Insider Cluster (3 insiders) ·Filed Aug 7, 2026

BSX

BOSTON SCIENTIFIC CORP
MIXED
Impact 6/10
Horizonweeks Processed1mo ago
Insider cluster: 2 insiders, $9.1M total
Actionable Insight ◆ Mixed

The CEO's $9M open-market buy is a strong bullish signal from the highest-ranking insider, but it is contradicted by the company's own lowered guidance and massive restructuring plan. The cluster's dollar value is only 0.012% of market cap, which is trivial in proportional terms. Traders should watch for additional insider buying or selling in the coming weeks to confirm conviction, and monitor Q3 results for execution on the restructuring plan. The mixed signals suggest a wait-and-see approach until the next earnings release clarifies the trajectory.

DirectionMixed
Confidencemedium
Horizonweeks
Latest settled — T+20d ⚠ clustered
BSX ▼ -3.06% at T+20d
NEUTRAL call ✗ call lost -3.06% · α vs SPY -2.67% · entry $49.31 → $47.80
Next anchor: T+60d in 28d
Latest observation: T+37 -2.28% FF3 residual α
Entry anchored
Aug 6, 07:22 PM ET
via 1-min bar
T+1d
+2.33%
call +2.33% · α +2.36%
$50.46
settled 8w ago
T+5d
+5.11%
call +5.11% · α +4.71%
$51.83
settled 7w ago
T+20d
-3.06%
call -3.06% · α -2.67%
$47.80
settled 29d ago
T+60d
—
call — · α —
—
in 28d

Price Chart

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Executive Summary

Boston Scientific CEO Michael Mahoney and Director David Habiger made open-market purchases totaling $9.1M, with the CEO alone buying $9.0M worth of shares at $48.33. This insider buying cluster follows a Q2 earnings beat that was overshadowed by a significant guidance cut and a $700M-$800M restructuring plan filed 14 days prior. The CEO's large personal investment signals confidence in the company's turnaround, but the material guidance reduction and restructuring charges create a conflicting picture for traders.

Key Financial Metrics

Direction
buying
Total Value
$9.1M
Insiders
3

Key Facts

  • CEO Michael Mahoney purchased 186,200 shares for $9.0M at $48.33 on 2026-08-03
  • Director David Habiger purchased 2,100 shares for $100K at $47.59 on 2026-08-05
  • Total insider buying cluster value: $9.1M, representing approximately 0.012% of $74.2B market cap
  • CFO Jonathan Monson made a discretionary sale of 9,908 shares for ~$500K on 2026-08-10
  • Q2 2026 EPS beat consensus by 3.6% ($0.86 vs $0.83) but full-year guidance was significantly lowered
  • Full-year 2026 organic revenue growth guidance cut to 5-6% from prior 6.5-8%
  • Adjusted EPS guidance reduced to $3.28-$3.32 from $3.34-$3.41
  • Restructuring plan with $700M-$800M in charges announced on 2026-07-29

Financial Impact

CEO open-market purchase of $9.0M at $48.33 per share; total cluster buying $9.1M vs CFO sale of ~$500K; restructuring charges of $700M-$800M

insider_buyingguidancerestructuring_chargesrevenue_growth

Risk Factors

  • Guidance cut signals deceleration in core business growth
  • Restructuring with $700M-$800M charges could indicate deeper operational issues
  • CFO's discretionary sale of $500K on 2026-08-10 may temper CEO's bullish signal
  • Historical performance on BSX reports shows negative average T+20 returns (-7.43%)
  • Insider buying at only 0.012% of market cap is proportionally insignificant despite large absolute dollar amount

Market Snapshot

Exchange
NYSE
Sector
Surgical & Medical Instruments & Apparatus
Analyst Consensus
79% bullish (38 analysts)

Investment Themes

Healthcare & Medical Devices

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-BSX-1786526265663
17 reports for BSX
Performance horizon
83% Hit rate 5 of 6 directional calls best @ T+20▲ +9.24%Aug 26, 2026
Filters
Rows
Reports for BSX — sortable, filterable
TypeNow
Aug 31, 2026
4w ago
Court Ruling
NEUTRAL ★ 2/10
$48.30 $43.88▼ −9.15%▼ −8.96%$42.69 (−11.60%)
Aug 26, 2026
5w ago
8-K
BEARISH ★ 6/10
$48.17 $43.72▲ +9.24%▲ +10.44%$42.69 (+11.37%)
Aug 22, 2026
5w ago
Institutional Cluster
MIXED ★ 6/10
$49.01 $44.92▼ −8.35%▼ −9.66%$42.69 (−12.89%)
Aug 7, 2026
8w ago
Insider Cluster
MIXED ★ 6/10
$49.31 $47.80▼ −3.06%▼ −2.67%$42.69 (−13.42%)
Aug 7, 2026
8w ago
Insider Cluster
MIXED ★ 5/10
$49.31 $47.80▼ −3.06%▼ −2.67%$42.69 (−13.42%)
Aug 5, 2026
8w ago
Insider Cluster
NEUTRAL ★ 3/10
$47.74 $48.37▲ +1.32%▲ +1.92%$42.69 (−10.57%)
Jul 29, 2026
9w ago
8-K
BEARISH ★ 7/10
$46.04 $48.17▼ −4.63%▲ +0.39%$42.69 (+7.27%)
Jul 27, 2026
9w ago
8-K
NEUTRAL ★ 4/10
$46.06 $49.86▲ +8.25%▲ +4.87%$42.69 (−7.31%)
Jul 27, 2026
9w ago
Court Ruling
BULLISH ★ 7/10
$45.51 $49.01▲ +7.69%▲ +4.39%$42.69 (−6.19%)
Jul 10, 2026
12w ago
Court Ruling
NEUTRAL ★ 2/10
$44.77 $49.30▲ +10.11%▲ +7.69%$42.69 (−4.63%)
Showing 10 of 17

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Report published Aug 12, 2026