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BFM
Boothbay Fund Management’s
Bio-Rad Laboratories Class A
BIO
Stock Holding History
Boothbay Fund Management’s Portfolio
BIO Stock Details
BIO Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$433K
Buy
+1,552
New
+$447K
0.01%
1422
2025
Q4
–
Sell
-716
Closed
-$201K
–
1991
2025
Q3
$201K
Sell
716
-6,180
-90%
-$1.68M
0.01%
1644
2025
Q2
$1.66M
Buy
+6,896
New
+$1.63M
0.05%
545
2024
Q4
–
Sell
-872
Closed
-$292K
–
1525
2024
Q3
$292K
Sell
872
-69
-7%
-$21.9K
0.01%
1264
2024
Q2
$257K
Buy
+941
New
+$274K
0.01%
1210
2023
Q2
–
Sell
-588
Closed
-$282K
–
1843
2023
Q1
$282K
Buy
+588
New
+$275K
0.01%
1546
2022
Q4
–
Sell
-780
Closed
-$325K
–
2022
2022
Q3
$325K
Buy
+780
New
+$389K
0.01%
1475
2022
Q2
–
Sell
-466
Closed
-$262K
–
2274
2022
Q1
$262K
Buy
+466
New
+$281K
0.01%
1701
2021
Q4
–
Sell
-373
Closed
-$278K
–
1887
2021
Q3
$278K
Buy
+373
New
+$279K
0.01%
1371
Other funds holding BIO
First Eagle Investment Management
New York
$59B AUM
32.99%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
AI
Ariel Investments
Chicago, Illinois
$8.93B AUM
29.58%
1-Year Est. Return
EARNEST Partners
Atlanta, Georgia
$24.3B AUM
34.41%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Capital World Investors
Los Angeles, California
$733B AUM
35.63%
1-Year Est. Return
Bank of America
Charlotte, North Carolina
$1.37T AUM
24.88%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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