BIIB

Congressional disclosures mentioning this ticker. This page reports what members filed, on the STOCK Act's 45-day clock — it says nothing about BIIB itself, and disclosed ranges cannot be netted into a position. 13F institutional holders of BIIB ↗

27
members · ever
93
transactions
$71K–$240K
disclosed flow · trailing 12m
sum of statutory bucket bounds — an interval, not an estimate of value
09-01
latest filing

Disclosed flow by quarter, both sides

bar = [min, max] bucket sums · purchases above axis, sales below
24Q4
25Q1
25Q2
25Q3
25Q4
26Q1
26Q2
26Q3
gaps are gaps — no interpolation · y from $0 · no midpoints — bar spans the disclosed bounds · source: House Clerk + Senate eFD

Disclosed flow by quarter. 24Q4: no purchases, no sales; 25Q1: purchases $1K–$15K, no sales; 25Q2: purchases $1K–$15K, sales $1K–$15K; 25Q3: no purchases, no sales; 25Q4: no purchases, no sales; 26Q1: purchases $2K–$30K, no sales; 26Q2: purchases $53K–$145K, sales $15K–$50K; 26Q3: no purchases, sales $1K–$15K

Members disclosing BIIB

trailing 12m
Members disclosing BIIB, trailing 12 months
MemberBuysSalesFlow range
Maria Elvira Salazar R–FL-2731$67K–$180K
Gilbert Ray Cisneros, Jr. D–CA-3120$2K–$30K
Alan Armstrong R–OK10$1K–$15K
Kevin Hern R–OK-101$1K–$15K
Counts of filed transactionsCounts are filed transactions, not net positions; disclosed ranges cannot be netted into a position.

Recent BIIB disclosures

93 rows · filed date desc · as of 2026-09-14 13:21 UTC
Congressional disclosures mentioning BIIB
Filed ▾MemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-09-01Kevin Hern R–OK-1SaleTraded 08-18 +14d$1K–$15K
2026-07-21Alan Armstrong R–OKPurchaseTraded 03-27 LATE·116d$1K–$15K
2026-07-07Maria Elvira Salazar R–FL-27SaleTraded 06-02 +35d$15K–$50K
2026-07-02Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 06-05 +27d$1K–$15K
2026-06-08Maria Elvira Salazar R–FL-27PurchaseTraded 05-12 +27d$1K–$15K
2026-06-08Maria Elvira Salazar R–FL-27PurchaseTraded 05-11 +28d$1K–$15K
2026-06-08Maria Elvira Salazar R–FL-27PurchaseTraded 05-11 +28d$50K–$100K
2026-02-13Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 01-30 +14d$1K–$15K
2025-06-09Robert P. Bresnahan, Jr. R–PA-8PurchaseTraded 05-15 +25d$1K–$15K
2025-05-08Robert P. Bresnahan, Jr. R–PA-8SaleTraded 04-08 +30d$1K–$15K
2025-03-27Robert P. Bresnahan, Jr. R–PA-8PurchaseTraded 02-25 +30d$1K–$15K
2023-04-17Daniel S. Goldman D–NY-10Sale · partial (partial sale)Traded 03-06 +42d$1K–$15K
2023-02-09Shri Thanedar D–MI-13SaleTraded 01-23 +17d$15K–$50K
2022-09-14Kathy E. Manning D–NC-6Sale · JT (jointly owned)Traded 08-03 +42d$1K–$15K
2022-08-10Kathy E. Manning D–NC-6Purchase · JT (jointly owned)Traded 07-20 +21d$1K–$15K
2022-04-17Josh Gottheimer D–NJ-5Sale · JT (jointly owned)Traded 03-17 +31d$1K–$15K
2022-02-18Josh Gottheimer D–NJ-5Purchase · JT (jointly owned)Traded 01-10 +39d$1K–$15K
2022-02-11Kathy E. Manning D–NC-6Sale · SP (spouse-owned)Traded 01-14 +28d$1K–$15K
2022-01-10Josh Gottheimer D–NJ-5Sale · partial · JT (partial sale, jointly owned)Traded 2021-12-09 +32d$1K–$15K
2021-11-15Josh Gottheimer D–NJ-5Purchase · JT (jointly owned)Traded 10-18 +28d$1K–$15K
2021-10-13Josh Gottheimer D–NJ-5Sale · partial · JT (partial sale, jointly owned)Traded 09-15 +28d$1K–$15K
2021-07-15Josh Gottheimer D–NJ-5Purchase · JT (jointly owned)Traded 06-08 +37d$1K–$15K
2021-03-16Peter Meijer R–MI-3SaleTraded 02-16 +28d$15K–$50K
2021-02-17Chris Jacobs R–NY-27SaleTraded 01-04 +44d$1K–$15K
2021-01-11Cisneros, Gilbert SaleTraded 2020-12-22 +20d$1K–$15K
2020-10-14Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 09-16 +28d$1K–$15K
2020-08-10Josh Gottheimer D–NJ-5Purchase · JT (jointly owned)Traded 07-07 +34d$1K–$15K
2020-05-13Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 04-29 +14d$1K–$15K
2020-04-27Donna E. Shalala D–FL-27SaleTraded 2019-06-24 LATE·308d$1K–$15K
2020-04-16Gilbert Ray Cisneros, Jr. D–CA-31SaleTraded 03-18 +29d$1K–$15K
2020-03-10Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 02-07 +32d$1K–$15K
2019-10-11Dean Phillips D–MN-3Sale · partial (partial sale)Traded 09-11 +30d$1K–$15K
2019-09-16Dean Phillips D–MN-3Sale · partial (partial sale)Traded 08-13 +34d$1K–$15K
2019-07-11Dean Phillips D–MN-3PurchaseTraded 06-20 +21d$1K–$15K
2019-06-18Gilbert Ray Cisneros, Jr. D–CA-31SaleTraded 05-09 +40d$1K–$15K
2019-06-13Dean Phillips D–MN-3Sale · partial (partial sale)Traded 05-13 +31d$1K–$15K
2019-04-17Sheldon Whitehouse D–RISale · SP (spouse-owned)Traded 03-22 +26d$1K–$15K
2019-04-15Van Taylor R–TX-3Sale · SP (spouse-owned)Traded 03-25 +21d$1K–$15K
2018-11-16Josh Gottheimer D–NJ-5Sale · JT (jointly owned)Traded 10-29 +18d$1K–$15K
2018-11-07Gary J. Palmer R–AL-6Sale · SP (spouse-owned)Traded 10-05 +33d$1K–$15K
2018-10-02Josh Gottheimer D–NJ-5Purchase · JT (jointly owned)Traded 07-24 LATE·70d$1K–$15K
2018-09-29Gary J. Palmer R–AL-6PurchaseTraded 08-06 LATE·54d$1K–$15K
2018-09-29Gary J. Palmer R–AL-6Purchase · SP (spouse-owned)Traded 2017-04-04 LATE·543d$1K–$15K
2018-06-05Thomas MacArthur R–NJ-3Purchase · DC (dependent-child-owned)Traded 05-02 +34d$1K–$15K
2018-06-05Thomas MacArthur R–NJ-3Purchase · DC (dependent-child-owned)Traded 05-02 +34d$1K–$15K
2018-02-13Sheldon Whitehouse D–RISale · JT (jointly owned)Traded 01-08 +36d$1K–$15K
2017-04-10Lamar Smith R–TX-21SaleTraded 03-29 +12d$1K–$15K
2017-02-09Cheri Bustos D–IL-17SaleTraded 01-30 +10d$15K–$50K
2017-01-11Sheldon Whitehouse D–RISale · partial · JT (partial sale, jointly owned)Traded 2016-12-23 +19d$1K–$15K
2017-01-11Sheldon Whitehouse D–RISaleTraded 2016-12-13 +29d$15K–$50K
Amended filings show the latest version · what's excluded ↗
1–50 of 93 transactions