§ BIOTECHNOLOGY
USD · BiotechnologyARWR
ARROWHEAD PHARMACEUTICALS IN
USDSector · BiotechnologyBeta · 1.24
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
291 increased/new, 156 decreased/exited (13F)
AC 13F Analysis
§ 04 · FUNDAMENTALS · THE BOOKS
| P/E | 42.3 | P/B | 10.04 |
| EPS (TTM) | 1.54 |
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock, Inc. | 18.2M | 0.0% | −15% |
| Avoro Capital Advisors LLC | 10.7M | 6.6% | n/a |
| Fidelity Management | 7.3M | 0.0% | +11% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 7.1M | n/a | n/a |
| State Street | 6.5M | 0.0% | +1% |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.0M | n/a | n/a |
◇ AC INTELLIGENCE
Top institutional owners for ARWR as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER6.4% · 0 holders
OTHER44.0% · 319 holders
PASSIVE / INDEX19.9% · 11 holders
QUALITY / COMPOUNDER13.1% · 29 holders
DEALER / BANK12.3% · 38 holders
INCOME / DEFENSIVE1.5% · 27 holders
SYSTEMATIC / QUANT1.4% · 9 holders
ACTIVIST0.9% · 1 holder
TACTICAL / MACRO0.5% · 5 holders
GROWTH / MOMENTUM0.1% · 1 holder
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for ARWR in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention ARWR yet.