ONC (NASDAQ: ONC) files Form 144 for 631 ADS vesting with MS Smith Barney

Rhea-AI Filing Summary

The issuer filed a Form 144 notice related to 631 ADS tied to restricted stock vesting under a registered plan with a vesting date of 06/10/2026 and a filing date of 06/11/2026. The notice lists Morgan Stanley Smith Barney LLC as the broker-dealer.

Insights

Equity Compliance Analyst

Routine Rule 144 notice for vested ADS with broker-dealer listed.

The filing reports 631 ADS associated with restricted stock vesting under a registered plan, submitted on 06/11/2026. The broker-dealer named is Morgan Stanley Smith Barney LLC, which is standard for planned distributions following vesting.

Cash-flow treatment and whether the ADS will be sold or retained are not stated in the excerpt; subsequent transaction details would appear in transaction filings or broker confirmations.

Key Figures

ADS reported: 631 ADS Vesting date: 06/10/2026 Form 144 filing date: 06/11/2026 +3 more

6 metrics

ADS reported 631 ADS Restricted stock vesting under a registered plan

Vesting date 06/10/2026 Restricted stock vesting date shown in the notice

Form 144 filing date 06/11/2026 Date the notice information appears to be recorded

Broker-dealer Morgan Stanley Smith Barney LLC Broker-dealer named on the notice (address shown)

Reference number 162636.53 Numeric value present in the excerpt (context not further specified)

Identifier 54885669 Numeric value present in the excerpt (context not further specified)

Key Terms

ADS, Restricted Stock Vesting, Form 144

3 terms

ADS market

"ADS | Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza"

Ads are paid promotional messages a company places across media — online, on TV, in print, or on social platforms — to attract customers, explain products, or shape public perception. For investors, ads matter because they drive sales growth, affect how much a company must spend to win customers, and influence brand strength and long-term value. Ads can also create regulatory or reputational risk if claims are misleading, which can affect profits and stock 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.

Form 144 regulatory

"The issuer filed a Form 144 notice related to 631 ADS"

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.

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

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Available on EDGAR 06/11/2026 - 04:26 PM Accepted by SEC EDGAR 06/11/2026 - 04:25 PM Learn about SEC filing dates

FAQ

What does ONC's Form 144 filing report?

It reports 631 ADS tied to restricted stock vesting under a registered plan on 06/10/2026. The filing names Morgan Stanley Smith Barney LLC as the broker-dealer and was submitted on 06/11/2026.

Does the Form 144 disclose proceeds or sale timing for ONC ADS?

No; the excerpt lists vesting and broker-dealer details but does not state sale proceeds or exact sale timing. Further transaction specifics would appear in later transaction reports or broker records, not in this notice excerpt.

Who is the broker-dealer listed on the ONC Form 144?

The filing lists Morgan Stanley Smith Barney LLC at 1 New York Plaza, 8th Floor, New York, NY. That broker-dealer is named in connection with the reported 631 ADS tied to the vesting event.

What does 'restricted stock vesting under a registered plan' mean in this filing?

It indicates shares subject to prior restrictions have become vested under a registered company plan. The notice records the vesting event for 631 ADS on 06/10/2026, but subsequent disposition decisions are not provided here.

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
ADS	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	631	162636.53	54885669	06/11/2026	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 *
ADS	06/10/2026	Restricted Stock Vesting Under a Registered Plan	Issuer			631	06/10/2026	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)