Filer Snapshot

Michael F. Mahoney

CIK 0001533022. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

139

Latest filing

15 May 2026

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: Forms 3/4/5 owner position for BSX. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

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Largest parsed holding

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Populates from the latest parsed 13F information table.

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13D/G large stake

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No recent parsed 13D/G stake row for this CIK.

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Source: SEC Forms 3/4/5

4 filed on 15 May 2026 for CIK 0001533022.

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Identity
Business address
Boston Scientific Corporation, 300 Boston Scientific Way, Marlborough, MA, 01752-1234
SEC ownership signals
Parsed ownership coverage

Form 3/4/5 holdings value

$141.72M

Estimated from parsed insider ownership filings when values are available.

Top disclosed positions
BSX BAX CVS

Filer intelligence

What SEC filings say about Michael F. Mahoney

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

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Quick read

  • Forms 3/4/5 show insider context for BSX worth $139.76M.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed
13F portfolio No rows yet

Quarterly institutional portfolio holdings.

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13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

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Forms 3/4/5 3 rows

Officer, director, and 10% owner holdings or transactions.

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Forms 3/4/5 insider context

BSX

13 Feb 2026 · Chairman, President & CEO

$139.76M
Issuer page Owner page

BAX

02 May 2023

$1.22M
Issuer page Owner page

CVS

14 May 2026

$734.5K
Issuer page Owner page

Latest update

What changed recently for Michael F. Mahoney

Ownership report updated

Latest ownership report period: 14 May 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

15 May 2026

Page type

Ownership filings

Latest period

14 May 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 15 May 2026.

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SEC filing record

CIK 0001533022 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings
139
First seen
25 Oct 2011
Latest filing
15 May 2026
Entity
Individual

Observed form types

4 144 3

Primary evidence

Open SEC filing index Michael F. Mahoney SEC filings Michael F. Mahoney owner filings

Latest Filings

Showing the latest 12 of 139 SEC filings for Michael F. Mahoney.

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4 File 001-01011

PRIMARY DOCUMENT

Filing date
15 May 2026
Reporting date
14 May 2026
SEC evidence
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4 File 001-11083

4 filing

Filing date
18 Feb 2026
Reporting date
13 Feb 2026
SEC evidence
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4 File 001-11083

4 filing

Filing date
17 Feb 2026
Reporting date
12 Feb 2026
SEC evidence
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4 File 001-11083

4 filing

Filing date
03 Feb 2026
Reporting date
02 Feb 2026
SEC evidence
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144

144 filing

Filing date
02 Feb 2026
Reporting date
Not listed
SEC evidence
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4 File 001-01011

PRIMARY DOCUMENT

Filing date
21 Nov 2025
Reporting date
20 Nov 2025
SEC evidence
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4 File 001-11083

4 filing

Filing date
31 Oct 2025
Reporting date
29 Oct 2025
SEC evidence
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4 File 001-11083

4 filing

Filing date
03 Jun 2025
Reporting date
02 Jun 2025
SEC evidence
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144

144 filing

Filing date
02 Jun 2025
Reporting date
Not listed
SEC evidence
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4 File 001-01011

PRIMARY DOCUMENT

Filing date
19 May 2025
Reporting date
15 May 2025
SEC evidence
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4 File 001-11083

4 filing

Filing date
05 May 2025
Reporting date
01 May 2025
SEC evidence
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144

144 filing

Filing date
01 May 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
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