ADAGE CAPITAL PARTNERS GP, L.L.C.
Position in ACRS — Aclaris Therapeutics, Inc.
CIK 1165408
Boston, MA
Position in ACRS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$14,516,250
+$4,369,540 QoQ
Shares Held
3,871,000
+14.8% QoQ
Ownership
2.77%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
21 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ACRS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026ADAGE CAPITAL PARTNERS GP, L.L.C. holds $4,595,586,445 across 121 Biotechnology names. ACRS ranks #56 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
5,475,611 | $532,503,169 | |
| 2 | RPRX |
Royalty Pharma plc
|
7,480,633 | $358,845,965 | |
| 3 | CNTA |
Centessa Pharmaceuticals plc
|
8,925,010 | $354,501,397 | |
| 4 | ROIV |
Roivant Sciences Ltd.
|
12,794,097 | $354,396,486 | |
| 5 | TNGX |
Tango Therapeutics, Inc.
|
12,809,485 | $267,974,426 | |
| 6 | PRAX |
Praxis Precision Medicines, Inc.
|
815,739 | $262,822,948 | |
| 7 | INSM |
INSMED Inc
|
900,000 | $147,168,000 | |
| 8 | AXSM |
Axsome Therapeutics, Inc.
|
737,578 | $124,665,433 |
All Filings in ACRS
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $14,516,250 | 3,871,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $10,146,710 | 3,371,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $10,028,473 | 5,278,144 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $13,670,771 | 9,627,304 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $14,729,775 | 9,627,304 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $23,875,713 | 9,627,304 | Shares | Sole | 2025-02-14 | |
| 2023-09-30 | $6,850,000 | 1,000,000 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $10,370,000 | 1,000,000 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $9,546,200 | 1,180,000 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $11,025,000 | 700,000 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $11,018,000 | 700,000 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $8,725,000 | 625,000 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $7,327,000 | 425,000 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $13,085,956 | 899,997 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $19,356,588 | 1,075,366 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $35,120,000 | 2,000,000 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $80,640,000 | 3,200,000 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $14,557,500 | 2,250,000 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $6,425,000 | 2,500,000 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $4,050,000 | 2,500,000 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $2,080,000 | 2,000,000 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||