— Know what they know.
Not Investment Advice
Also trades as: 0HI3.L (LSE) · $vol 0M

ARWR NASDAQ

Arrowhead Pharmaceuticals, Inc.
1W: -5.3% 1M: +2.1% 3M: +18.7% YTD: +11.4% 1Y: +363.5% 3Y: +100.6% 5Y: +3.7%
$74.95
-0.59 (-0.78%)
 
Weekly Expected Move ±7.6%
$65 $71 $77 $83 $88
NASDAQ · Healthcare · Biotechnology · Alpha Radar Buy · Power 54 · $10.6B mcap · 123M float · 1.71% daily turnover · Short 75% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
505
Institutions Holding
+68 vs prior
62.2%
Ownership
-9.92%
98 New
148 Increased
206 Reduced
107 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-05-12 Lu Hongbo director S-Sale 2,970 $76.88 $228K Filing
2026-04-23 Hamilton James C officer: chief medical officer S-Sale 10,000 $75.00 $750K Filing
2026-04-22 Apel Daniel Joseph officer: chief financial officer S-Sale 8,730 $71.92 $628K Filing
2026-04-22 Apel Daniel Joseph officer: chief financial officer S-Sale 1,157 $70.45 $82K Filing
2026-04-22 Apel Daniel Joseph officer: chief financial officer S-Sale 3,208 $70.11 $225K Filing
2026-01-06 Apel Daniel Joseph officer: chief financial officer A-Grant/Award 75,000 $— $0 Filing
2026-01-06 Hamilton James C officer: chief medical officer A-Grant/Award 75,000 $— $0 Filing
2026-01-06 O'Brien Patrick officer: coo A-Grant/Award 75,000 $— $0 Filing
2026-01-06 O'Brien Patrick officer: coo G-Gift 440 $— $0 Filing
2026-01-06 O'Brien Patrick officer: coo G-Gift 540 $— $0 Filing
2026-01-05 Hamilton James C officer: chief medical officer S-Sale 12,711 $63.95 $813K Filing
2026-01-05 Hamilton James C officer: chief medical officer S-Sale 14,792 $63.01 $932K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 13,451 $62.96 $847K Filing
2026-01-05 Hamilton James C officer: chief medical officer S-Sale 1,200 $64.49 $77K Filing
2026-01-05 Hamilton James C officer: chief medical officer S-Sale 309 $68.00 $21K Filing
2026-01-05 Hamilton James C officer: chief medical officer S-Sale 6,090 $62.28 $379K Filing
2026-01-05 Hamilton James C officer: chief medical officer S-Sale 4,625 $61.24 $283K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 46 $68.00 $3K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 2,336 $64.04 $150K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 5,873 $62.91 $369K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 900 $62.25 $56K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 600 $61.12 $37K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 313 $68.00 $21K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 6,164 $62.23 $384K Filing
2026-01-05 O'Brien Patrick officer: coo S-Sale 4,368 $61.20 $267K Filing

🏛️ Congressional Trades

1 records
Date Politician Chamber Type Amount Filing
2023-01-31 Daniel Goldman House Sell $1,001 - $15,000 Filing

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
BlackRock, Inc. 18,161,519 $1.1B -3,157,063 2026-03-31 Filing
Avoro Capital Advisors LLC 10,699,999 $671M +74,999 2026-03-31 Filing
FMR LLC 7,266,652 $456M +746,244 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 7,146,136 $448M +7,146,136 2026-03-31 Filing
STATE STREET CORP 6,496,130 $407M +92,300 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 6,032,416 $378M +6,032,416 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 4,278,828 $275M +1,013,865 2026-03-31 Filing
Invesco Ltd. 3,280,647 $206M +2,732,889 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 1,739,923 $109M +62,401 2026-03-31 Filing
NORTHERN TRUST CORP 1,655,837 $104M +309,580 2026-03-31 Filing
Siren, L.L.C. 1,615,476 $101M +115,000 2026-03-31 Filing
JANUS HENDERSON GROUP PLC 1,436,990 $90M +156,544 2026-03-31 Filing
UBS Group AG 1,336,271 $84M +348,984 2026-03-31 Filing
UBS AM, a distinct business unit of UBS 1,330,996 $83M +70,616 2026-03-31 Filing
Pictet Asset Management Holding SA 1,273,266 $80M +244,530 2026-03-31 Filing
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1,192,085 $75M -161,634 2026-03-31 Filing
Driehaus Capital Management LLC 1,190,335 $75M -579,005 2026-03-31 Filing
Fisher Asset Management, LLC 1,113,568 $70M -198,159 2026-03-31 Filing
BANK OF AMERICA CORP /DE 1,064,455 $67M +442,426 2026-03-31 Filing
Hood River Capital Management LLC 1,056,534 $66M +1,056,534 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms