Washington Trust Advisors, Inc.
Position in ARWR — Arrowhead Pharmaceuticals, Inc.
CIK 1900099
WELLESLEY, MA
Position in ARWR
as of Jun 30, 2026
· filed Jul 29, 2026
Position Value
$2,134,339
+$549,660 QoQ
Shares Held
26,185
+3.6% QoQ
Ownership
0.019%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
#24
of 129 holders
Holding Since
Dec 2023
11 quarters on record
Voting authority
Sole 99%
Shared 0%
None 1%
Common Shares in ARWR Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Washington Trust Advisors, Inc. holds $19,773,934 across 12 Biotechnology names. ARWR ranks #2 (10.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | REGN |
Regeneron Pharmaceuticals, Inc.
|
27,703 | $17,273,928 | |
| 2 | ARWR |
Arrowhead Pharmaceuticals, Inc.
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|
26,185 | $2,134,339 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
372 | $184,783 | |
| 4 | RVMD |
Revolution Medicines, Inc.
|
482 | $90,268 | |
| 5 | AXSM |
Axsome Therapeutics, Inc.
|
175 | $42,834 | |
| 6 | SANA |
Sana Biotechnology, Inc.
|
5,000 | $17,450 | |
| 7 | INSM |
INSMED Inc
|
90 | $9,595 | |
| 8 | ARGX |
Argenx SE
|
8 | $7,422 |
All Filings in ARWR
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11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,134,339 | 26,185 | Shares | Sole | 2026-07-29 | |
| 2026-03-31 | $1,584,679 | 25,274 | Shares | Sole | 2026-04-06 | |
| 2025-12-31 | $36,182 | 545 | Shares | Sole | 2026-02-03 | |
| 2025-09-30 | $28,281 | 820 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $12,956 | 820 | Shares | Sole | 2025-07-31 | |
| 2025-03-31 | $10,446 | 820 | Shares | Sole | 2025-04-25 | |
| 2024-12-31 | $15,416 | 820 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $15,883 | 820 | Shares | Sole | 2024-11-01 | |
| 2024-06-30 | $21,311 | 820 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $23,452 | 820 | Shares | Sole | 2024-05-07 | |
| 2023-12-31 | $25,092 | 820 | Shares | Sole | 2024-01-18 | |
| No filing history on record for this holder in this stock. | ||||||