OSCR Form 144: Proposed sale of 4.73M compensation units

OSCR submitted a Form 144 notice for proposed sales of Common Stock through Morgan Stanley Smith Barney LLC.

Rhea-AI Filing Summary

OSCR submitted a Form 144 notice for proposed sales of Common Stock through Morgan Stanley Smith Barney LLC. The filing lists 3,774,470 performance stock units and 955,555 restricted stock units vesting under a registered plan, each dated 04/03/2026.

Insights

Corporate Governance Analyst

Form 144 notifies the market of intended sales of vested compensation shares.

The filing lists proposed dispositions of performance stock units (3,774,470) and restricted stock units (955,555) dated 04/03/2026. The broker shown is Morgan Stanley Smith Barney LLC.

These are regulatory sale notices rather than completed trades; timing and execution details are not provided in the excerpt, so actual market activity depends on subsequent sale filings or confirmations.

Key Figures

Performance stock units listed: 3,774,470 shares Restricted stock units listed: 955,555 shares Broker/intermediary: Morgan Stanley Smith Barney LLC

3 metrics

Performance stock units listed 3,774,470 shares dated 04/03/2026

Restricted stock units listed 955,555 shares vesting under a registered plan, dated 04/03/2026

Broker/intermediary Morgan Stanley Smith Barney LLC listed as handling proposed sales

Key Terms

Form 144, performance stock units, restricted stock units

3 terms

Form 144 regulatory

"144: 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.

performance stock units financial

"Performance stock units | Issuer | 3,774,470 | 04/03/2026"

Performance stock units are a type of company award that grants employees shares of stock only if certain performance goals are met. They motivate employees to work toward specific company achievements, aligning their interests with those of shareholders. For investors, they can influence a company's future stock supply and reflect management’s confidence in reaching key targets.

restricted stock units financial

"Restricted stock units vesting under a registered plan | 955,555 | 04/03/2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

FAQ

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

What does OSCR's Form 144 list for proposed sales?

The filing lists 3,774,470 performance stock units and 955,555 restricted stock units dated 04/03/2026. These line items identify the securities proposed for sale and their grant/vesting type as disclosed.

Who is the broker handling the proposed sales in the OSCR Form 144?

The broker named is Morgan Stanley Smith Barney LLC, located at 1 New York Plaza, 8th Floor. The filing lists this firm as the intermediary for the proposed transactions.

Do the numbers in the filing mean the shares have already been sold?

No; Form 144 is a notice of proposed sale. The filing lists quantities of units proposed for sale but does not confirm completed transactions or settlement details.

What date is associated with the securities listed in the OSCR excerpt?

The securities entries shown are dated 04/03/2026. That date appears beside both the performance stock units and restricted stock units in the excerpt.

Does the Form 144 excerpt show proceeds or sale prices for OSCR?

The excerpt does not provide sale prices or aggregate proceeds. The lines include unit counts and dates but do not state pricing or gross proceeds in the provided text.

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

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Accepted by SEC EDGAR 06/25/2026 - 04:05 PM 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	0001352552
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	Oscar Health, Inc.
SEC File Number	001-40154
Address of Issuer	75 Varick Street, 5th Floor New York NEW YORK 10013
Phone	646-403-3677
Name of Person for Whose Account the Securities are To Be Sold	Mark Bertolini
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	Director
Relationship to Issuer	CEO

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza, 8th Floor New York NY 10004	2776937	83113724.41	265902000	06/25/2026	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 *
Common Stock	04/03/2026	Performance stock units	Issuer			3774470	04/03/2026	Services Rendered
Common Stock	04/03/2026	Restricted stock units vesting under a registered plan	Issuer			955555	04/03/2026	Services Rendered

* 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	Represents a sale of shares to satisfy tax withholding obligations in connection with the deferred settlement of performance stock units and time-based restricted stock units that vested on April 3, 2026. The sale was effected pursuant to a Rule 10b5-1 instruction letter entered into on November 10, 2025 and amended and restated on March 24, 2026.
Date of Notice	06/25/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/24/2026
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	Melissa Curtin, Attorney-in-Fact for Mark Bertolini
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)