calls Change
-$1.45M
Name Holding Trade Value Shares
Change
Change in
Stake
Public Employees Retirement Association of Colorado
226
Public Employees Retirement Association of Colorado
Colorado
$508K
SIA
227
SkyView Investment Advisors
New Jersey
$494K +$51.7K +172 +9%
Nordea Investment Management
228
Nordea Investment Management
Sweden
$489K +$1.8K +6 +0.3%
QCM
229
Quantinno Capital Management
New York
$488K -$1.76M -5,848 -74%
ACA
230
Anchor Capital Advisors
Massachusetts
$477K -$28.7M -95,247 -98%
AI
231
Atria Investments
North Carolina
$474K -$189K -628 -24%
Cetera Investment Advisers
232
Cetera Investment Advisers
Illinois
$471K +$64.7K +215 +13%
WBWA
233
William B. Walkup & Associates
South Carolina
$463K
AV
234
ASR Vermogensbeheer
Netherlands
$461K +$569K +1,893 New
SLAM
235
Swiss Life Asset Management
$460K +$112K +371 +24%
P
236
&Partners
Tennessee
$452K +$45.7K +152 +9%
LFG
237
Larson Financial Group
Missouri
$446K +$207K +689 +60%
TD Asset Management
238
TD Asset Management
Ontario, Canada
$441K +$54.8K +182 +11%
M&T Bank
239
M&T Bank
New York
$436K -$117K -390 -18%
NAS
240
NWF Advisory Services
California
$434K +$535K +1,780 New
SMDAM
241
Sumitomo Mitsui DS Asset Management
Japan
$430K -$3.31K -11 -0.6%
FRA
242
Frank Rimerman Advisors
California
$427K -$6.92K -23 -1%
CIM
243
Contravisory Investment Management
Massachusetts
$421K -$301 -1 -0.1%
CWM
244
C2C Wealth Management
Arizona
$418K
TRCT
245
Tower Research Capital (TRC)
New York
$417K +$164K +546 +47%
GIBU
246
Gulf International Bank (UK)
United Kingdom
$417K
CFM
247
Catalyst Funds Management
Australia
$414K -$902K -3,000 -64%
TAF
248
Tredje AP-fonden
Sweden
$410K
Neuberger Berman Group
249
Neuberger Berman Group
New York
$401K -$377K -1,252 -43%
Mackenzie Financial
250
Mackenzie Financial
Ontario, Canada
$401K +$306K +1,018 +162%

BIO Hedge Fund Activity: Q1 2025 in Review

435 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Bio-Rad Laboratories Class A (BIO) for Q1 2025, worth a combined $4.71B — down 24% from $6.17B a quarter earlier.

Sellers outnumbered buyers: 83 funds closed out of BIO and 67 opened new positions — a net loss of 16 holders — while 166 trimmed existing stakes and 137 added.

The largest buyer was First Eagle Investment Management, adding an estimated $257M. The largest seller was Point72 Asset Management, cutting an estimated $64M.

  • 435 institutional investors held Bio-Rad Laboratories Class A (BIO) as of Q1 2025, down from 456 in Q4 2024.
  • Funds reported $4.71B of Bio-Rad Laboratories Class A stock for Q1 2025, down 24% quarter-over-quarter.
  • 67 funds opened new Bio-Rad Laboratories Class A positions in Q1 2025 and 83 closed out, a net change of -16 holders.
  • The largest Bio-Rad Laboratories Class A buyer in Q1 2025 was First Eagle Investment Management, an estimated $257M added.
  • The largest Bio-Rad Laboratories Class A seller in Q1 2025 was Point72 Asset Management, an estimated $64M sold.

Based on aggregated 13F filings for Q1 2025.