Tectonic Therapeutic director files initial Form 3

Tectonic Therapeutic, Inc. director Nader Francois filed an initial Form 3, which reports his status as an insider of the company.

Accepted by SEC EDGAR 04/03/2026 - 04:22 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Tectonic Therapeutic, Inc. director Nader Francois filed an initial Form 3, which reports his status as an insider of the company. The filing lists no buy, sell, or other reportable transactions and shows no derivative holdings at this time.

Key Terms

Form 3, transactionSummary, derivativeTransactionCount

3 terms

Form 3 regulatory

"INSIDER FILING DATA (Form 3):"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

transactionSummary financial

""transactionSummary": {"

derivativeTransactionCount financial

""derivativeTransactionCount": 0,"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Tectonic Therapeutic (TECX) Form 3 filing report?

The Form 3 filing reports that Nader Francois is a director and thus an insider of Tectonic Therapeutic, Inc.. It serves as an initial statement of beneficial ownership, with no specific transactions disclosed.

Does the TECX Form 3 show any insider buying or selling by Nader Francois?

No, the Form 3 for Nader Francois shows no buy, sell, or other reportable transactions. The transaction summary lists zero purchases, zero sales, and zero derivative exercises or gifts during the reported period.

What is the role of Nader Francois at Tectonic Therapeutic (TECX)?

The filing identifies Nader Francois as a director of Tectonic Therapeutic, Inc.. This status makes him a reporting person under SEC rules, requiring disclosure of his beneficial ownership on Form 3.

Does the TECX Form 3 include any derivative securities for Nader Francois?

No, the Form 3 derivative section is empty for Nader Francois. The derivative summary shows zero derivative transactions and no remaining derivative positions such as options or warrants disclosed in this filing.

What does a zero netBuySellDirection mean in the TECX Form 3?

The netBuySellDirection marked as neutral means there were no net insider purchases or sales reported. BuyShares, SellShares, and other transaction-related counts are all zero for this initial ownership statement.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Nader Francois

(Last) (First) (Middle)

C/O TECTONIC THERAPEUTIC, INC.

490 ARSENAL WAY, SUITE 200

(Street)

WATERTOWN MASSACHUSETTS 02472

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/01/2026

3. Issuer Name and Ticker or Trading Symbol
Tectonic Therapeutic, Inc. [ TECX ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

No securities beneficially owned.

No securities are beneficially owned.

	/s/ Daniel Lochner, Attorney-in-Fact	04/03/2026
	** Signature of Reporting Person	Date
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 5 (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 3: SEC 1473 (03-26)