ABEO (NASDAQ: ABEO) Rule 144 sale notice — 18,160 shares

Rhea-AI Filing Summary

ABEO filed a Rule 144 notice reporting proposed resale activity in its Common Stock. The notice shows 18,160 shares sold on 06/15/2026 for $103,695.00 and lists a Common Stock outstanding figure of 56,995,144 shares as of 07/06/2026. The securities reported trace to an equity compensation grant dated 05/20/2020.

Key Figures

Shares sold (past 3 months): 18,160 shares Aggregate proceeds: $103,695.00 Shares outstanding: 56,995,144 shares +1 more

4 metrics

Shares sold (past 3 months) 18,160 shares Sale dated 06/15/2026 listed under "Securities Sold During The Past 3 Months"

Aggregate proceeds $103,695.00 Proceeds associated with the 18,160-share sale on 06/15/2026

Shares outstanding 56,995,144 shares Common Stock listed with date 07/06/2026 in securities information

Equity compensation grant date 05/20/2020 Securities to be sold are linked to equity compensation dated 05/20/2020

Key Terms

Rule 144, Equity Compensation, Owned Shares

3 terms

Rule 144 regulatory

"Rule 144 notice reporting proposed resale activity in Common Stock"

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.

Equity Compensation financial

"Securities To Be Sold ... Equity Compensation 05/20/2020"

Equity compensation is pay given to employees, executives or contractors in the form of company ownership—such as stock, stock options or restricted shares—rather than just cash. It matters to investors because it can align workers' incentives with shareholders (like paying someone in slices of the same pie they help grow), but it also increases the number of shares outstanding and company expenses, affecting ownership percentages and earnings per share.

Owned Shares financial

"Common Stock | 05/20/2020 | Owned Shares | Issuer"

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Available on EDGAR 07/06/2026 - 04:12 PM Accepted by SEC EDGAR 07/06/2026 - 04:12 PM Learn about SEC filing dates

FAQ

What does ABEO's Rule 144 filing disclose?

The filing discloses a reported sale of 18,160 shares on 06/15/2026. It records $103,695.00 in proceeds and references equity compensation dated 05/20/2020.

How many shares were sold and what proceeds were reported in the ABEO filing?

The filing reports a sale of 18,160 shares with aggregate proceeds of $103,695.00 on 06/15/2026. These figures appear under "Securities Sold During The Past 3 Months."

Does the Rule 144 notice state ABEO's shares outstanding?

Yes; the notice lists Common Stock at 56,995,144 shares with an associated date of 07/06/2026. That figure is shown in the filing's securities information section.

Are the reported securities linked to compensation at ABEO?

The filing ties the reported shares to equity compensation with an original date of 05/20/2020. The entry labels the securities as "Owned Shares" under that equity compensation grant.

Who is the selling party named in the filing?

The filing names Christine Silverstein with an address in Cleveland and associates the Common Stock sale dated 06/15/2026 of 18,160 shares with that individual.

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 Stock	Stifel Nicolaus & Company Inc 501 N Broadway St. Louis MO 63102	102180	640771.00	56995144	07/06/2026	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 Stock	05/20/2020	Owned Shares	Issuer			102180	05/20/2020	Equity Compensation

* 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
Christine Silverstein 6555 CARNEGIE AVE, 4TH FLOOR CLEVELAND OH 44103	Common Stock	06/15/2026	18160	103695.00

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)