Rock Springs Capital Management LP
Position in AGIO — Agios Pharmaceuticals, Inc.
CIK 1595725
Baltimore, MD
Position in AGIO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$19,763,412
-$7,272,272 QoQ
Shares Held
532,563
-33.4% QoQ
Ownership
0.892%
of shares outstanding
% of Portfolio
0.96%
of 13F equity value
Holder Rank
#32
of 238 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AGIO Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Rock Springs Capital Management LP holds $1,502,002,537 across 70 Biotechnology names. AGIO ranks #24 (1.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
1,105,210 | $206,983,728 | |
| 2 | TVTX |
Travere Therapeutics, Inc.
|
2,179,069 | $123,792,909 | |
| 3 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
174,999 | $93,965,713 | |
| 4 | MIRM |
Mirum Pharmaceuticals, Inc.
|
798,145 | $93,438,835 | |
| 5 | RYTM |
Rhythm Pharmaceuticals, Inc.
|
692,598 | $76,899,155 | |
| 6 | KYMR |
Kymera Therapeutics, Inc.
|
453,156 | $51,963,398 | |
| 7 | ARGX |
Argenx SE
|
52,750 | $48,939,867 | |
| 8 | ASND |
Ascendis Pharma A/S
|
168,750 | $45,009,000 |
All Filings in AGIO
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $19,763,412 | 532,563 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $27,035,684 | 799,163 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $21,753,216 | 799,163 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $38,475,875 | 958,542 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $32,918,918 | 989,745 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $10,025,874 | 342,180 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $15,479,885 | 471,086 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $31,073,853 | 699,389 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $45,028,534 | 1,044,261 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $51,594,126 | 1,764,505 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $47,928,892 | 2,152,173 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $67,074,009 | 2,710,061 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $76,072,249 | 2,686,167 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $61,137,066 | 2,661,605 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $84,144,303 | 2,996,592 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $86,476,535 | 3,057,869 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $64,923,913 | 2,928,458 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $77,586,155 | 2,665,275 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $86,994,563 | 2,646,625 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $117,967,660 | 2,556,179 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $141,870,113 | 2,574,308 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $131,351,504 | 2,543,600 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $109,344,164 | 2,523,521 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $55,352,815 | 1,581,509 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $63,091,425 | 1,179,720 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $37,449,140 | 1,055,500 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||