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

Neil Gallagher

CIK 0001972849. 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

21 Nov 2025

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 SNDX. 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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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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Insider / owner context

SNDX

10 Feb 2025 · $2.94M

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Source: SEC filing 144

144 filed on 21 Nov 2025 for CIK 0001972849.

View Source Filing

Business address: 35 Gatehouse Drive, Building D, Floor 3, Waltham, MA, 02451
Parsed ownership coverage: Form 3/4/5 holdings value
$3.15M
Estimated from parsed insider ownership filings when values are available.
Top disclosed positions: SNDX FHTX

Filer intelligence

What SEC filings say about Neil Gallagher

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 SNDX worth $2.94M.

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

SNDX

10 Feb 2025 · President, Head of R&D

$2.94M

Issuer page Owner page

FHTX

01 May 2025

$208K

Issuer page Owner page

ZYME

10 Dec 2024

Issuer page Owner page

Latest update

What changed recently for Neil Gallagher

Ownership report updated

Latest ownership report period: 01 May 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

02 May 2025

Page type

Ownership filings

Latest period

01 May 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 02 May 2025.

Open ownership filings Browse recent public updates

SEC filing record

CIK 0001972849 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

12 Apr 2023

Latest filing

21 Nov 2025

Entity

Individual

Observed form types

144 4 3

Primary evidence

Open SEC filing index Neil Gallagher SEC filings Neil Gallagher owner filings

Latest Filings

Showing the latest 12 of 13 SEC filings for Neil Gallagher.

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144

144 filing

Filing date: 21 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 10 Jul 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39634

PRIMARY DOCUMENT

Filing date: 02 May 2025
Reporting date: 01 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-39634

PRIMARY DOCUMENT

Filing date: 02 May 2025
Reporting date: 01 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37708

4

Filing date: 12 Feb 2025
Reporting date: 10 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 10 Feb 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37708

4

Filing date: 07 Feb 2025
Reporting date: 05 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-41535

4

Filing date: 12 Dec 2024
Reporting date: 10 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-41535

4

Filing date: 02 Apr 2024
Reporting date: 02 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-41535

3

Filing date: 02 Apr 2024
Reporting date: 02 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37708

PRIMARY DOCUMENT

Filing date: 09 Feb 2024
Reporting date: 07 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37708

PRIMARY DOCUMENT

Filing date: 12 Apr 2023
Reporting date: 10 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

Neil Gallagher

Start with the SEC data that changes for this CIK

What SEC filings say about Neil Gallagher

Quick read

SEC source mix

Forms 3/4/5 insider context

What changed recently for Neil Gallagher

CIK 0001972849 filing coverage

Latest Filings

144 filing

144 filing

PRIMARY DOCUMENT

PRIMARY DOCUMENT

4

144 filing

4

4

4

3

PRIMARY DOCUMENT

PRIMARY DOCUMENT

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