926-share sale notice for Aclaris Therapeutics (NASDAQ: ACLS) via Form 144

Rhea-AI Filing Summary

ACLS filed a Form 144 notice reporting a proposed sale of 926 common shares related to restricted stock vesting under a registered plan. The filing shows the vesting date as 05/15/2026 and the Form 144 entry date as 05/22/2026.

Insights

Equity Capital Markets

Routine resale notice for a small block of vested restricted stock.

The filing lists a proposed sale of 926 common shares tied to restricted stock vesting under a registered plan, with a vesting date of 05/15/2026. This is a broker-handled resale notice rather than a corporate financing action.

Timing and execution details are not provided in the excerpt; subsequent SEC filings or trade records would show whether and when the shares were actually sold.

Key Figures

Form 144 reported shares: 926 shares Vesting date: 05/15/2026 Form 144 entry date: 05/22/2026

3 metrics

Form 144 reported shares 926 shares Proposed sale tied to restricted stock vesting

Vesting date 05/15/2026 Restricted stock vesting under a registered plan

Form 144 entry date 05/22/2026 Date shown in the filing excerpt

Key Terms

Form 144, restricted stock vesting, registered plan

3 terms

Form 144 regulatory

"Common | Morgan Stanley Smith Barney LLC Executive Financial Services ... 05/22/2026"

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.

restricted stock vesting financial

"Restricted stock vesting under a registered plan | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

registered plan regulatory

"Restricted stock vesting under a registered plan"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

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

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Accepted by SEC EDGAR 05/22/2026 - 04:20 PM Learn about SEC filing dates

FAQ

What does the ACLS Form 144 filing report?

It reports a proposed sale of 926 common shares tied to restricted stock vesting. The filing lists a vesting date of 05/15/2026 and an entry/date of 05/22/2026, indicating a broker-handled resale notice under a registered plan.

Does the ACLS filing show who will receive proceeds?

The excerpt does not name a proceeds recipient beyond indicating the shares are from the issuer under a registered plan. The filing lists the broker as Morgan Stanley Smith Barney LLC Executive Financial Services, which handled the Form 144 notice.

Are these shares already vested for ACLS insiders?

Yes; the filing ties the shares to restricted stock vesting under a registered plan with a vesting date of 05/15/2026, which is the event enabling the proposed sale notice recorded on 05/22/2026.

Does the Form 144 guarantee the shares were sold?

No; a Form 144 is a proposed sale notice and does not confirm execution. The excerpt lists the proposed amount of 926 shares; actual sales would appear in subsequent trade or insider reports.

What role does Morgan Stanley Smith Barney LLC play in the filing?

The excerpt lists Morgan Stanley Smith Barney LLC Executive Financial Services alongside the securities line, indicating the broker handling the Form 144 notice for the proposed sale of 926 shares on 05/22/2026.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	926	143997.91	30733897	05/22/2026	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	05/15/2026	Restricted stock vesting under a registered plan	Issuer			926	05/15/2026	Not Applicable

* 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

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)