Key facts
- This page summarizes Abinand Rangesh's Form 4 filing for TECOGEN INC. (TGEN).
- 2 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 30 Jun 2026, 20:34.
Abinand Rangesh - 26 Jun 2026 Form 4 Insider Report for TECOGEN INC. (TGEN)
- Reporting relationship
- Chief Executive Officer, Director, Chief Financial Officer
- Issuer ticker
- TGEN
- Reported as of
- 26 Jun 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 30 Jun 2026, 20:34:37 UTC
- Prior SEC filing
- 23 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Abinand Rangesh
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Abinand Rangesh filed Form 4 for TECOGEN INC. (TGEN) on 30 Jun 2026.
Change
- Previous filing in this sequence was filed on 23 Mar 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001917503
Primary reporting owner
Rangesh Abinand
- Relationship
- Chief Executive Officer, Director, Chief Financial Officer
- Address
- 76 TREBLE COVE ROAD, NORTH BILLERICA
- Signature
- /s/ Abinand Rangesh
- Signature date
- 30 Jun 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
TGEN
transaction
Common Stock
Award
- Transaction value
- Shares
- +174,081
- Change %
- Price
- Shares after
- 174,081
- Date
- 26 Jun 2026
- Ownership
- Direct
- Footnotes
- F1, F2
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
TGEN
transaction
Derivative
Stock Option (Right to Buy)
Award
- Transaction value
- Shares
- +26,041
- Change %
- Price
- $5.17*
- Shares after
- 26,041
- Date
- 26 Jun 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 26,041
- Exercise price
- $5.17
- Footnotes
- F2, F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Restricted Stock Award pursuant to 2022 Stock Incentive Plan. Vests 25% per year.
Footnote F2
Vests 25% per year.
Footnote F3
Incentive Stock Option pursuant to 2022 Stock Incentive Plan.