PELOSI, NANCY BUYNVDA$500K–$1M·TUBERVILLE, TOMMY BUYMSFT$50K–$100K·CRENSHAW, DAN SELLXOM$15K–$50K·PELOSI, NANCY BUYNVDA$500K–$1M·TUBERVILLE, TOMMY BUYMSFT$50K–$100K·CRENSHAW, DAN SELLXOM$15K–$50K·
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BIIB
Ticker

BIIB

Biogen Inc.
Healthcare
Congressional Trades
23
by 5 members
Buys
13
57%
Sells
10
43%
Total Volume
$209K
midpoint
Unique Traders
5
members

Party Breakdown

Democrats19 · 83%
Republicans4 · 17%

Party Trading Divergence

Democrat vs. Republican buy / sell pressure by monthMODERATE

Bar length = total trades. Color = net sentiment — green = net buying, red = net selling. Months with no activity hidden.

Democrat ←
Month
→ Republican
01
Jan '23
02
Mar '24
1
Apr '24
11
Aug '24
1
Oct '24
1
Nov '24
01
Jan '25
11
Feb '25
1
1
Apr '25
01
01
May '25
2
1
Aug '25
3
Jan '26
01
Feb '26
Democrats108Net buyers
vs
Republicans31Net buyers
Net buyingNet selling⚡ Party split

💼 Lobbying Filings

all →
  • 2026-04-20$1.5M
    BIOGEN
    Discussions regarding drug cost and pricing policy and issues related to the Medicaid 340B program, no specific bill. Discussions regarding drug pricing and supply chain issues; rare diseases; Alzheimer's policy, screening and diagnosis, dementia care; ALS, Lupus and Kidney related policy issues. Issues related to patient affordability and access issues, including copay cards, copay accumulators, copay maximizers, coverage issues, no specific bill numbers. Engage on public policy associated with orphan drug act, rare disease research, screening, detection and patient access for rare therapies. Public Policy efforts around Alzheimer's screening and diagnosis Public policy around patients access and affordability for necessary and life-saving medications prescribed by their doctors. S.864, HELP Copays Act, to amend title XXVII of the Public Health Service Act to apply financial assistance towards the cost-share H.R.6130/S.3267, ASAP Act, to provide coverage for blood based biomarker Al
  • 2026-04-20$60K
    BIOGEN INC.
    Issues related to tax reform. Trade-related public policy around tariffs and intellectual property. Issues related to rare diseases including Alzheimer's disease, Amyotrophic lateral sclerosis (ALS), Lou Gehrig's Disease. Drug pricing and drug development policies. Screening and diagnosis. Patient affordability and access issues, including copay cards, copay accumulators, copay maximizers, coverage issues. Orphan Drug Act. Issues related to the FDA including PDUFA, drug reviews, approval pathways, and clinical trials. Policies related to value based arrangements. Issues related to rare disease and treatment. Drug pricing policy. Issues related to the Medicaid 340B program. Public policy around patients' access and affordability. Alzheimer's disease. Issues related to Medicare Part B and D. Issues relating to drug pricing policy. Pharmacy benefit manager legislation related to patient access to therapies. Intellectual property protections and enforcement. Biopharmaceutical pat
  • 2026-04-20$50K
    BIOGEN INC.
    Issues related to Medicare Part B and Part D Issues related to the pharmaceutical industry
  • 2026-04-20$50K
    BIOGEN INC.
    Alzheimer's Disease. Medicare Reimbursement for Prescription Drugs. Screening and Diagnosis, PET scan coverage and reimbursement and dementia care. 340B Program. PPRV (Pediatric Priority Review Voucher) program. Drug pricing and supply chain issues, rare diseases, gene therapy and value based arrangements. Implementation of Inflation Reduction Act of 2022. Issues related to maternal health. 340B Program.
  • 2026-04-20$50K
    BIOGEN INC.
    Issues related to Alzheimer's Disease and treatment. Amyotrophic lateral sclerosis (ALS), Lou Gehrigs Disease and treatment. Issues related to the budget and appropriations process Issues related to rare diseases and treatment. Issues related to Mental Health treatment. Issues related to maternal health. Issues related to the budget and appropriations process
  • 2026-03-09$50K
    BIOGEN INC.
    Issues related to Medicare Part B and Part D Issues related to the pharmaceutical industry
  • 2026-01-20$60K
    BIOGEN INC.
    Issues related to rare diseases including Alzheimer's disease, Amyotrophic lateral sclerosis (ALS), Lou Gehrig's Disease. Drug pricing and drug development policies. Screening and diagnosis. Patient affordability and access issues, including copay cards, copay accumulators, copay maximizers, coverage issues. Orphan Drug Act. Issues related to the FDA including PDUFA, drug reviews, approval pathways, and clinical trials. Policies related to value based arrangements. Issues related to rare disease and treatment. Drug pricing policy. Issues related to the Medicaid 340B program. Public policy around patients' access and affordability. Alzheimer's disease. Issues related to Medicare Part B and D. Issues related to tax reform. Trade-related public policy around tariffs and intellectual property. Issues relating to drug pricing policy. Pharmacy benefit manager legislation related to patient access to therapies. Intellectual property protections and enforcement. Biopharmaceutical pat
  • 2026-01-20$50K
    BIOGEN INC.
    Alzheimer's Disease. Medicare Reimbursement for Prescription Drugs. Screening and Diagnosis, PET scan coverage and reimbursement and dementia care. 340B Program. PPRV (Pediatric Priority Review Voucher) program. Drug pricing and supply chain issues, rare diseases, gene therapy and value based arrangements. Implementation of Inflation Reduction Act of 2022. Issues related to maternal health. 340B Program.
  • 2026-01-20$50K
    BIOGEN INC.
    Issues related to Alzheimer's Disease and treatment. Amyotrophic lateral sclerosis (ALS), Lou Gehrigs Disease and treatment. Issues related to the FY2026 budget and appropriations process Issues related to rare diseases and treatment. Issues related to Mental Health treatment. Issues related to maternal health. Issues related to the FY2026 budget and appropriations process
  • 2026-01-19$770K
    BIOGEN
    Discussions regarding drug cost and pricing policy and issues related to the Medicaid 340B program, no specific bill. Issues relating to drug cost and pricing policy, no current bill. Pharmacy Benefit Manager legislation related to patient access to therapies. Education and discussions regarding pharmaceutical issues related to supply chain, no specific bill. Issues related to tax reform and tax policy, implementation of Tax Cuts and Jobs Act of 2017 (P.L.115-97), policies related to OECD on the taxation of global income. Trade-related public policy around tariffs and intellectual property, no related bills Discussions regarding drug pricing and supply chain issues; rare diseases; Alzheimer's policy, screening and diagnosis, dementia care; ALS, Lupus and Kidney related policy issues. Issues related to patient affordability and access issues, including copay cards, copay accumulators, copay maximizers, coverage issues, no specific bill numbers. Engage on public policy associated

Congressional Momentum

buy vs. sell pressureNEUTRAL

Score 0–100: above 50 = net buying pressure, below 50 = net selling. Signal based on last 90 days.

Last 30 Days
No trades
Last 90 Days
No trades
All-Time
50
13 buys23 total10 sells
$104K buys · $105K sells
Cumulative Net Position (buy vol − sell vol)
-$499
2019-0323 trades plotted2026-02

Trade Activity Timeline

Congressional buys & sells by month · last 14 months w/ activity

19/03
23/01
24/03
24/04
24/08
24/10
24/11
25/01
25/02
25/04
25/05
25/08
26/01
26/02
BuysSellsOtherHigh-volume month

Who Moved First

each row = one member · sorted by earliest disclosed trade
3 buyers ·4 sellers
2023202420252026DSheldon Whitehouse1×2019-03-22 · sell · $8KDShri Thanedar1×2023-01-23 · sell · $33KDRo Khanna15×2024-03-20 · sell · $8K2024-03-25 · sell · $8K2024-04-26 · buy · $8K2024-08-02 · buy · $8K2024-08-05 · sell · $8K2024-10-14 · buy · $8K2024-11-15 · buy · $8K2025-01-17 · sell · $8K2025-02-19 · sell · $8K2025-02-25 · buy · $8K2025-04-23 · buy · $8K2025-05-19 · sell · $8K2025-08-26 · buy · $8K2026-01-29 · buy · $8K2026-02-06 · sell · $8KRRobert Bresnahan4×2025-02-25 · buy · $8K2025-04-08 · sell · $8K2025-05-15 · buy · $8K2025-05-15 · buy · $8KDGilbert Cisneros2×2026-01-30 · buy · $8K2026-01-30 · buy · $8K
BuySellOtherDot size ∝ trade size · top 5 most-active traders shown

All Disclosed Trades

DateMemberActionAmountFiling Delay
2026-02-06DRo KhannaSELL$1K – $15K31d
2026-01-30DGilbert CisnerosBUY$1K – $15K17d
2026-01-30DGilbert CisnerosBUY$1K – $15K14d
2026-01-29DRo KhannaBUY$1K – $15K8d
2025-08-26DRo KhannaBUY$1K – $15K14d
2025-05-15RRobert BresnahanBUY$1K – $15K26d
2025-05-19DRo KhannaSELL$1K – $15K22d
2025-05-15RRobert BresnahanBUY$1K – $15K25d
2025-04-23DRo KhannaBUY$1K – $15K19d
2025-04-08RRobert BresnahanSELL$1K – $15K30d
2025-02-25RRobert BresnahanBUY$1K – $15K30d
2025-02-25DRo KhannaBUY$1K – $15K9d
2025-02-19DRo KhannaSELL$1K – $15K15d
2025-01-17DRo KhannaSELL$1K – $15K20d
2024-11-15DRo KhannaBUY$1K – $15K20d
2024-10-14DRo KhannaBUY$1K – $15K25d
2024-08-05DRo KhannaSELL$1K – $15K32d
2024-08-02DRo KhannaBUY$1K – $15K35d
2024-04-26DRo KhannaBUY$1K – $15K10d
2024-03-25DRo KhannaSELL$1K – $15K11d
2024-03-20DRo KhannaSELL$1K – $15K16d
2019-03-22DSheldon WhitehouseSELL$1K – $15K1620d
2023-01-23DShri ThanedarSELL$15K – $50K7d