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O
Ossiam’s
Bio-Rad Laboratories Class A
BIO
Stock Holding History
Ossiam’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
2025
Q1
–
Sell
-70
Closed
-$23K
–
621
2024
Q4
$23K
Sell
70
-472
-87%
-$160K
﹤0.01%
598
2024
Q3
$181K
Sell
542
-242
-31%
-$76.9K
﹤0.01%
546
2024
Q2
$214K
Buy
784
+40
+5%
+$11.6K
﹤0.01%
529
2024
Q1
$257K
Buy
744
+264
+55%
+$86.8K
﹤0.01%
556
2023
Q4
$155K
Buy
480
+4
+0.8%
+$1.25K
﹤0.01%
604
2023
Q3
$171K
Sell
476
-131
-22%
-$50.5K
﹤0.01%
611
2023
Q2
$230K
Buy
607
+307
+102%
+$125K
﹤0.01%
586
2023
Q1
$144K
Buy
300
+16
+6%
+$7.49K
﹤0.01%
533
2022
Q4
$119K
Hold
284
–
–
﹤0.01%
545
2022
Q3
$118K
Buy
284
+256
+914%
+$128K
﹤0.01%
533
2022
Q2
$14K
Sell
28
-3,864
-99%
-$2.01M
﹤0.01%
406
2022
Q1
$2.19M
Buy
3,892
+3,823
+5,541%
+$2.3M
0.06%
169
2021
Q4
$52K
Buy
69
+48
+229%
+$35.9K
﹤0.01%
389
2021
Q3
$16K
Hold
21
–
–
﹤0.01%
421
2021
Q2
$16K
Buy
+21
New
+$12.8K
﹤0.01%
426
2021
Q1
–
Sell
-1,147
Closed
-$669K
–
415
2020
Q4
$669K
Sell
1,147
-420
-27%
-$239K
0.02%
242
2020
Q3
$808K
Sell
1,567
-1,268
-45%
-$642K
0.03%
208
2020
Q2
$1.28M
Buy
+2,835
New
+$1.25M
0.08%
149
Other funds holding BIO
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Vanguard Group
Malvern, Pennsylvania
$6.9T AUM
27.45%
1-Year Est. Return
First Eagle Investment Management
New York
$59B AUM
32.99%
1-Year Est. Return
VAM
Veritas Asset Management
London, United Kingdom
$5.9B AUM
3.19%
1-Year Est. Return
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
1-Year Est. Return
AI
Ariel Investments
Chicago, Illinois
$8.93B AUM
29.58%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
EARNEST Partners
Atlanta, Georgia
$24.3B AUM
34.41%
1-Year Est. Return
VanEck Associates
New York
$133B AUM
72.99%
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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