Massachusetts Financial Services
BIO icon

Massachusetts Financial Services’s Bio-Rad Laboratories Class A BIO Stock Holding History

Massachusetts Financial Services’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 		$110M Sell
396,150
-3,057
-0.8% -$880K 0.04% 345
2025
Q4 		$121M Buy
399,207
+390,593
+4,534% +$122M 0.04% 352
2025
Q3 		$2.42M Buy
8,614
+4,888
+131% +$1.33M ﹤0.01% 751
2025
Q2 		$899K Sell
3,726
-536
-13% -$127K ﹤0.01% 821
2025
Q1 		$1.04M Buy
4,262
+665
+18% +$200K ﹤0.01% 807
2024
Q4 		$1.18M Sell
3,597
-50,566
-93% -$17.2M ﹤0.01% 805
2024
Q3 		$18.1M Sell
54,163
-294,377
-84% -$93.5M 0.01% 605
2024
Q2 		$95.2M Buy
348,540
+1,288
+0.4% +$375K 0.03% 381
2024
Q1 		$120M Buy
347,252
+24,958
+8% +$8.21M 0.04% 353
2023
Q4 		$104M Sell
322,294
-1,423
-0.4% -$446K 0.03% 374
2023
Q3 		$116M Buy
+323,717
New +$125M 0.04% 339

Other funds holding BIO

First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
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
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return