ADAGE CAPITAL PARTNERS GP, L.L.C.
Position in LFST — LifeStance Health Group, Inc.
CIK 1165408
Boston, MA
Position in LFST
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$13,569,409
+$5,498,715 QoQ
Shares Held
1,266,985
0.0% QoQ
Ownership
0.332%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#31
of 284 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in LFST Over Time
Shares Held
Position Value (USD)
Position in Medical Care Facilities
Healthcare · as of Jun 30, 2026ADAGE CAPITAL PARTNERS GP, L.L.C. holds $85,720,548 across 7 Medical Care Facilities names. LFST ranks #2 (15.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | THC |
Tenet Healthcare Corp
|
238,848 | $44,683,683 | |
| 2 | LFST |
LifeStance Health Group, Inc.
This page
|
1,266,985 | $13,569,409 | |
| 3 | EHC |
Encompass Health Corp
|
105,490 | $10,662,929 | |
| 4 | ACHC |
Acadia Healthcare Company, Inc.
|
230,140 | $6,796,034 | |
| 5 | CMPS |
COMPASS Pathways plc
|
300,000 | $4,245,000 | |
| 6 | BKD |
Brookdale Senior Living Inc.
|
239,000 | $3,845,510 | |
| 7 | AVAH |
Aveanna Healthcare Holdings, Inc.
|
223,802 | $1,917,983 |
All Filings in LFST
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $13,569,409 | 1,266,985 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $8,070,694 | 1,266,985 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $8,919,574 | 1,266,985 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $2,475,000 | 450,000 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $1,421,750 | 275,000 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,531,800 | 230,000 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $1,179,200 | 160,000 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $1,120,000 | 160,000 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $1,473,000 | 300,000 | Shares | Sole | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||