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MassMutual Private Wealth & Trust’s Bio-Rad Laboratories Class A BIO Stock Holding History

MassMutual Private Wealth & Trust’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
Q2 		$10.6K Sell
36
-22
-38% -$6.24K ﹤0.01% 1387
2026
Q1 		$16.2K Sell
58
-23
-28% -$6.62K ﹤0.01% 1169
2025
Q4 		$24.5K Sell
81
-3
-4% -$936 ﹤0.01% 1038
2025
Q3 		$23.6K Sell
84
-8
-9% -$2.18K ﹤0.01% 1050
2025
Q2 		$22.2K Buy
92
+61
+197% +$14.4K ﹤0.01% 1070
2025
Q1 		$7.55K Sell
31
-35
-53% -$10.5K ﹤0.01% 1405
2024
Q4 		$21.7K Buy
66
+8
+14% +$2.71K ﹤0.01% 981
2024
Q3 		$19.4K Buy
58
+3
+5% +$953 ﹤0.01% 909
2024
Q2 		$15K Sell
55
-9
-14% -$2.62K ﹤0.01% 940
2024
Q1 		$22.1K Buy
64
+11
+21% +$3.62K ﹤0.01% 802
2023
Q4 		$17.1K Buy
53
+24
+83% +$7.52K ﹤0.01% 858
2023
Q3 		$10.4K Sell
29
-5
-15% -$1.93K ﹤0.01% 986
2023
Q2 		$12.9K Sell
34
-3
-8% -$1.22K ﹤0.01% 885
2023
Q1 		$17.7K Buy
37
+5
+16% +$2.34K ﹤0.01% 763
2022
Q4 		$13K Buy
32
+7
+28% +$2.83K ﹤0.01% 729
2022
Q3 		$10K Sell
25
-5
-17% -$2.49K ﹤0.01% 749
2022
Q2 		$15K Buy
30
+9
+43% +$4.69K ﹤0.01% 624
2022
Q1 		$12K Hold
21
– – ﹤0.01% 696
2021
Q4 		$16K Buy
21
+1
+5% +$748 ﹤0.01% 633
2021
Q3 		$15K Hold
20
– – ﹤0.01% 633
2021
Q2 		$13K Buy
+20
New +$12.2K ﹤0.01% 641
2016
Q1 		– Sell
-42
Closed -$5.51K – 831
2015
Q4 		$5.82K Hold
42
– – ﹤0.01% 554
2015
Q3 		$4.76K Hold
42
– – ﹤0.01% 630
2015
Q2 		$5.03K Hold
42
– – ﹤0.01% 569
2015
Q1 		$5.68K Hold
42
– – ﹤0.01% 581
2014
Q4 		$5.06K Hold
42
– – ﹤0.01% 496
2014
Q3 		$4.76K Hold
42
– – ﹤0.01% 609
2014
Q2 		$5.03K Hold
42
– – ﹤0.01% 437
2014
Q1 		$5.38K Hold
42
– – ﹤0.01% 410
2013
Q4 		$5.19K Buy
+42
New +$5.12K ﹤0.01% 356

Other funds holding BIO

First Eagle Investment Management
First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

MassMutual Private Wealth & Trust's BIO Position: Q2 2026 in Review

MassMutual Private Wealth & Trust reduced its Bio-Rad Laboratories Class A (BIO) stake by 38% in Q2 2026, selling an estimated $6.24K and leaving 36 shares worth $10.6K. The position accounts for ﹤0.01% of the portfolio, ranked #1387.

MassMutual Private Wealth & Trust first reported a position in BIO in Q4 2013 and has held it in 30 quarters since. The position peaked at $24.5K in Q4 2025. 398 funds tracked by Wall St. Rank hold BIO as of Q2 2026.

  • MassMutual Private Wealth & Trust held 36 shares of Bio-Rad Laboratories Class A worth $10.6K as of Q2 2026.
  • MassMutual Private Wealth & Trust sold 22 Bio-Rad Laboratories Class A shares in Q2 2026, an estimated $6.24K.
  • Bio-Rad Laboratories Class A made up ﹤0.01% of MassMutual Private Wealth & Trust's portfolio in Q2 2026, its #1387 holding.
  • MassMutual Private Wealth & Trust first reported a position in Bio-Rad Laboratories Class A in Q4 2013 and has held it in 30 quarters since.
  • MassMutual Private Wealth & Trust's Bio-Rad Laboratories Class A position peaked at $24.5K in Q4 2025.
  • 398 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q2 2026.

Based on MassMutual Private Wealth & Trust's 13F filing for Q2 2026, filed 2 Jul 2026.