Bio-Rad Laboratories Ownership

Who are the major shareholders and have insiders been buying or selling?


Insider Trading Volume

Insider Buying: BIO insiders have only sold shares in the past 3 months.


Recent Insider Transactions

NYSE:BIO Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
05 Aug 22SellUS$278,166Ajit RamalingamIndividual518US$537.00

Ownership Breakdown

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.


Top Shareholders

Top 25 shareholders own 69.65% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
13.67%
Blue Raven Partners, L.P.
4,060,054$1.7b0%no data
10.84%
Alice Schwartz
3,219,425$1.3b0%no data
7.91%
The Vanguard Group, Inc.
2,349,100$983.2m1.34%0.02%
5.36%
BlackRock, Inc.
1,590,697$665.8m-9.63%0.02%
3.95%
Norman Schwartz
1,174,257$491.5m2.85%no data
3.22%
State Street Global Advisors, Inc.
955,835$400.1m-2.91%0.02%
2.58%
Veritas Asset Management LLP
766,762$320.9m0%1.27%
2.37%
FMR LLC
702,716$294.1m-24.22%0.03%
2.08%
AllianceBernstein L.P.
616,316$258.0m-5.58%0.11%
1.96%
Brown Advisory Incorporated
582,701$243.9m7.46%0.43%
1.48%
Geode Capital Management, LLC
439,512$184.0m0.09%0.02%
1.41%
Acadian Asset Management LLC
418,006$175.0m-2.91%0.69%
1.31%
AustralianSuper Pty. Ltd.
387,567$162.2m0%0.63%
1.29%
Managed Account Advisors LLC
383,917$160.7m2.63%0.05%
1.29%
UBS Asset Management
382,408$160.1m5.24%0.03%
1.28%
Millennium Management LLC
379,329$158.8m26.9%0.21%
1.21%
Westfield Capital Management Company, L.P.
360,188$150.8m5.37%1.18%
1.04%
Schonfeld Strategic Advisors LLC
307,828$128.8m86.61%1.39%
0.85%
Northern Trust Global Investments
253,250$106.0m-0.39%0.02%
0.78%
Allspring Global Investments, LLC
231,925$97.1m-18.22%0.15%
0.77%
Champlain Investment Partners, LLC
228,510$95.6m-6.54%0.64%
0.76%
Marshall Wace LLP
224,769$94.1m-51.9%0.25%
0.76%
Artemis Investment Management LLP
224,233$93.9m126.28%0.43%
0.76%
EARNEST Partners, LLC
224,216$93.8m16.82%0.61%
0.75%
Franklin Resources, Inc.
221,532$92.7m-1.79%0.04%