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.

Filer Snapshot

Allen R. Nissenson

CIK 0001441889. 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 May 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 RMTI. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

Open owner activity Save page

Latest 13F portfolio

—

No parsed 13F portfolio row yet.

Browse latest 13F

Largest parsed holding

—

Populates from the latest parsed 13F information table.

Open holding

13D/G large stake

—

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

Browse 13D/G

Insider / owner context

RMTI

20 May 2025 · $141.2K

Open owner page

Save this filer page

Create a free account to keep this page in your watchlists. After verification, we will save it automatically and open your saved research list.

Create free account and save this filer Already have an account? Sign in and save it

Source: SEC Forms 3/4/5

4 filed on 21 May 2025 for CIK 0001441889.

View Source Filing

Business address: 601 HawaII St., El Segundo, CA, 90245
Filing-backed coverage: Insider holdings value
$141.2K
Parsed Forms 3/4/5 holdings where value can be estimated.
Top ownership positions: RMTI

Filer intelligence

What SEC filings say about Allen R. Nissenson

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

Save filer

Quick read

Forms 3/4/5 show insider context for RMTI worth $141.2K.

SEC source mix

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

XML parsed

13F portfolio No rows yet

Quarterly institutional portfolio holdings.

Open

13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

Open

Forms 3/4/5 2 rows

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

Open

Forms 3/4/5 insider context

RMTI

20 May 2025

$141.2K

Issuer page Owner page

ELTX

19 May 2025

Issuer page Owner page

Latest update

What changed recently for Allen R. Nissenson

Ownership report updated

Latest ownership report period: 20 May 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

21 May 2025

Page type

Ownership filings

Latest period

20 May 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 21 May 2025.

Open ownership filings Browse recent public updates

SEC filing record

CIK 0001441889 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

05 Aug 2008

Latest filing

21 May 2025

Entity

Individual

Observed form types

4 3 4/A

Primary evidence

Open SEC filing index Allen R. Nissenson SEC filings Allen R. Nissenson owner filings

Latest Filings

Showing the latest 12 of 31 SEC filings for Allen R. Nissenson.

Open full filing history

4 File 000-23661

OWNERSHIP DOCUMENT

Filing date: 21 May 2025
Reporting date: 20 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39990

FORM 4

Filing date: 20 May 2025
Reporting date: 19 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39990

FORM 4

Filing date: 25 Nov 2024
Reporting date: 21 Nov 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23661

OWNERSHIP DOCUMENT

Filing date: 23 May 2024
Reporting date: 21 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39990

FORM 4

Filing date: 29 Dec 2023
Reporting date: 28 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23661

OWNERSHIP DOCUMENT

Filing date: 25 May 2023
Reporting date: 23 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39990

FORM 4

Filing date: 13 Jun 2022
Reporting date: 09 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23661

OWNERSHIP DOCUMENT

Filing date: 09 Jun 2022
Reporting date: 07 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39990

FORM 4

Filing date: 23 May 2022
Reporting date: 19 May 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23661

FORM 4

Filing date: 22 Jun 2021
Reporting date: 17 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39990

FORM 4

Filing date: 10 Mar 2021
Reporting date: 08 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-39990

FORM 3

Filing date: 04 Feb 2021
Reporting date: 04 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

Allen R. Nissenson

Start with the SEC data that changes for this CIK

What SEC filings say about Allen R. Nissenson

Quick read

SEC source mix

Forms 3/4/5 insider context

What changed recently for Allen R. Nissenson

CIK 0001441889 filing coverage

Latest Filings

OWNERSHIP DOCUMENT

FORM 4

FORM 4

OWNERSHIP DOCUMENT

FORM 4

OWNERSHIP DOCUMENT

FORM 4

OWNERSHIP DOCUMENT

FORM 4

FORM 4

FORM 4

FORM 3

Related pages for Allen R. Nissenson