STOCK TITAN

Tecogen (TGEN) director Ahmed Ghoniem receives 25,000 stock options at $5.1700

(Moderate)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

TECOGEN INC. director Ahmed Ghoniem received a grant of stock options giving the right to buy 25,000 shares of common stock. The options have an exercise price of $5.1700 per share and vest 25% per year. Following this grant, he holds 25,000 derivative securities directly, with these options exercisable beginning on June 26, 2027 and expiring on June 26, 2036.

Positive

  • None.

Negative

  • None.
Insider Ghoniem Ahmed
Role Director
Type Security Shares Price Value
Grant/Award Stock Option (Right to Buy) 25,000 $5.17 $129K
Holdings After Transaction: Stock Option (Right to Buy) — 25,000 shares (Direct)
Footnotes (1)
  1. F1. Vests 25% per year
Options granted 25,000 options Grant of stock options reported on June 26, 2026
Exercise price $5.1700 per share Stock option exercise price
Underlying shares 25,000 shares Common stock underlying the options
Post-grant derivative holdings 25,000 options Total derivative securities following transaction
Vesting schedule 25% per year Option vesting rate from footnote
Exercise start date June 26, 2027 Date options first exercisable
Expiration date June 26, 2036 Option expiration
Stock Option (Right to Buy) financial
"security_title: "Stock Option (Right to Buy)""
Grant, award, or other acquisition financial
"transaction_code_description: "Grant, award, or other acquisition""
derivative securities financial
"derivativeTransactionCount: 1 derivative-type records"
Financial contracts whose value is tied to the price or performance of another asset, such as a stock, bond, commodity, index, or currency; examples include options, futures and swaps. They matter to investors because they let you protect against price swings, bet on future moves or gain larger exposure with less upfront cash—like using a lever or insurance policy on an investment—so they can amplify gains and losses and help manage portfolio risk.
vests 25% per year financial
"Footnote states: "Vests 25% per year""

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FAQ

What did TECOGEN INC. (TGEN) director Ahmed Ghoniem report on this Form 4?

Ahmed Ghoniem reported receiving a grant of stock options for 25,000 shares of TECOGEN INC. common stock. These options are a compensation-related award, not an open-market stock purchase or sale, and are reflected as a derivative security position.

How many TECOGEN INC. (TGEN) stock options were granted to Ahmed Ghoniem?

The filing shows a grant of 25,000 stock options, each linked to one share of common stock. This entire 25,000-option position is reported as held directly after the transaction, representing his current derivative holdings noted in this Form 4.

What is the exercise price of Ahmed Ghoniem’s TECOGEN (TGEN) stock options?

The stock options have an exercise price of $5.1700 per share. This means Ghoniem may buy TECOGEN INC. common stock at $5.1700 per share once the options have vested and are exercisable, subject to the option terms.

When do Ahmed Ghoniem’s TECOGEN INC. (TGEN) options vest and expire?

The options vest 25% per year, according to the footnote. They become exercisable starting on June 26, 2027 and will expire on June 26, 2036, providing a long-term window during which they can be exercised once vested.

Does this TECOGEN INC. (TGEN) Form 4 show any open-market stock purchases or sales?

The report shows only a grant of stock options classified as a derivative security acquisition with code "A". The transaction_summary lists no open-market buys or sells, indicating this filing covers compensation-related option grants rather than market trading.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Ghoniem Ahmed

(Last)(First)(Middle)
76 TREBLE COVE RD

(Street)
N. BILLERICA MASSACHUSETTS 01862

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
TECOGEN INC. [ TGEN ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/26/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy)$5.1706/26/2026A25,00006/26/2027(1)06/26/2036Common Stock25,000$5.1725,000D
Explanation of Responses:
1. Vests 25% per year
Remarks:
/s/ Ahmed Ghoniem06/30/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)