Entity Type
Individual
Filer Snapshot
Justin B. Klee SEC EDGAR Filings
SEC filings, ownership reports, and insider transactions for CIK 0001898314.
Total Filings
29
Latest Filing
09 Mar 2026
Industry
n/a
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Start with the latest filings table, then open the strongest context page for this filer.
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- Open the deeper context page only when this filer actually has insider or ownership signal.
Source: SEC Forms 3/4/5
View Source Filing
4 filed on 09 Mar 2026 for CIK 0001898314.
- Business address
- C/O Amylyx Pharmaceuticals, Inc., 43 Thorndike Street, Cambridge, MA, 02141
- Top holdings (ownership)
- AMLX
Key facts
- Justin B. Klee is an SEC filer tracked under CIK 0001898314.
- 29 filings are listed on this profile.
- Common form coverage includes 4, 144, 3.
Change
- Latest filing: 4 filed on 09 Mar 2026.
- Report period: 05 Mar 2026.
Research use
- You can quote filing dates and form types directly from the SEC record on this page.
- Use this profile before deeper ownership or insider analysis to confirm filing history context.
Evidence
Source: SEC Forms 3/4/5
View Source Filing
4 filed on 09 Mar 2026 for CIK 0001898314.
Return Loop
Why revisit this filer page
A newly filed 4 can change the filing history, ownership context, or next research path for Justin B. Klee.
- Latest source-backed update
- 4 filed 09 Mar 2026
- Why come back
- Revisit after a new SEC filing appears to compare the updated record with prior filings.
- Latest filing on record: 4 filed 09 Mar 2026.
- Save this filer if you want a stable place to return after the next filing cycle.
- Open the latest filing table or ownership context to verify what changed.
Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.
Latest update
What changed recently for Justin B. Klee
Latest ownership report period: 05 Mar 2026. Open the source-backed page to inspect the fresh filing or facts context.
Update date
09 Mar 2026
Page type
Ownership filings
Latest period
05 Mar 2026
Ownership context was refreshed from SEC Forms 3/4/5 filed on 09 Mar 2026.
Filer Overview
Justin B. Klee has filed 29 SEC EDGAR filings since 06 Jan 2022. Common forms include 4, 144, 3.
Latest Filings
Recent SEC filings for Justin B. Klee with direct links to document and filing folders.
4
File 001-41199
4
- Filing date
- 09 Mar 2026
- Reporting date
- 05 Mar 2026
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 04 Mar 2026
- Reporting date
- 02 Mar 2026
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
144
144 filing
- Filing date
- 02 Mar 2026
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 04 Feb 2026
- Reporting date
- 02 Feb 2026
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
144
144 filing
- Filing date
- 02 Feb 2026
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 20 Jan 2026
- Reporting date
- 15 Jan 2026
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
144
144 filing
- Filing date
- 16 Jan 2026
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
144
144 filing
- Filing date
- 15 Jan 2026
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 08 Jan 2026
- Reporting date
- 06 Jan 2026
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
144
144 filing
- Filing date
- 06 Jan 2026
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 02 Oct 2025
- Reporting date
- 30 Sep 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 02 Apr 2025
- Reporting date
- 31 Mar 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 10 Mar 2025
- Reporting date
- 06 Mar 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 05 Mar 2025
- Reporting date
- 03 Mar 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 06 Feb 2025
- Reporting date
- 05 Feb 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 05 Feb 2025
- Reporting date
- 03 Feb 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 08 Jan 2025
- Reporting date
- 06 Jan 2025
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 06 Nov 2024
- Reporting date
- 04 Nov 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 02 Oct 2024
- Reporting date
- 30 Sep 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 18 Apr 2024
- Reporting date
- 16 Apr 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 07 Mar 2024
- Reporting date
- 05 Mar 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 28 Feb 2024
- Reporting date
- 26 Feb 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
4
- Filing date
- 11 Jan 2024
- Reporting date
- 09 Jan 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
FORM 4 SUBMISSION
- Filing date
- 20 Mar 2023
- Reporting date
- 16 Mar 2023
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
144
144 filing
- Filing date
- 16 Mar 2023
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
FORM 4 SUBMISSION
- Filing date
- 10 Jan 2023
- Reporting date
- 06 Jan 2023
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
FORM 4 SUBMISSION
- Filing date
- 06 May 2022
- Reporting date
- 05 May 2022
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-41199
FORM 4 SUBMISSION
- Filing date
- 10 Jan 2022
- Reporting date
- 06 Jan 2022
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
3
File 001-41199
FORM 3 SUBMISSION
- Filing date
- 06 Jan 2022
- Reporting date
- 06 Jan 2022
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
About this filer
Justin B. Klee files with the SEC under CIK 0001898314. This page aggregates EDGAR filings and related ownership activity.
FAQ
- What is a CIK?
- A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
- Why are some filings missing?
- New filings appear as the SEC updates EDGAR, and older records can vary by availability.
- How often is this page updated?
- Updates follow new EDGAR submissions and periodic data refreshes.