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Who in Congress Has Traded Bio-Rad Laboratories, Inc. (BIO)?

The Bio-Rad Laboratories, Inc. line shows up 10 times in the congressional disclosure record between 2015 and 2023, filed by 7 members: 7 purchases against 3 sales. On balance the chamber has been net buyers.

10Trades
7Buys
3Sells
7Members
$387.70Latest close 2026-08-28
Congress buys vs latest close*

*Purchases only, weighted by the midpoint of each disclosed dollar band and marked to the latest close. Filings report a range, never a share count, so this follows the stock rather than anyone's position size.

70% buys30% sells

How it splits by party

Republicans
2 buys · 3 sells
3 members · 5 trades
Democrats
5 buys · 0 sells
4 members · 5 trades
DateMemberTypeAmountEst. priceLatest closeReturn
2023-06-29Lois FrankelBUY$1K–$15K$375.24$387.70 2026-08-28+3.3%
2023-06-28Lois FrankelBUY$1K–$15K$364.38$387.70 2026-08-28+6.4%
2022-03-30Thomas H TubervilleSELL$1K–$15K$580.23$387.70 2026-08-28+1.8% rt
2021-03-29Thomas H TubervilleBUY$1K–$15K$570.04$387.70 2026-08-28-32.0%
2019-04-25Susie LeeBUY$1K–$15K$298.90$387.70 2026-08-28+29.7%
2018-05-01John K. DelaneyBUY$1K–$15K$253.25$387.70 2026-08-28+53.1%
2017-03-06Mike KellySELL$1K–$15K$195.08$387.70 2026-08-28-98.7% exit
2017-03-06Mike KellyBUY$1K–$15K$195.08$387.70 2026-08-28+98.7%
2015-02-13Thomas R TillisSELL$1K–$15K$118.36$387.70 2026-08-28-227.6% exit
Kurt SchraderBUY$1K–$15K

Buys are marked to the latest close and treated as open. A sell tagged rt closes an earlier disclosed buy in the same name. exit shows how the stock moved after the member sold.

Frequently asked — Bio-Rad Laboratories, Inc. (BIO) congressional trades

Which lawmakers have traded Bio-Rad Laboratories, Inc. (BIO)?

7 members of the U.S. House and Senate have disclosed Bio-Rad Laboratories, Inc. transactions under the STOCK Act — 7 purchases and 3 sales. The full member-by-member breakdown, with dates and dollar ranges, is in the table above.

Which lawmakers bought BIO recently?

No member of Congress has disclosed a BIO purchase in the last 90 days. STOCK Act filings lag the trade by up to 45 days, so newer buys may still be pending disclosure.

How have Congress's BIO trades performed?

Every BIO trade is marked to the latest close in the Return column; sells matched to a prior buy show a realized round-trip return.

Is it legal for members of Congress to trade Bio-Rad Laboratories, Inc.?

Yes. Under the 2012 STOCK Act, members of Congress may buy and sell individual stocks but must publicly disclose each transaction within 45 days. Bargo surfaces those filings so you can see who traded BIO and how it performed.

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