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BCS

Notice of Proposed Sale · 144

LifeStance Health Group, Inc.

LFSTNASDAQEQUITYCurrent

Notice of Proposed Sale

Filed Aug 13, 2026Accepted Aug 13, 2026, 11:29 AM EDTFiling CIK 1685627Accession 0001959173-26-005973
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Structured filing — 144

primary_doc.xml

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer
LifeStance Health Group, Inc.
Issuer CIK
0001845257
SEC file number
001-40478
Phone
602-767-2100
Person for whose account securities are to be sold
DeLuca Teresa
Relationships to issuer
Director
Street
4800 N. SCOTTSDALE ROAD
Street (continued)
SUITE 2500
City
SCOTTSDALE
State / country code
AZ
Postal code
85251

Securities proposed for sale

Securities proposed for sale · 1 reported row
SecurityProposed unitsAggregate market valueUnits outstandingApproximate sale dateExchangeBroker / market maker
Common20,441249,993.43382,055,60908/13/2026NASDAQFidelity Brokerage Services LLC

Broker / market maker — proposed row 1, entry 1

Name
Fidelity Brokerage Services LLC
Street
900 Salem Street
City
Smithfield
State / country code
RI
Postal code
02917

Acquisition of securities to be sold

Acquisition of securities to be sold · 1 reported row
SecurityAcquiredNature of acquisitionAcquired fromAmount acquiredGift transactionPayment dateNature of payment
Common06/01/2025Restricted Stock VestingIssuer20,441N06/01/2025Compensation

Prior-sale reporting

Nothing to report for the preceding three months
Y

Remarks

The sale today took place in the Yawaog Enterprises Corp account in which Teresa Deluca is an account stakeholder and authorized individual.

Notice signature

Notice date
08/13/2026
Signed
/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Teresa M. Deluca

Company context

Founded in 2017, LifeStance (Nasdaq: LFST) is reimagining mental health. We are one of the nation’s largest providers of virtual and in-person outpatient mental healthcare for children, adolescents and adults experiencing a variety of mental health conditions. Our mission is to help people lead healthier, more fulfilling lives by improving access to trusted, affordable, and personalized mental healthcare. LifeStance and its supported practices employ over 8,500 psychiatrists, advanced practice nurses, psychologists and therapists and operates across 33 states and more than 550 centers. To learn more, please visit www. LifeStance.com.

Current securities

Recent company filings

  1. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory ArrangementsOct 16, 2026
  2. 4 filingSep 24, 2026
  3. Other EventsSep 11, 2026
  4. 424B7 filingSep 10, 2026
  5. 424B7 filingSep 9, 2026

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