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SUMMIT PARTNERS L P

Position in LFST — LifeStance Health Group, Inc.

CIK 830588 BOSTON, MA

Position in LFST

as of Mar 31, 2026 · filed May 8, 2026
Position Value
$186,066,273
-$49,947,720 QoQ
Shares Held
29,209,776
-12.9% QoQ
Ownership
7.53%
of shares outstanding
% of Portfolio
27.76%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2021
20 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in LFST Over Time

Shares Held

Position Value (USD)

Position in Medical Care Facilities

Healthcare · as of Mar 31, 2026

SUMMIT PARTNERS L P holds $221,173,430 across 2 Medical Care Facilities names. LFST ranks #1 (84.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 LFST
LifeStance Health Group, Inc.
This page
29,209,776 $186,066,273

All Filings in LFST

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21 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $186,066,273 29,209,776
2026-03-31 $186,066,273 29,209,776
2025-12-31 $236,013,993 33,524,715
2025-09-30 $184,385,932 33,524,715
2025-06-30 $216,790,290 41,932,358
2025-03-31 $279,269,504 41,932,358
2024-12-31 $309,041,478 41,932,358
2024-09-30 $293,526,506 41,932,358
2024-06-30 $205,887,877 41,932,358
2024-03-31 $282,183,117 45,734,703
2023-12-31 $358,102,724 45,734,703
2023-09-30 $314,197,409 45,734,703
2023-06-30 $417,557,838 45,734,703
2023-03-31 $339,808,843 45,734,703
2022-12-31 $225,929,437 45,734,704
2022-09-30 $302,763,733 45,734,703
2022-06-30 $254,284,948 45,734,703
2022-03-31 $462,377,847 45,734,703
2021-12-31 $435,394,372 45,734,703
2021-09-30 $663,153,193 45,734,703
2021-06-30 $1,305,948,839 46,875,407