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Politician trade (Senate)

Boston Scientific (BSX)Sen. Alan Armstrong disclosed a purchase $1K–$15K

Sen. Alan Armstrong disclosed a purchase of Boston Scientific in the $1K–$15K range.

$1,001–$15,000
Reported range · official band, not an exact amount
116 days
Disclosure lag
Traded
Mar 27, 2026
Disclosed
Jul 21, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Jan 30, 2026CongressDisclosed purchase of BSX — reported range $1,001 - $15,000
  2. Feb 2, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On February 2, 2026, Yoshiaki Fujimori informed Boston Scientific Corporation (the “Company”) that he will not stand for re-election at the Company’s 2026 Annual Meeting of Stockholders (the “2026 Annual Meeting”).”
  3. Feb 2, 2026Insider · 1 personInsiders: 2 sales (~$15.0M)
  4. Feb 4, 2026Company filing · Form 8-K · ResultsReported its results
  5. Feb 10, 2026CongressDisclosed purchase of BSX — reported range $1,001 - $15,000
  6. Feb 12, 2026Federal contract · $519K obligatedDepartment of Veterans Affairs awarded Boston Scientific: $519K obligated to date
  7. Feb 18, 2026Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors (and 1 more item)“On February 18, 2026 the Board of Directors (the “ Board ”) of Boston Scientific Corporation (the “ Company ”), upon the recommendation of the Nominating and Governance Committee of the Board, increased the number of directors comprising the Board from ten to twelve, and appointed each of Catherine R. Smith and Christophe P. Weber to be a director of the Company, to hold office until the next annual meeting of…”
  8. Feb 26, 2026Company filing · Form 8-K · Material agreement, Agreement endedSigned an important agreement, and ended an important agreement (and 1 more item)
  9. Mar 5, 2026Court · District Court, D. MassachusettsSecurities lawsuit filed: In re: Boston Scientific Corporation Securities Litigation
  10. Mar 5, 2026Court · District Court, D. MassachusettsSecurities lawsuit filed: Troike v. Boston Scientific Corporation
  11. Mar 26, 20265% stakeThe Vanguard Group reported a passive stake (13G)
  12. Mar 27, 2026 · this disclosureCongressDisclosed purchase of BSX — reported range $1,001 - $15,000

What came next

  1. Apr 22, 2026Company filing · Form 8-K · ResultsReported its results
  2. Apr 29, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.5%
  3. Apr 30, 2026Company filing · Form 8-K · Bylaws or charter, Shareholder voteChanged its bylaws, charter or fiscal year, and held a shareholder vote
  4. May 6, 20265% stakeFMR LLC reported a passive stake (13G) of 5.1%
  5. May 11, 2026CongressDisclosed purchase of BSX — reported range $1,001 - $15,000
  6. May 19, 2026Insider · First insider buy since Dec 2024Director purchased ~$125K of BSX shares in the open market
  7. May 19, 2026CongressDisclosed purchase of BSX — reported range $1,001 - $15,000
  8. May 20, 2026Insider · 3 peopleInsiders: 3 purchases (~$429K)
  9. May 29, 2026CongressDisclosed purchase of BSX — reported range $1,001 - $15,000
  10. Jun 4, 2026CongressDisclosed partial sale of BSX — reported range $1,001 - $15,000
  11. Jun 5, 2026Congress · 1 personMembers of Congress: 1 purchase, 1 sale
  12. Jun 17, 2026FDAFDA device clearance: RIVOS™ EUS Access Device (M00553900)
  13. Jun 19, 2026FDARecall: Boston Scientific TheraSphere 360 Y-90 Management Platform, Model Number M00139509001; Radiological Image Processing System.
  14. Jun 30, 2026FDARecall: Rapid Refill Continuous Injection System, UPN M00566001
  15. Jun 30, 2026FDARecall: Radial Jaw 4 Jumbo Biopsy Forceps with the following descriptions and UPN: Radial Jaw 4 Jumbo 240cm Box 5; Outer Box UPN: M00513363; Inner Box UPN: M00513360.
  16. Jun 30, 2026FDARecall: Radial Jaw 4 Large Capacity Biopsy Forceps with the following descriptions and UPN: 1. Radial Jaw 4 LC 240cm Box 20; Outer Box UPN: M00513321; Inner Box UPN: M…
  17. Jun 30, 2026FDARecall: Radial Jaw 4 Standard Capacity Biopsy Forceps with the following descriptions and UPN: 1. Radial Jaw 4 SC 240cm Box 20; Outer Box UPN: M00513401; Inner Box UPN…
  18. Jul 9, 2026FDARecall: Boston Scientific ENROUTE Transcarotid Neuroprotection System Plus, Material Number SR-250-NPS; Percutaneous catheter
  19. Jul 9, 2026FDARecall: Boston Scientific ENROUTE Transcarotid Neuroprotection System, Material Number SR-200-NPS; Percutaneous catheter
  20. Jul 10, 2026FDAFDA device clearance: WallFlex Esophageal Stent System;Agile Esophageal Over-the-Wire (OTW) Stent System
View the official recordSenate eFD periodic transaction report

How to read Senate eFD periodic transaction report

The STOCK Act is a 2012 US law that requires members of Congress, and some senior staff, to publicly report their stock trades, and those of their spouse and dependent children, within 45 days.

Full guide: What is the STOCK Act?

What else is on file for Boston Scientific

For Boston Scientific, OQRO holds 6 insider filings (SEC Form 4 or Form 144), 9 Congress trade reports, 64 fund holdings reports (13F) and 8 federal contract awards dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its BSX page.

Other recent filings by Sen. Alan Armstrong

The full history of Sen. Alan Armstrong is on the profile page.

How this filing works

Other disclosures at Boston Scientific

Everything OQRO holds on this company is on its BSX page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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