Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide
Published . Updated .
This report is about cybersecurity.
Directly affected
- BSX Boston Scientific+2.6% 30d
Named in this report.
Indirectly affected
- CIBR First Trust NASDAQ Cybersecurity ETF+9.3% 30d
First Trust NASDAQ Cybersecurity ETF: it holds cybersecurity firms. Linked by “cybersecurity” (cybersecurity) in this story.
- CRWD CrowdStrike Holdings+20.0% 16d
CrowdStrike Holdings (prepackaged software): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story.
- PANW Palo Alto Networks+6.9% 30d
Palo Alto Networks (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story.
- FTNT Fortinet+7.7% 30d
Fortinet (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story.
- XLV Health Care Select Sector SPDR
Health Care Select Sector SPDR holds the health sector that Boston Scientific belongs to, so it often moves with news about it.
- SYK Stryker+5.8% 30d
Stryker is a peer of Boston Scientific in surgical and medical instruments and apparatus; rivals often move on the same news.
- MMM 3M+0.8% 30d
3M is a peer of Boston Scientific in surgical and medical instruments and apparatus; rivals often move on the same news.
- BDX Becton, Dickinson and+8.5% 30d
Becton, Dickinson and is a peer of Boston Scientific in surgical and medical instruments and apparatus; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| BSX | -1.26% | +1.31% | base | -8.26% | after close | after close | after close |
| CIBRNo price data for this ticker | — | — | — | — | — | — | — |
| CRWDNo price data for this ticker | — | — | — | — | — | — | — |
| PANWNo price data for this ticker | — | — | — | — | — | — | — |
| FTNTNo price data for this ticker | — | — | — | — | — | — | — |
| XLVNo price data for this ticker | — | — | — | — | — | — | — |
| SYKNo price data for this ticker | — | — | — | — | — | — | — |
| MMMNo price data for this ticker | — | — | — | — | — | — | — |
| BDXNo price data for this ticker | — | — | — | — | — | — | — |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
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Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide Investor's Business Daily
Source: Investor's Business Daily
First Tr Exchange-Traded Fd (CIBR) compared with industrial stocks (XLI) since 28 Oct 2026
| Company | When | Move | Status |
|---|---|---|---|
| BSX | that day | -8.26% | still updating |
| BSX | three days earlier | +1.31% | final price |
| BSX | five days earlier | -1.26% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Kevin Hern sold Boston Scientific (BSX) (jointly held), worth $50,001 - $100,000 on 9 Sep 2026. That is 49 days before publication. Filed 25 Sep 2026. View the filing.
- Rep. Kevin Hern sold Boston Scientific (BSX) (jointly held), worth $50,001 - $100,000 on 4 Sep 2026. That is 54 days before publication. Filed 25 Sep 2026. View the filing.
- Rep. Kevin Hern sold Boston Scientific (BSX) (held by a dependent child), worth $1,001 - $15,000 on 3 Sep 2026. That is 55 days before publication. Filed 25 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold CrowdStrike Holdings (CRWD), worth $100,001 - $250,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Gilbert Cisneros bought CrowdStrike Holdings (CRWD), worth $1,001 - $15,000 on 7 Aug 2026. That is 82 days before publication. Filed 10 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $15,001 - $50,000 on 28 Aug 2026. That is 61 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. John J McGuire III sold Palo Alto Networks (PANW) (held by a spouse), worth $1,001 - $15,000 on 31 Jul 2026. That is 89 days before publication. Filed 10 Aug 2026. View the filing.
- Donald J Trump, an executive branch official, sold Fortinet (FTNT), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Stryker (SYK) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Stryker (SYK) (held by a dependent child), worth $15,001 - $50,000 on 11 Sep 2026. That is 47 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Stryker (SYK) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 54 days before publication. Filed 7 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Companies in defense around First Tr Exchange-Traded Fd (CIBR)
Companies carried with this story
- CIBR First Tr Exchange-Traded Fd
First Tr Exchange-Traded Fd (CIBR) is linked, with no stored direction, medium confidence in the 28 Oct 2026 story “Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide.” Reason on file: First Trust NASDAQ Cybersecurity ETF: it holds cybersecurity firms. Linked by “cybersecurity” (cybersecurity) in this story
- CRWD CrowdStrike Holdings
In “Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide,” CrowdStrike Holdings (CRWD) is linked, with no stored direction, medium confidence. Reason on file: CrowdStrike Holdings (prepackaged software): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story
- PANW Palo Alto Networks
In “Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide,” Palo Alto Networks (PANW) is linked, with no stored direction, medium confidence. Reason on file: Palo Alto Networks (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story
- FTNT Fortinet
Fortinet (FTNT) is linked, with no stored direction, medium confidence in the 28 Oct 2026 story “Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide.” Reason on file: Fortinet (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story
How defense news reaches First Tr Exchange-Traded Fd (CIBR)
On 28 Oct 2026, “Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide” is the story that connects First Tr Exchange-Traded Fd (CIBR) to Defense.
What ties First Tr Exchange-Traded Fd (CIBR) to the headline is this: First Trust NASDAQ Cybersecurity ETF: it holds cybersecurity firms. Linked by “cybersecurity” (cybersecurity) in this story
A second company, CrowdStrike Holdings (CRWD), is listed for a different reason: CrowdStrike Holdings (prepackaged software): hacks and breaches raise demand for security software. Linked by “cybersecurity” (cybersecurity) in this story
The price range for First Tr Exchange-Traded Fd (CIBR), and the dates in the story
CIBR traded between 98.09 and 110.59 across 20 sessions. The latest close on file is 109.58. CRWD traded between 216.05 and 286.94 across 13 sessions. The latest close on file is 249.35. PANW traded between 334.84 and 432.23 across 20 sessions. The latest close on file is 401.53.
What the saved facts support for First Tr Exchange-Traded Fd (CIBR)
33 out of 100Price not final
“Boston Scientific Crashes 11% As Cybersecurity Attack Weighs On Guide” scores 33 out of 100. The score uses 1 sources, and 4 linked companies. The price is not final yet.