| Due Diligence for Asset Managers |
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| Arrowhead Research Corp | |
|---|---|
| Ticker | ARWR |
| CIK # | 0000879407 |
| CUSIP | 04280A100 |
| Sector | Trade & Services - Services-Commercial Physical & Biological Research |
| Address | 201 South Lake Avenue Suite 703, Pasadena, CA 91101 |
| Source | [EDGAR] |
| Reg D Offering (Form D) | Filed | Raised | Terms |
|---|---|---|---|
| Arrowhead Research Corp | 2013-10-22 | 64.0 M | Exemption: 506(b) · Minimum: $3,000,000 · Duration: One year or less · Commission: $3,840,000 · Revenue: $1 - $1,000,000 |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0000879407] | 10-K | |
| [0000879407] | 10-Q | |
| [0000879407] | 3 | |
| [0000879407] | 4 | |
| [0000879407] | 5 | |
| [0000879407] | 8-K | |
| [0000879407] | D | |
| [0000879407] | SC 13D | |
| [0000879407] | SC 13G |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Hamilton James C
Common Stock
|
2026-03-05 | Sell | 10,000 | $64.19 | 641,900 |
|
O'Brien Patrick
Common Stock
|
2026-01-06 | Gift | 540 | $0.00 | |
|
O'Brien Patrick
Common Stock
|
2026-01-06 | Grant | 75,000 | $0.00 | |
|
O'Brien Patrick
Common Stock
|
2026-01-06 | Gift | 440 | $0.00 | |
|
Apel Daniel Joseph
Common Stock
|
2026-01-06 | Grant | 75,000 | $0.00 | |
|
O'Brien Patrick
Common Stock
|
2026-01-06 | Gift | 540 | $0.00 | |
|
O'Brien Patrick
Common Stock
|
2026-01-06 | Gift | 440 | $0.00 | |
|
Hamilton James C
Common Stock
|
2026-01-06 | Grant | 75,000 | $0.00 | |
|
O'Brien Patrick
Common Stock
|
2026-01-06 | Gift | 540 | $0.00 | |
|
Hamilton James C
Common Stock
|
2026-01-05 | Sell | 12,711 | $63.95 | 812,868 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 2,336 | $64.04 | 149,597 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 46 | $68.00 | 3,128 |
|
Hamilton James C
Common Stock
|
2026-01-05 | Sell | 6,090 | $62.28 | 379,285 |
|
Hamilton James C
Common Stock
|
2026-01-05 | Sell | 309 | $68.00 | 21,012 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 313 | $68.00 | 21,284 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 6,164 | $62.23 | 383,586 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 600 | $61.12 | 36,672 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 900 | $62.25 | 56,025 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 4,368 | $61.20 | 267,322 |
|
O'Brien Patrick
Common Stock
|
2026-01-05 | Sell | 2,700 | $64.44 | 173,988 |
| showing 20 of 200 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 444 | 121,926,920 |
| 2025-12-31 | 409 | 117,626,706 |
| 2025-09-30 | 308 | 112,820,141 |
| 2025-06-30 | 283 | 106,166,100 |
| 2025-03-31 | 267 | 103,357,973 |
| 2024-12-31 | 272 | 98,157,305 |
| 2024-09-30 | 276 | 96,898,476 |
| 2024-06-30 | 275 | 99,235,600 |
| 2024-03-31 | 280 | 101,010,086 |
| 2023-12-31 | 270 | 81,996,786 |
| 2023-09-30 | 257 | 74,818,003 |
| 2023-06-30 | 278 | 72,548,591 |