Position in IMCR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$146,824,409
-$22,206,279 QoQ
Shares Held
4,869,798
0.0% QoQ
Ownership
9.57%
of shares outstanding
% of Portfolio
1.46%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
21 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IMCR Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026RTW INVESTMENTS, LP holds $8,256,157,304 across 64 Biotechnology names. IMCR ranks #18 (1.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
1,993,687 | $1,043,635,333 | |
| 2 | INSM |
INSMED Inc
|
4,842,880 | $791,907,737 | |
| 3 | PTGX |
Protagonist Therapeutics, Inc
|
5,059,053 | $533,224,186 | |
| 4 | PTCT |
Ptc Therapeutics, Inc.
|
7,746,415 | $527,763,253 | |
| 5 | ARGX |
Argenx SE
|
709,446 | $518,072,941 | |
| 6 | CGON |
CG Oncology, Inc.
|
6,984,808 | $472,731,805 | |
| 7 | CELC |
Celcuity Inc.
|
3,039,621 | $346,942,340 | |
| 8 | TNGX |
Tango Therapeutics, Inc.
|
13,300,620 | $278,248,970 |
All Filings in IMCR
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $146,824,409 | 4,869,798 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $169,030,688 | 4,869,798 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $176,919,761 | 4,869,798 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $152,814,261 | 4,869,798 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $144,486,906 | 4,869,798 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $143,659,041 | 4,869,798 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $151,596,811 | 4,869,798 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $165,037,454 | 4,869,798 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $391,276,665 | 6,019,641 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $416,505,159 | 6,096,387 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $316,402,485 | 6,096,387 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $361,536,794 | 6,029,633 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $279,333,181 | 5,649,943 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $317,270,506 | 5,559,322 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $208,952,612 | 4,451,483 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $149,096,505 | 3,996,154 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $55,598,182 | 1,859,471 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $42,647,015 | 1,245,532 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $46,171,871 | 1,245,532 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $48,638,024 | 1,245,532 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $53,022,297 | 1,245,532 | Shares | Sole | 2021-05-14 | |
| No filing history on record for this holder in this stock. | ||||||