Position in ASND
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$44,373,620
+$979,280 QoQ
Shares Held
194,000
-4.7% QoQ
Ownership
0.296%
of shares outstanding
% of Portfolio
2.62%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ASND Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026Rock Springs Capital Management LP holds $1,246,050,197 across 66 Biotechnology names. ASND ranks #7 (3.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
1,209,465 | $117,620,471 | |
| 2 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
170,999 | $89,512,846 | |
| 3 | MIRM |
Mirum Pharmaceuticals, Inc.
|
811,294 | $74,947,339 | |
| 4 | ARGX |
Argenx SE
|
98,500 | $71,929,625 | |
| 5 | RYTM |
Rhythm Pharmaceuticals, Inc.
|
689,748 | $59,987,383 | |
| 6 | INSM |
INSMED Inc
|
314,300 | $51,394,336 | |
| 7 | ASND |
Ascendis Pharma A/S
This page
|
194,000 | $44,373,620 | |
| 8 | XENE |
Xenon Pharmaceuticals Inc.
|
763,020 | $44,369,613 |
All Filings in ASND
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25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $44,373,620 | 194,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $43,394,340 | 203,500 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $42,644,745 | 214,500 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $37,454,200 | 217,000 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $33,665,760 | 216,000 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $41,989,350 | 305,000 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $48,525,750 | 325,000 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $39,550,200 | 290,000 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $43,839,300 | 290,000 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $36,525,500 | 290,000 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $39,843,820 | 425,500 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $37,975,875 | 425,500 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $45,622,110 | 425,500 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $51,966,315 | 425,500 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $43,937,130 | 425,500 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $39,554,480 | 425,500 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $48,997,800 | 417,500 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $53,812,000 | 400,000 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $63,756,000 | 400,000 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $30,716,925 | 233,500 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $30,093,480 | 233,500 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $38,943,130 | 233,500 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $36,033,720 | 233,500 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $31,576,650 | 213,500 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $24,042,235 | 213,500 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||