BSX

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

19
members · ever
93
transactions
$48K–$370K
disclosed flow · trailing 12m
sum of statutory bucket bounds — an interval, not an estimate of value
09-10
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: purchases $2K–$30K, no sales; 25Q1: purchases $2K–$30K, sales $2K–$30K; 25Q2: no purchases, sales $20K–$125K; 25Q3: no purchases, sales $3K–$45K; 25Q4: purchases $18K–$95K, sales $19K–$110K; 26Q1: purchases $3K–$45K, no sales; 26Q2: purchases $4K–$60K, sales $2K–$30K; 26Q3: purchases $1K–$15K, no sales

Members disclosing BSX

trailing 12m
Members disclosing BSX, trailing 12 months
MemberBuysSalesFlow range
Gilbert Ray Cisneros, Jr. D–CA-3192$11K–$165K
Lisa C. McClain R–MI-912$3K–$45K
John Boozman R–AR02$2K–$30K
Alan Armstrong R–OK10$1K–$15K
Kevin Hern R–OK-101$15K–$50K
Markwayne Mullin R–OK10$15K–$50K
Val T. Hoyle D–OR-401$1K–$15K
Counts of filed transactionsCounts are filed transactions, not net positions; disclosed ranges cannot be netted into a position.

Recent BSX disclosures

93 rows · filed date desc · as of 2026-09-14 13:21 UTC
Congressional disclosures mentioning BSX
Filed ▾MemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-09-10Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 08-18 +23d$1K–$15K
2026-07-21Alan Armstrong R–OKPurchaseTraded 03-27 LATE·116d$1K–$15K
2026-07-13John Boozman R–ARSale · partial · JT (partial sale, jointly owned)Traded 06-04 +39d$1K–$15K
2026-07-02Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 06-05 +27d$1K–$15K
2026-07-02Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 06-05 +27d$1K–$15K
2026-06-08Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 05-29 +10d$1K–$15K
2026-06-08Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 05-19 +20d$1K–$15K
2026-06-08Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 05-11 +28d$1K–$15K
2026-03-09Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 02-10 +27d$1K–$15K
2026-02-13Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 01-30 +14d$1K–$15K
2026-01-16Markwayne Mullin R–OKPurchase · JT (jointly owned)Traded 2025-12-29 +18d$15K–$50K
2026-01-13John Boozman R–ARSale · partial · JT (partial sale, jointly owned)Traded 2025-12-17 +27d$1K–$15K
2026-01-12Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 2025-12-24 +19d$1K–$15K
2025-12-15Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 11-18 +27d$1K–$15K
2025-11-21Lisa C. McClain R–MI-9Sale · SP (spouse-owned)Traded 10-31 +21d$1K–$15K
2025-11-21Lisa C. McClain R–MI-9Purchase · SP (spouse-owned)Traded 10-30 +22d$1K–$15K
2025-11-21Lisa C. McClain R–MI-9Sale · SP (spouse-owned)Traded 10-30 +22d$1K–$15K
2025-11-18Gilbert Ray Cisneros, Jr. D–CA-31PurchaseTraded 10-17 +32d$1K–$15K
2025-11-16Kevin Hern R–OK-1Sale · partial · JT (partial sale, jointly owned)Traded 10-28 +19d$15K–$50K
2025-10-10Val T. Hoyle D–OR-4Sale · SP (spouse-owned)Traded 09-23 +17d$1K–$15K
2025-09-12Lisa C. McClain R–MI-9Sale · partial · SP (partial sale, spouse-owned)Traded 08-04 +39d$1K–$15K
2025-09-12Val T. Hoyle D–OR-4Purchase · SP (spouse-owned)Traded 2024-10-29 LATE·318d$1K–$15K
2025-08-14Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 07-31 +14d$1K–$15K
2025-08-13Lisa C. McClain R–MI-9Purchase · SP (spouse-owned)Traded 2024-12-11 LATE·245d$1K–$15K
2025-07-10Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 06-26 +14d$1K–$15K
2025-07-10Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 06-11 +29d$1K–$15K
2025-06-22Jefferson Shreve R–IN-6SaleTraded 05-12 +41d$15K–$50K
2025-06-06Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 05-13 +24d$1K–$15K
2025-05-12Bruce Westerman R–AR-4SaleTraded 04-21 +21d$1K–$15K
2025-05-06Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 04-28 +8d$1K–$15K
2025-04-16Bruce Westerman R–AR-4PurchaseTraded 03-03 +44d$1K–$15K
2025-04-07Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 03-17 +21d$1K–$15K
2025-03-06Gilbert Ray Cisneros, Jr. D–CA-31Sale · partial (partial sale)Traded 02-24 +10d$1K–$15K
2025-03-06John Boozman R–ARPurchase · JT (jointly owned)Traded 02-13 +21d$1K–$15K
2023-12-15John R. Curtis R–UTSale · JT (jointly owned)Traded 12-04 +11d$1K–$15K
2023-11-01Markwayne Mullin R–OKPurchase · JT (jointly owned)Traded 10-03 +29d$1K–$15K
2023-10-12Markwayne Mullin R–OKPurchase · JT (jointly owned)Traded 09-13 +29d$15K–$50K
2023-10-10Lois Frankel D–FL-22SaleTraded 09-08 +32d$1K–$15K
2023-10-10Lois Frankel D–FL-22SaleTraded 09-08 +32d$1K–$15K
2023-06-24Lois Frankel D–FL-22Sale · partial (partial sale)Traded 05-31 +24d$1K–$15K
2023-06-24Lois Frankel D–FL-22PurchaseTraded 05-30 +25d$1K–$15K
2023-05-19Lois Frankel D–FL-22Sale · partial (partial sale)Traded 05-01 +18d$1K–$15K
2023-05-19Lois Frankel D–FL-22Sale · partial (partial sale)Traded 04-19 +30d$1K–$15K
2023-05-10John R. Curtis R–UTSale · partial · JT (partial sale, jointly owned)Traded 04-26 +14d$1K–$15K
2023-04-28Lois Frankel D–FL-22Sale · partial (partial sale)Traded 03-29 +30d$1K–$15K
2023-03-13John R. Curtis R–UTSale · partial · JT (partial sale, jointly owned)Traded 02-23 +18d$1K–$15K
2022-11-05Alan S. Lowenthal D–CA-47Sale · SP (spouse-owned)Traded 10-24 +12d$1K–$15K
2022-10-29Alan S. Lowenthal D–CA-47Sale · partial · SP (partial sale, spouse-owned)Traded 10-21 +8d$1K–$15K
2022-10-29Alan S. Lowenthal D–CA-47Sale · partial · JT (partial sale, jointly owned)Traded 10-21 +8d$1K–$15K
2022-10-24Lois Frankel D–FL-22PurchaseTraded 09-28 +26d$1K–$15K
Amended filings show the latest version · what's excluded ↗
1–50 of 93 transactions