A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.

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New filings appear as the SEC updates EDGAR, and older records can vary by availability.

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Updates follow new EDGAR submissions and periodic data refreshes.

Filer Snapshot

William E. Cohn

CIK 0001635402. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

Latest filing

27 Apr 2023

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 CSII. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

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Latest 13F portfolio

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13D/G large stake

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Insider / owner context

CSII

27 Apr 2023

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Source: SEC Forms 3/4/5

4 filed on 27 Apr 2023 for CIK 0001635402.

View source filing

Business address: C/O Cardiovascular Systems, Inc., 1225 Old Highway 8 Nw, St. Paul, MN, 55112

Filer intelligence

What SEC filings say about William E. Cohn

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 CSII.

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 1 rows

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

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Forms 3/4/5 insider context

CSII

27 Apr 2023

Issuer page Owner page

Latest update

What changed recently for William E. Cohn

Ownership report updated

Latest ownership report period: 27 Apr 2023. Open the source-backed page to inspect the fresh filing or facts context.

Update date

27 Apr 2023

Page type

Ownership filings

Latest period

27 Apr 2023

Ownership context was refreshed from SEC Forms 3/4/5 filed on 27 Apr 2023.

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SEC filing record

CIK 0001635402 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

First seen

03 Mar 2015

Latest filing

27 Apr 2023

Entity

Individual

Observed form types

4 3

CIK-linked evidence first

William E. Cohn SEC filings William E. Cohn owner filings Open SEC filing index

Latest Filings

Showing the latest 11 of 11 SEC filings for William E. Cohn.

4 File 000-52082

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date: 27 Apr 2023
Reporting date: 27 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

FORM 4

Filing date: 09 Aug 2022
Reporting date: 05 Aug 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 11 Aug 2021
Reporting date: 09 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 11 Aug 2020
Reporting date: 07 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 13 Aug 2019
Reporting date: 09 Aug 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 30 Aug 2018
Reporting date: 28 Aug 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 09 Aug 2017
Reporting date: 07 Aug 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 10 Aug 2016
Reporting date: 08 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 12 Aug 2015
Reporting date: 10 Aug 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-52082

PRIMARY DOCUMENT

Filing date: 03 Mar 2015
Reporting date: 27 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 000-52082

PRIMARY DOCUMENT

Filing date: 03 Mar 2015
Reporting date: 27 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

William E. Cohn

Start with the SEC data that changes for this CIK

What SEC filings say about William E. Cohn

Quick read

SEC source mix

Forms 3/4/5 insider context

What changed recently for William E. Cohn

CIK 0001635402 filing coverage

Latest Filings

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

FORM 4

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

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