Proposed 20,000 Class A sale; Michael Olsen sold 270,000 shares (ATUS)

Rhea-AI Filing Summary

ATUS reported a Form 144 notice showing a proposed sale of 20,000 Class A shares under Rule 144 by Fidelity Brokerage Services. The filing also discloses recent dispositions by Michael Olsen: 250,000 shares for $400,080.79 on 02/17/2026 and 20,000 shares for $28,000.00 on 03/02/2026.

Insights

Equity Capital Markets Analyst

Rule 144 notice lists a 20,000-share proposed sale and prior insider dispositions.

The filing records a proposed sale of 20,000 Class A shares by Fidelity Brokerage Services under a restricted stock vesting event dated 12/29/2022. It also lists two recent dispositions by Michael Olsen: $400,080.79 for 250,000 shares on 02/17/2026 and $28,000.00 for 20,000 shares on 03/02/2026.

These are routine Rule 144 notices and reported past sales; the filing itself does not state proceeds treatment beyond the reported sale amounts, nor does it indicate any change to company operations. Subsequent filings would show whether further transactions occur.

Key Figures

Proposed sale: 20,000 shares Disposition: 250,000 shares Disposition: 20,000 shares

3 metrics

Proposed sale 20,000 shares Class A proposed sale by Fidelity Brokerage Services

Disposition 250,000 shares Sold by Michael Olsen on <date>02/17/2026</date> for <money>$400,080.79</money>

Disposition 20,000 shares Sold by Michael Olsen on <date>03/02/2026</date> for <money>$28,000.00</money>

Key Terms

Rule 144, Restricted Stock Vesting, Securities To Be Sold

3 terms

Rule 144 regulatory

"Securities To Be Sold — Restricted Stock Vesting"

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.

Restricted Stock Vesting financial

"12/29/2022 | Restricted Stock Vesting | 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.

Securities To Be Sold regulatory

"Class A | Fidelity Brokerage Services LLC ... 20000"

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
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	20000	25800.00	470460199	04/01/2026	NYSE

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	12/29/2022	Restricted Stock Vesting	Issuer			20000	12/29/2022	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
Michael Olsen 1 Court Square West Long Island City NY 11101	Class A	02/17/2026	250000	400080.79
Michael Olsen 1 Court Square West Long Island City NY 11101	Class A	03/02/2026	20000	28000.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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)

FAQ

What does ATUS's Form 144 report?

The Form 144 reports a proposed sale of 20,000 Class A shares. It also lists prior sales by an insider, showing recent dispositions and amounts for transparency.

Who reported recent share sales in the ATUS filing?

The filing shows recent dispositions by Michael Olsen: 250,000 shares for $400,080.79 on 02/17/2026 and 20,000 shares for $28,000.00 on 03/02/2026, as reported in the form.

Which broker is associated with the proposed ATUS sale?

The proposed sale lists Fidelity Brokerage Services LLC in Smithfield, RI, for 20,000 Class A shares, tied to a restricted stock vesting dated 12/29/2022.

Does the ATUS Form 144 indicate company proceeds from the sale?

No. The entry attributes the shares to a broker/holding and recent insider sales list cash amounts; the form does not state that ATUS will receive any proceeds from these dispositions.