Transaction · 0001537435-26-000086

Rangesh Abinand

Rangesh Abinand, CEO, reported a transaction classified as grant at TECOGEN INC. involving 174081.000000 shares for an estimated $0.00. Reported holdings after the transaction were 241274.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

grantSEC transaction code ACEO
TGENTECOGEN INC.
Filing timeSep 08
Trade dateJun 26, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
Pre-filing
1mo ago1w ago1d ago
Returns since
7d30d90d180d1y

TGEN price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
TGEN since 2026-09-08Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
grant
Code A
Identifier
0001537435-26-000086
Common Stock
Transaction date
Jun 26, 2026
Filed Sep 08, 2026, 09:08 PM · 74d delay
Shares
174k sh
$0 per share
Estimated value
$0
Computed from shares × price
Holdings after
241k sh
Direct

Filing warnings

Notes recorded with this filing
2 warnings
amended filingThis transaction comes from an amended Form 4 filing.
delayed filingThe filing was reported 74 calendar days after the transaction date.

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Amended Filing Delayed Filing Direct Ownership Large Holdings Increase
-28score
Filing-only score

-28

Compact filing score computed from stored Form 4 facts. Version v1.

Low filing signal

This filing has a meaningfully negative filing-only score. It is likely less useful as a positive insider-activity signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    Restricted stock award pursuant to Tecogen Inc. 2022 Stock Incentive Plan. Restrictions lapse 25% per year.

  2. F2

    Not applicable

  3. F3

    Corrected number of shares beneficially owned following restricted stock grant previously reported on Form 4 on June 30, 2026.

Amended filing · 0001537435-26-000086
Related transactions

0 other filings

Same reporting owner
Recent company activity

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TGEN