Company_Context
Healthcare
Surgical & Medical Instruments & Apparatus
Source: SEC SIC
MARKET_TICKER: BSX
BOSTON SCIENTIFIC COInsider Trading & SEC Form 4 Analysis
Institutional analysis of internal capital flows based on SEC Form 4 filings.
Open-Market Signal
BULLISH
SOURCE: EDGAR_SYSTEMSTATUS: VERIFIED
Signal_Window
Headline metrics use exact calendar-day windows.
6 directional transactions in 30D
Code P purchases and code S sales are measured from 2026.07.30 — 2026.08.28.
Net_Flow_30D
+$9.5M
Open-market buys minus salesLatest_Form_4
2026.08.25
Latest available filingActive_Insiders_30D
7
Reporting entities in windowTop_Buyer_30D
Mahoney Michael F
$9.0MTop_Seller_30D
No 30D seller
No open-market sales in 30DAutomated_Intelligence_Report :: BSX
Analysis of eligible SEC Form 4 activity for BSX indicates a bullish 30-day signal. The selected window contains transactions from 7 distinct reporting insiders, with aggregate nominal activity of $14.21M.
Open-market purchases minus open-market sales produce a positive net flow of $9.49M. Open-market executions represent the majority of measured nominal activity in this window, making the directional flow more representative of voluntary trading activity.
The largest open-market purchase in the selected window was attributed to Mahoney Michael F (Director, Chairman, President & CEO). Form 4 activity provides useful ownership context, but it should not be treated as a standalone prediction of future price performance.
Enriched_Research_Context
More context behind the filing
These indicators use normalized SEC roles, issuer metadata, cluster detection and post-filing market prices already calculated by the data pipeline.
Cluster_Activity
3
Clustered open-market purchase records in the recent filing sample.
Strongest 30D cluster: 3 filings
Post_Filing_Performance
Live Market Chart :: BSX
Analyze BSX with advanced technical indicators.
View on TradingView (Get $15 Off)Recent Insider Flow :: BSX
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Recent_Filing_History
Inspect the underlying SEC transactions
This table shows recent filing history and is not restricted by the selected 30D headline signal window.
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Automated_Queries :: Frequently Asked Questions
>When was the latest SEC Form 4 filed for BSX?
The most recent insider transaction on record was filed on 2026.08.25. InsiderAlpha monitors EDGAR filings and updates this terminal as new Form 4 documents are published.
>How many corporate insiders are active in BSX?
The selected 30-day window contains 7 distinct reporting insiders with eligible transactions for BSX. This count changes when a different signal window is selected.
>Is insider buying outweighing selling at BSX?
Open-market buying volume ($9.49M) currently exceeds selling volume ($0.00M), suggesting net accumulation by insiders.
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