Tower Research Capital LLC (TRC)
Position in ARWR — Arrowhead Pharmaceuticals, Inc.
CIK 1533421
NEW YORK, NY
Position in ARWR
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$2,815,110
+$2,046,785 QoQ
Shares Held
34,537
+181.8% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#165
of 490 holders
Holding Since
Jun 2020
25 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, 2026Tower Research Capital LLC (TRC) holds $49,455,922 across 465 Biotechnology names. ARWR ranks #3 (5.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
4,547 | $4,218,570 | |
| 2 | BBIO |
BridgeBio Pharma, Inc.
|
38,206 | $2,845,582 | |
| 3 | ARWR |
Arrowhead Pharmaceuticals, Inc.
This page
|
34,537 | $2,815,110 | |
| 4 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
4,292 | $2,131,964 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
3,927 | $2,108,602 | |
| 6 | AXSM |
Axsome Therapeutics, Inc.
|
6,437 | $1,575,584 | |
| 7 | INSM |
INSMED Inc
|
10,927 | $1,165,036 | |
| 8 | ROIV |
Roivant Sciences Ltd.
|
32,746 | $1,158,880 |
All Filings in ARWR
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,815,110 | 34,537 | Shares | Defined | 2026-08-11 | |
| 2026-03-31 | $768,325 | 12,254 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $146,721 | 2,210 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $118,714 | 3,442 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $167,827 | 10,622 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $65,266 | 5,123 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $710,489 | 37,792 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $176,654 | 9,120 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $704,095 | 27,091 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $99,642 | 3,484 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $422,065 | 13,793 | Shares | Other | 2024-02-13 | |
| 2023-09-30 | $178,470 | 6,642 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $314,734 | 8,826 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $165,252 | 6,506 | Shares | Other | 2023-05-09 | |
| 2022-12-31 | $197,445 | 4,868 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $505,466 | 15,294 | Shares | Other | 2022-11-10 | |
| 2022-06-30 | $285,517 | 8,109 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $130,473 | 2,837 | Shares | Other | 2022-05-12 | |
| 2021-12-31 | $559,107 | 8,433 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $853,667 | 13,674 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $709,601 | 8,568 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $1,019,449 | 15,374 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $527,058 | 6,869 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $214,567 | 4,983 | Shares | Other | 2020-11-16 | |
| 2020-06-30 | $1,099,487 | 25,457 | Shares | Defined | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||