WELLINGTON MANAGEMENT GROUP LLP
Position in ARWR — Arrowhead Pharmaceuticals, Inc.
CIK 902219
Boston, MA
Position in ARWR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$4,082,100
+$663,822 QoQ
Shares Held
50,081
-8.1% QoQ
Ownership
0.035%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#141
of 497 holders
Holding Since
Sep 2020
22 quarters on record
Voting authority
Sole 0%
Shared 94%
None 6%
Common Shares in ARWR Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026WELLINGTON MANAGEMENT GROUP LLP holds $14,994,233,945 across 206 Biotechnology names. ARWR ranks #93 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
3,247,658 | $1,613,209,155 | |
| 2 | ARGX |
Argenx SE
|
930,548 | $863,334,513 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
1,270,087 | $791,950,042 | |
| 4 | RVMD |
Revolution Medicines, Inc.
|
3,843,415 | $719,794,757 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
2,110,407 | $635,295,816 | |
| 6 | IONS |
Ionis Pharmaceuticals Inc
|
7,651,415 | $606,680,693 | |
| 7 | CYTK |
Cytokinetics Inc
|
6,931,770 | $590,517,483 | |
| 8 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
825,714 | $443,367,129 |
All Filings in ARWR
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,082,100 | 50,081 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $3,418,278 | 54,518 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $3,151,730 | 47,473 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $1,705,253 | 49,442 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $762,901 | 48,285 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $670,300 | 52,614 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $1,041,443 | 55,396 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $1,199,079 | 61,904 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,585,855 | 61,018 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $1,457,540 | 50,963 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $426,441 | 13,936 | Shares | Defined | 2024-02-12 | |
| 2023-03-31 | $744,143 | 29,297 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $1,735,278 | 42,783 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $1,470,427 | 44,491 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $7,062,597 | 200,585 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $7,569,356 | 164,587 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $13,941,695 | 210,282 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $12,944,609 | 207,346 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $49,975,077 | 603,418 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $25,851,880 | 389,864 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $34,247,744 | 446,341 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $14,668,516 | 340,653 | Shares | Defined | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||