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Biogen Inc. (BIIB) — Congressional Trades

69Trades
46Buys
23Sells
19Members
$216.03Latest close 2026-06-26
-26.1%Congress buys vs latest close*

*Notional-weighted price return on lawmakers' disclosed buys of BIIB, marked to the latest close — per-share (share counts aren't disclosed).

DateMemberTypeAmountEst. priceLatest closeReturn
2026-05-12Hon. Maria Elvira SalazarBUY$1K–$15K$199.36$216.03 2026-06-26+8.4%
2026-05-11Hon. Maria Elvira SalazarBUY$50K–$100K$197.95$216.03 2026-06-26+9.1%
2026-05-11Hon. Maria Elvira SalazarBUY$1K–$15K$197.95$216.03 2026-06-26+9.1%
2023-01-23Hon. Shri ThanedarSELL$15K–$50K$291.93$216.03 2026-06-26+26.0% exit
2022-01-10Hon. Josh GottheimerBUY$1K–$15K$235.31$216.03 2026-06-26-8.2%
2021-12-09Hon. Josh GottheimerSELL$1K–$15K$232.43$216.03 2026-06-26-41.2% rt
2021-09-15Hon. Josh GottheimerSELL$1K–$15K$299.21$216.03 2026-06-26+11.5% rt
2021-06-08Hon. Josh GottheimerBUY$1K–$15K$395.37$216.03 2026-06-26-45.4%
2021-02-02Hon. Byron DonaldsBUY$1K–$15K$277.72$216.03 2026-06-26-22.2%
2021-01-04Hon. Christopher L. JacobsSELL$1K–$15K$242.95$216.03 2026-06-26+11.1% exit
2020-07-07Hon. Josh GottheimerBUY$1K–$15K$268.35$216.03 2026-06-26-19.5%
2019-09-11Hon. Dean PhillipsSELL$1K–$15K$235.96$216.03 2026-06-26+0.4% rt
2019-06-20Hon. Dean PhillipsBUY$1K–$15K$234.97$216.03 2026-06-26-8.1%
2019-03-22Sheldon WhitehouseSELL$1K–$15K$216.71$216.03 2026-06-26-44.2% rt
2018-10-05Hon. Gary PalmerSELL$1K–$15K$342.08$216.03 2026-06-26+36.9% exit
2018-01-08Sheldon WhitehouseSELL$1K–$15K$329.65$216.03 2026-06-26-14.0% rt
2017-06-07Hon. James B. RenacciBUY$1K–$15K$255.43$216.03 2026-06-26-15.4%
2017-03-29Hon. Lamar SmithSELL$1K–$15K$268.53$216.03 2026-06-26-11.8% rt
2017-01-30Hon. Cheri BustosSELL$15K–$50K$276.06$216.03 2026-06-26+21.8% exit
2016-12-23Sheldon WhitehouseSELL$1K–$15K$287.53$216.03 2026-06-26-25.0% rt
2016-12-13Sheldon WhitehouseSELL$15K–$50K$287.38$216.03 2026-06-26-31.3% rt
2016-11-21Hon. James B. RenacciBUY$1K–$15K$318.32$216.03 2026-06-26-32.1%
2016-08-11Hon. Kurt SchraderBUY$1K–$15K$314.49$216.03 2026-06-26-31.3%
2016-08-03Hon. James B. RenacciBUY$1K–$15K$321.34$216.03 2026-06-26-32.8%
2016-08-02Hon. James B. RenacciBUY$1K–$15K$330.11$216.03 2026-06-26-34.6%
2016-07-28JOHN BOOZMANSELL$1K–$15K$289.03$216.03 2026-06-26+25.3% exit
2016-07-21James M InhofeSELL$50K–$100K$282.45$216.03 2026-06-26-29.3% rt
2016-07-20Hon. James B. RenacciBUY$15K–$50K$262.41$216.03 2026-06-26-17.7%
2016-06-03Hon. Ed WhitfieldSELL$1K–$15K$290.23$216.03 2026-06-26+10.7% rt
2016-06-01Hon. James B. RenacciBUY$1K–$15K$286.82$216.03 2026-06-26-24.7%
2016-05-31Hon. James B. RenacciBUY$1K–$15K$289.73$216.03 2026-06-26-25.4%
2016-05-26Hon. James B. RenacciBUY$1K–$15K$282.00$216.03 2026-06-26-23.4%
2016-04-13Hon. Ed WhitfieldSELL$1K–$15K$271.73$216.03 2026-06-26+0.7% rt
2016-04-01Hon. K. Michael ConawaySELL$1K–$15K$260.54$216.03 2026-06-26-20.6% rt
2016-03-17Hon. Tom PriceBUY$1K–$15K$246.31$216.03 2026-06-26-12.3%
2016-02-12Hon. James B. RenacciBUY$1K–$15K$247.22$216.03 2026-06-26-12.6%
2016-02-04Hon. Ed WhitfieldBUY$1K–$15K$273.27$216.03 2026-06-26-20.9%
2016-01-25Hon. Ed WhitfieldBUY$1K–$15K$262.10$216.03 2026-06-26-17.6%
2016-01-19Hon. Ed WhitfieldBUY$1K–$15K$269.85$216.03 2026-06-26-19.9%
2016-01-11Hon. James B. RenacciBUY$1K–$15K$278.54$216.03 2026-06-26-22.4%
2015-12-09Hon. James B. RenacciBUY$15K–$50K$284.61$216.03 2026-06-26-24.1%
2015-09-15Hon. James B. RenacciBUY$1K–$15K$319.86$216.03 2026-06-26-32.5%
2015-08-28Sheldon WhitehouseBUY$1K–$15K$303.69$216.03 2026-06-26-28.9%
2015-08-27Hon. Lamar SmithBUY$1K–$15K$304.49$216.03 2026-06-26-29.1%
2015-08-26Hon. James B. RenacciBUY$1K–$15K$298.25$216.03 2026-06-26-27.6%
2015-08-10Sheldon WhitehouseBUY$1K–$15K$314.94$216.03 2026-06-26-31.4%
2015-08-10Sheldon WhitehouseBUY$1K–$15K$314.94$216.03 2026-06-26-31.4%
2015-08-04Sheldon WhitehouseBUY$1K–$15K$330.38$216.03 2026-06-26-34.6%
2015-08-04Sheldon WhitehouseBUY$1K–$15K$330.38$216.03 2026-06-26-34.6%
2015-07-31Hon. James B. RenacciBUY$1K–$15K$318.78$216.03 2026-06-26-32.2%

Return: buys marked to the latest close (open); sells tagged rt are realized round-trips vs a prior disclosed buy; exit = timing (stock move after the sale, seller's perspective).

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