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

Eric Mosbrooker

CIK 0001715283. 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 Feb 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 RNA. 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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Largest parsed holding

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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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Insider / owner context

RNA

27 Feb 2026 · $0

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Source: SEC Forms 3/4/5

4 filed on 27 Feb 2026 for CIK 0001715283.

View source filing

Business address: C/O Horizon Pharma, Plc, Adelaide Chambers, Peter Street, Dublin 8, Ireland, 000000

Filer intelligence

What SEC filings say about Eric Mosbrooker

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 RNA worth $0.

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

RNA

27 Feb 2026 · Chief Commercial Officer

Issuer page Owner page

Latest update

What changed recently for Eric Mosbrooker

Ownership report updated

Latest ownership report period: 27 Feb 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

27 Feb 2026

Page type

Ownership filings

Latest period

27 Feb 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 27 Feb 2026.

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SEC filing record

CIK 0001715283 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

28 Aug 2017

Latest filing

27 Feb 2026

Entity

Individual

Observed form types

4 144 3

CIK-linked evidence first

Eric Mosbrooker SEC filings Eric Mosbrooker owner filings Open SEC filing index

Latest Filings

Showing the latest 12 of 19 SEC filings for Eric Mosbrooker.

Open full filing history

4 File 001-39321

4

Filing date: 27 Feb 2026
Reporting date: 27 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4

Filing date: 19 Dec 2025
Reporting date: 17 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4

Filing date: 07 Oct 2025
Reporting date: 03 Oct 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4

Filing date: 05 Sep 2025
Reporting date: 03 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 03 Sep 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4

Filing date: 08 Aug 2025
Reporting date: 06 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 06 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4

Filing date: 08 Jan 2025
Reporting date: 06 Jan 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-39321

FORM 3

Filing date: 08 Jan 2025
Reporting date: 06 Jan 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4

Filing date: 20 Jun 2023
Reporting date: 15 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4 SUBMISSION

Filing date: 17 Jun 2022
Reporting date: 15 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39321

FORM 4 SUBMISSION

Filing date: 27 Aug 2021
Reporting date: 25 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

Eric Mosbrooker

Start with the SEC data that changes for this CIK

What SEC filings say about Eric Mosbrooker

Quick read

SEC source mix

Forms 3/4/5 insider context

What changed recently for Eric Mosbrooker

CIK 0001715283 filing coverage

Latest Filings

4

FORM 4

FORM 4

FORM 4

144 filing

FORM 4

144 filing

FORM 4

FORM 3

FORM 4

FORM 4 SUBMISSION

FORM 4 SUBMISSION

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