Position in MIST
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$10,496,670
+$2,962,779 QoQ
Shares Held
7,833,336
+23.7% QoQ
Ownership
6.29%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#2
of 78 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MIST Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026RTW INVESTMENTS, LP holds $9,530,420,260 across 63 Biotechnology names. MIST ranks #49 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
1,993,687 | $1,070,510,234 | |
| 2 | ARGX |
Argenx SE
|
709,446 | $658,202,715 | |
| 3 | PTCT |
Ptc Therapeutics, Inc.
|
7,746,415 | $631,875,071 | |
| 4 | PTGX |
Protagonist Therapeutics, Inc
|
5,061,175 | $620,398,831 | |
| 5 | CGON |
CG Oncology, Inc.
|
8,514,590 | $604,961,619 | |
| 6 | INSM |
INSMED Inc
|
4,842,880 | $516,347,865 | |
| 7 | TNGX |
Tango Therapeutics, Inc.
|
13,900,620 | $434,533,381 | |
| 8 | SYRE |
Spyre Therapeutics, Inc.
|
4,251,996 | $377,492,204 |
All Filings in MIST
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $10,496,670 | 7,833,336 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $7,533,891 | 6,331,001 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $5,062,326 | 2,506,102 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $5,012,204 | 2,506,102 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $4,861,837 | 2,506,102 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $2,004,881 | 2,506,102 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $5,914,400 | 2,506,102 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $4,949,275 | 3,256,102 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $4,298,054 | 3,256,102 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $5,828,422 | 3,256,102 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $5,437,690 | 3,256,102 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $10,093,916 | 3,256,102 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $9,279,890 | 3,256,102 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $12,829,041 | 3,256,102 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $17,087,803 | 4,315,102 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $39,655,787 | 4,315,102 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $26,537,877 | 4,315,102 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $27,702,954 | 4,315,102 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $28,263,918 | 4,315,102 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $24,639,232 | 4,315,102 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $23,733,061 | 4,315,102 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $24,984,440 | 4,315,102 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $28,911,183 | 4,315,102 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $31,586,546 | 4,315,102 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $16,311,085 | 4,315,102 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $7,939,787 | 4,315,102 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||