APGE Form 144: Proposed Resale of 60,000 Shares

APGE proposed resale of 60,000 shares.

Rhea-AI Filing Summary

APGE proposed resale of 60,000 shares. The filing lists 60,000 shares of Common Stock to be sold under Rule 144, with a shares-outstanding figure of 75,389,375 as of 05/13/2026. The notice also shows two recent dispositions of 20,000 shares each on 03/11/2026 and 04/08/2026.

Insights

Securities Compliance Attorney

Rule 144 notice for proposed resale by an insider/entity.

The filing lists 60,000 shares designated for sale under Rule 144 and records recent sales of $1,495,597 for 03/11/2026 and $1,651,600 for 04/08/2026. It appears procedural: a notice of proposed resale rather than an executed registration.

Timing and methods of sale are not specified in the excerpt; subsequent Form 144 updates or broker reports would show execution details and cash‑flow recipients.

Key Figures

Registered/offered amount: 60,000 shares Shares outstanding: 75,389,375 shares Sale on 03/11/2026: 20,000 shares +1 more

4 metrics

Registered/offered amount 60,000 shares Securities To Be Sold

Shares outstanding 75,389,375 shares as of 05/13/2026

Sale on 03/11/2026 20,000 shares gross proceeds $1,495,597

Sale on 04/08/2026 20,000 shares gross proceeds $1,651,600

Key Terms

Rule 144, Form 144, RSU vesting

3 terms

Rule 144 regulatory

"Securities To Be Sold (Rule 144 resale notice)"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Form 144 regulatory

"Filer Information | Securities To Be Sold"

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.

RSU vesting financial

"RSU VESTING PER FOLLOWING DATES: 10/02/23 thru 1/2/24"

RSU vesting is the process by which restricted stock units — a promise by a company to give shares to an employee — become actual, owned shares over time or when certain goals are met. Investors care because vested shares can dilute existing ownership when issued, and the timing of vesting affects when employees can sell shares, which can influence share supply, insider selling patterns, and company incentives.

FAQ

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

What does APGE's Form 144 disclose about the transaction?

The Form 144 discloses a proposed resale of 60,000 shares of Common Stock under Rule 144. It also records two recent sales of 20,000 shares each on 03/11/2026 and 04/08/2026, with reported gross proceeds shown in the filing.

Who is identified as the seller in the APGE Form 144?

The filing shows sales linked to Michael Henderson, including addresses and past dispositions. The Form 144 names the individual associated with the reported 20,000‑share sales and lists the proposed 60,000‑share resale quantity.

How many shares outstanding does the filing show for APGE?

The document lists 75,389,375 shares outstanding as of 05/13/2026. That figure appears on the filing cover data and provides a contextual basis for the proposed 60,000‑share resale noted in the Form 144.

Do the amounts reported show proceeds from recent sales?

Yes; the filing reports gross proceeds for two recent dispositions: $1,495,597 for the 03/11/2026 sale of 20,000 shares and $1,651,600 for the 04/08/2026 sale of 20,000 shares, as listed in the filing.

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

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Accepted by SEC EDGAR 05/13/2026 - 10:34 AM EDT 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	0001779990
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	Apogee Therapeutics, Inc.
SEC File Number	001-41740
Address of Issuer	221 CRESCENT ST. BUILDING 17, SUITE 102B WALTHAM MASSACHUSETTS 02453
Phone	650-394-5230
Name of Person for Whose Account the Securities are To Be Sold	HENDERSON MICHAEL THOMAS
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
Relationship to Issuer	Director

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
COMMON	THE CHARLES SCHWAB CORPORATION 3000 Schwab Way Westlake TX 76262	60000	4948200.00	75389375	05/13/2026	NASDAQ

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 *
COMMON	10/02/2023	RSU VESTING PER FOLLOWING DATES: 10/02/23 thru 1/2/24	ISSUER			60000	10/02/2023	NA

* 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
MICHAEL HENDERSON 221 Crescent St Building 17 Suite 102b Waltham MA 02453	COMMON	03/11/2026	20000	1495597.00
MICHAEL HENDERSON 221 Crescent St Building 17 Suite 102b Waltham MA 02453	COMMON	04/08/2026	20000	1651600.00

144: Remarks and Signature

Remarks
Date of Notice	05/13/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/13/2025
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	MICHAEL HENDERSON
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)