LifeStance holder Paunovich plans $541K stock sale

Vukasin Paunovich’s Rule 144 notice would cover 42,067 LifeStance shares that vested June 11, 2026, and his prior three-month sales totaled 44,394 shares.

Rhea-AI Filing Summary

LifeStance Health Group, Inc. (LFST) is the issuer of common stock for which Vaughn (Vukasin) Paunovich has filed a Rule 144 notice to sell shares held at Fidelity Brokerage Services LLC. The notice covers 42,067 shares of common stock that vested as restricted stock on June 11, 2026, received from the issuer as compensation. The filing also reports that Paunovich sold 44,394 shares of LFST common stock in the prior three months on August 10, 2026.

Key Figures

Shares to be sold under Rule 144: 42,067 shares Aggregate market value of shares to be sold: $541,244.60 Shares sold in past three months: 44,394 shares +2 more

5 metrics

Shares to be sold under Rule 144 42,067 shares Common stock of LifeStance Health Group, Inc. to be sold under the notice

Aggregate market value of shares to be sold $541,244.60 Estimated value for 42,067 shares covered by the Form 144

Shares sold in past three months 44,394 shares Common stock of LifeStance Health Group, Inc. sold on August 10, 2026

Proceeds from past three-month sale $481,674.90 Total proceeds from 44,394 LFST shares sold on August 10, 2026

Date of restricted stock vesting June 11, 2026 Vesting date for restricted stock underlying shares to be sold

Key Terms

Rule 144, restricted stock vesting, attorney-in-fact, compensation

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144"

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

"Common | 06/11/2026 | 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.

attorney-in-fact regulatory

"as attorney-in-fact for Vaughn Paunovich"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

compensation financial

"42067 | 06/11/2026 | Compensation"

FAQ

What does the Form 144 filing for LFST by Vaughn (Vukasin) Paunovich disclose?

It discloses an intention under Rule 144 to sell 42,067 shares of LifeStance Health Group, Inc. common stock held at Fidelity Brokerage Services LLC, originating from restricted stock vesting on June 11, 2026 and received as compensation from the issuer.

How many LFST shares does Paunovich plan to sell under this Form 144?

The notice covers a proposed sale of 42,067 shares of LifeStance Health Group, Inc. common stock. The shares are associated with restricted stock that vested on June 11, 2026 and are held at Fidelity Brokerage Services LLC.

What is the reported market value of the LFST shares covered by this Form 144?

The Form 144 lists an aggregate market value of $541,244.60 for the 42,067 shares of LifeStance Health Group, Inc. common stock covered by the notice, based on the pricing information provided in the securities information section.

What LFST sales has Paunovich made in the past three months before this notice?

The filing reports that Paunovich sold 44,394 shares of LifeStance Health Group, Inc. common stock on August 10, 2026 for total proceeds of $481,674.90, as securities sold during the past three months.

What is the relationship between Vaughn Paunovich and Vukasin Paunovich in the LFST Form 144?

The remarks state that “Vaughn Paunovich and Vukasin Paunovich are one in the same person”, clarifying that the names refer to the same individual in connection with the LifeStance Health Group, Inc. Form 144 filing.

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

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Available on EDGAR 09/02/2026 - 01:52 PM Accepted by SEC EDGAR 09/02/2026 - 01:52 PM 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	0001938690
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	LifeStance Health Group, Inc.
SEC File Number	001-40478
Address of Issuer	4800 N. SCOTTSDALE ROAD SUITE 2500 SCOTTSDALE ARIZONA 85251
Phone	602-767-2100
Name of Person for Whose Account the Securities are To Be Sold	Paunovich Vukasin
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	Officer

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	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	42067	541244.60	382055609	09/02/2026	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	06/11/2026	Restricted Stock Vesting	Issuer			42067	06/11/2026	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
Vaughn Paunovich 4800 N. Scottsdale Road Suite 2500 Scottsdale AZ 85251	Common	08/10/2026	44394	481674.90

144: Remarks and Signature

Remarks	Vaughn Paunovich and Vukasin Paunovich are one in the same person
Date of Notice	09/02/2026
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	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Vaughn Paunovich
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)