Avoro Capital Advisors LLC
Position in ARWR — Arrowhead Pharmaceuticals, Inc.
CIK 1633313
NEW YORK, NY
Position in ARWR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$925,591,288
+$254,701,351 QoQ
Shares Held
11,355,555
+6.1% QoQ
Ownership
8.04%
of shares outstanding
% of Portfolio
8.31%
of 13F equity value
Holder Rank
#2
of 497 holders
Holding Since
Jun 2023
13 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ARWR Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Avoro Capital Advisors LLC holds $9,631,167,263 across 25 Biotechnology names. ARWR ranks #5 (9.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ASND |
Ascendis Pharma A/S
|
5,111,111 | $1,363,235,525 | |
| 2 | KRYS |
Krystal Biotech, Inc.
|
2,888,888 | $1,073,713,002 | |
| 3 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
1,833,333 | $984,408,154 | |
| 4 | ARGX |
Argenx SE
|
1,000,000 | $927,770,000 | |
| 5 | ARWR |
Arrowhead Pharmaceuticals, Inc.
This page
|
11,355,555 | $925,591,288 | |
| 6 | KYMR |
Kymera Therapeutics, Inc.
|
7,474,747 | $857,129,238 | |
| 7 | RVMD |
Revolution Medicines, Inc.
|
2,297,000 | $430,182,160 | |
| 8 | CYTK |
Cytokinetics Inc
|
4,999,999 | $425,949,914 |
All Filings in ARWR
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,126,743,948 | 13,823,383 | Shares | Sole | 2026-08-14 | |
| 2026-06-30 | $925,591,288 | 11,355,555 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $670,889,937 | 10,699,999 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $705,393,750 | 10,625,000 | Shares | Sole | 2026-03-16 | |
| 2025-09-30 | $375,941,000 | 10,900,000 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $167,480,000 | 10,600,000 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $141,555,554 | 11,111,111 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $208,888,886 | 11,111,111 | Shares | Sole | 2025-02-14 | |
| 2024-12-31 | $226,136,777 | 12,028,552 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $172,177,760 | 8,888,888 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $231,022,199 | 8,888,888 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $244,688,873 | 8,555,555 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $34,578,000 | 1,130,000 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $15,181,550 | 565,000 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $12,744,990 | 357,403 | Shares | Sole | 2023-08-14 | |
| No filing history on record for this holder in this stock. | ||||||