Insider David Kirn sells Class A shares in June 2026

David Kirn reported sales of Class A Common shares.

Rhea-AI Filing Summary

David Kirn reported sales of Class A Common shares. On 06/01/2026 he sold 1,922 shares for $19,257.86. On 06/22/2026 he sold 114,746 shares for $1,200,851.31. The shares were acquired from the issuer in a private transaction on 12/15/2020.

Insights

Corporate Governance Analyst

Insider reported sizeable disposals in June 2026.

The excerpt shows two reported dispositions by David Kirn: 1,922 shares06/01/2026 and 114,746 shares06/22/2026

These are recorded sale amounts and dollar values; timing and method of sale are those listed in the excerpt. Subsequent filings may disclose additional context such as method (open‑market, block trade) or trading plan status.

Securities Compliance Specialist

Transactions are documented as past sales and reference acquisition source.

The filing notes the shares were "acquired from issuer in private transaction" on 12/15/2020, which is an ownership origin detail relevant for resale rules. The excerpt lists sale dates and gross dollar amounts; it does not state exemptions or whether Rule 144 resale conditions were satisfied.

Cash‑flow treatment and any resale limitations are not specified in the provided excerpt.

Key Figures

Sale on 06/01/2026: 1,922 shares Sale on 06/22/2026: 114,746 shares Acquisition date: 12/15/2020

3 metrics

Sale on 06/01/2026 1,922 shares sale dated 06/01/2026 for $19,257.86

Sale on 06/22/2026 114,746 shares sale dated 06/22/2026 for $1,200,851.31

Acquisition date 12/15/2020 shares acquired from issuer in a private transaction

Key Terms

Form 144, Class A Common, acquired from issuer in private transaction

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Class A Common financial

"Class A Common | 12/15/2020 | Acquired from issuer in private transaction"

acquired from issuer in private transaction regulatory

"Acquired from issuer in private transaction | Issuer"

FAQ

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

What did FDMT insider David Kirn report in this Form 144?

He reported two sales of Class A Common shares totaling two separate transactions in June 2026. The filing lists a 06/01/2026 sale of 1,922 shares ($19,257.86) and a 06/22/2026 sale of 114,746 shares ($1,200,851.31).

When were the sold FDMT shares originally acquired by David Kirn?

The shares were acquired on 12/15/2020 in a private transaction from the issuer. That acquisition date is recorded in the excerpt as the source of the Class A Common shares being reported.

Does the excerpt state how the June 2026 sales were executed?

No; the excerpt lists sale dates, share counts, and dollar amounts but does not specify the sale method. The filing does not state whether sales were open‑market, block trades, or pursuant to a trading plan.

Are the dollar amounts provided in the excerpt gross proceeds or net proceeds?

The excerpt provides dollar figures associated with each sale ($19,257.86 and $1,200,851.31). The filing text does not label these as net or gross proceeds in the provided excerpt.

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

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Accepted by SEC EDGAR 07/09/2026 - 05:21 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001834021
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	4D Molecular Therapeutics, Inc.
SEC File Number	001-39782
Address of Issuer	5858 Horton Street Suite 455 Emeryville CALIFORNIA 94608
Phone	1-510-505-2680
Name of Person for Whose Account the Securities are To Be Sold	David Kirn
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	42608	549217.12	52276254	07/09/2026	NASD

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A Common	12/15/2020	Acquired from issuer in private transaction	Issuer			42608	12/15/2020	None

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
David Kirn 5858 Horton Street Suite 455 Emeryville CA 94608	Class A Common	06/01/2026	1922	19257.86
David Kirn 5858 Horton Street Suite 455 Emeryville CA 94608	Class A Common	06/22/2026	114746	1200851.31

144: Remarks and Signature

Remarks	The sales of shares set forth herein are made in connection with a selling plan dated 01/09/2026 that is intended to comply with Rule 10b5-1(c).
Date of Notice	07/09/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	01/09/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Goldman Sachs & Co. LLC on behalf of David Kirn
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)