Filer Snapshot

Michael C. Jonas

CIK 0001607914. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

7

Latest filing

29 Oct 2025

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: 13D/G stake for ZDGE. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

Open 13D/G history Save page

Largest parsed holding

—

Populates from the latest parsed 13F information table.

Open holding

13D/G large stake

ZDGE

28 Oct 2025 · 16% ownership

Open 13D/G

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 Schedule 13D/G

SCHEDULE 13D/A filed on 29 Oct 2025 for CIK 0001607914.

View source filing
Ownership signals CIK-linked ownership evidence from parsed SEC filings. 1 signal
Parsed SEC ownership signals

Parsed SEC ownership coverage

These bars compare filing-backed value available in each disclosure family. Read them as separate lenses, not as one combined ownership total.

Forms 3/4/5 positions$5.09M

Reporting-owner positions with enough filing detail to estimate value.

Forms 3/4/5 position value

3/4/5
$5.09M

Estimated from parsed Forms 3/4/5 when filings include enough share and price data.

Largest linked holdings

Largest issuer positions linked to this CIK across parsed 13F, 13D/G, and Forms 3/4/5 records.

ZDGE

Largest active 13D stakes

Active large-stake positions disclosed in parsed Schedule 13D filings.

ZDGE
How to read these SEC ownership signals
  • Read each filing family separately: 13F portfolios, 13D/G large stakes, and Forms 3/4/5 owner positions answer different SEC disclosure questions.
  • Open the linked research path when you need the filing, CIK, issuer, or CUSIP trail behind a value.
At a glance Names, identifiers, and filing context for this profile. 1 identity field
Business address
C/O Genie Energy Ltd., 550 Broad Street, Newark, NJ, 07102

Filer intelligence

What SEC filings say about Michael C. Jonas

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

  • 1 recent 13D/G stake row found; top row is ZDGE at 16% ownership.
  • Forms 3/4/5 show insider context for ZDGE worth $5.09M.

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 1 rows

Beneficial ownership and large-stake disclosures.

Open
Forms 3/4/5 1 rows

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

Open

13D/G large-stake context

ZDGE

28 Oct 2025 · Class B Common Stock, par value $0.01 per share

16%
Issuer page 13D/G history

Forms 3/4/5 insider context

ZDGE

08 Sep 2025 · Executive Chairman · 10% owner

$5.09M
Issuer page Owner page

Latest update

What changed recently for Michael C. Jonas

New filing available

Latest Schedule 13D/G period: 28 Oct 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

29 Oct 2025

Page type

Filer profile

Latest period

28 Oct 2025

Schedule 13D/G context is visible from filings filed on 29 Oct 2025.

Open filer profile Browse recent public updates

SEC filing record

CIK 0001607914 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
7
First seen
15 Jul 2021
Latest filing
29 Oct 2025
Entity
Individual

Observed form types

4 SCHEDULE 13D/A

CIK-linked evidence first

Michael C. Jonas SEC filings Michael C. Jonas 13D/G history Michael C. Jonas owner filings Open SEC filing index

Latest Filings

Showing the latest 7 of 7 SEC filings for Michael C. Jonas.

SCHEDULE 13D/A

SCHEDULE 13D/A filing

Filing date
29 Oct 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
14 Sep 2023
Reporting date
12 Sep 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
15 Sep 2022
Reporting date
07 Sep 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
09 Sep 2021
Reporting date
07 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
10 Aug 2021
Reporting date
06 Aug 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
03 Aug 2021
Reporting date
30 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
15 Jul 2021
Reporting date
13 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .