Form 4 holding
Chief Legal Officer
Montauk Renewables, Inc.
- Security class
- Common Stock
- Shares / value
- 470,772
- Estimated value
- $541,387
- Report date
- 20 May 2026
- Price
- $1.15
- Ownership
- Direct
John Ciroli
Insider Reports History
- Reporting-owner location
- Pittsburgh, PA
- Latest reporting-owner signature
-
/s/ John Ciroli, by Power of Attorney
Source: Latest parsed Forms 3/4/5 signature
- Transaction source note
- Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.
Identity
Names, identifiers, and filing context for this profile.
1 identity field
SEC source record
Original filing metadata and source links for verification.
1 source field
Source evidence
Original filing metadata and source links for verification.
1 source field
Reported holdings for John Ciroli
Form 4 holding
Chief Legal Officer
Montauk Renewables, Inc.
- Security class
- Employee Stock Option
- Shares / value
- 133,334
- Estimated value
- Report date
- 19 Apr 2023
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
Insider Reports Filed by John Ciroli
4
MNTK
Montauk Renewables, Inc.
- Report period
- 20 May 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 22 May 2026, 16:46
- Role
- Chief Legal Officer
- Next action
- Open filing details
4
MNTK
Montauk Renewables, Inc.
- Report period
- 19 Apr 2023
- Transactions
- 3
- Transaction value
- $0
- Accepted by SEC
- 26 Apr 2023, 17:15
- Role
- Chief Legal Officer & Secretary
- Next action
- Open filing details
4
MNTK
Montauk Renewables, Inc.
- Report period
- 28 Jan 2022
- Transactions
- 1
- Transaction value
- -$871
- Accepted by SEC
- 01 Feb 2022, 15:30
- Role
- VP, GC and Secretary
- Next action
- Open filing details